./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label45.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label45.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI --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 b8e8aa0b516ef9fd60c8444f7020a693e2ee03ee59580de825705d1497a8a117 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:22:02,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:22:02,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:22:02,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:22:02,835 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:22:02,842 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:22:02,844 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:22:02,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:22:02,849 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:22:02,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:22:02,852 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:22:02,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:22:02,854 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:22:02,856 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:22:02,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:22:02,860 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:22:02,861 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:22:02,863 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:22:02,866 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:22:02,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:22:02,872 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:22:02,874 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:22:02,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:22:02,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:22:02,883 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:22:02,883 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:22:02,884 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:22:02,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:22:02,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:22:02,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:22:02,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:22:02,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:22:02,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:22:02,892 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:22:02,894 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:22:02,894 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:22:02,895 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:22:02,895 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:22:02,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:22:02,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:22:02,900 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:22:02,901 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-10-29 03:22:02,959 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:22:02,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:22:02,962 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 03:22:02,962 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-10-29 03:22:02,963 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:22:02,964 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:22:02,964 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:22:02,964 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:22:02,965 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:22:02,965 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:22:02,966 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:22:02,967 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 03:22:02,967 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:22:02,967 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 03:22:02,967 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:22:02,968 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 03:22:02,968 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:22:02,968 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 03:22:02,969 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:22:02,969 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:22:02,969 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:22:02,969 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:22:02,970 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:22:02,970 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:22:02,970 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 03:22:02,971 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:22:02,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:22:02,971 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 03:22:02,972 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_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8e8aa0b516ef9fd60c8444f7020a693e2ee03ee59580de825705d1497a8a117 [2021-10-29 03:22:03,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:22:03,354 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:22:03,357 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:22:03,360 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:22:03,361 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:22:03,363 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/eca-rers2012/Problem01_label45.c [2021-10-29 03:22:03,460 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/data/eaaa0054e/02896757d55c4123bbe2430bb96fcb18/FLAGee0e730de [2021-10-29 03:22:04,155 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:22:04,156 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/sv-benchmarks/c/eca-rers2012/Problem01_label45.c [2021-10-29 03:22:04,178 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/data/eaaa0054e/02896757d55c4123bbe2430bb96fcb18/FLAGee0e730de [2021-10-29 03:22:04,364 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/data/eaaa0054e/02896757d55c4123bbe2430bb96fcb18 [2021-10-29 03:22:04,369 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:22:04,371 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:22:04,376 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:22:04,377 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:22:04,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:22:04,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:22:04" (1/1) ... [2021-10-29 03:22:04,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a1e7dff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:04, skipping insertion in model container [2021-10-29 03:22:04,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:22:04" (1/1) ... [2021-10-29 03:22:04,393 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:22:04,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:22:04,884 WARN L228 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_c6c377b8-d9cc-418f-96ef-2f18e267e972/sv-benchmarks/c/eca-rers2012/Problem01_label45.c[20099,20112] [2021-10-29 03:22:04,918 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:22:04,934 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:22:05,031 WARN L228 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_c6c377b8-d9cc-418f-96ef-2f18e267e972/sv-benchmarks/c/eca-rers2012/Problem01_label45.c[20099,20112] [2021-10-29 03:22:05,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:22:05,054 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:22:05,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:05 WrapperNode [2021-10-29 03:22:05,055 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:22:05,056 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:22:05,056 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:22:05,056 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:22:05,064 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:05" (1/1) ... [2021-10-29 03:22:05,085 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:05" (1/1) ... [2021-10-29 03:22:05,156 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:22:05,156 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:22:05,157 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:22:05,157 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:22:05,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:05" (1/1) ... [2021-10-29 03:22:05,166 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:05" (1/1) ... [2021-10-29 03:22:05,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:05" (1/1) ... [2021-10-29 03:22:05,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:05" (1/1) ... [2021-10-29 03:22:05,213 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:05" (1/1) ... [2021-10-29 03:22:05,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:05" (1/1) ... [2021-10-29 03:22:05,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:05" (1/1) ... [2021-10-29 03:22:05,235 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:22:05,236 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:22:05,237 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:22:05,237 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:22:05,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:22:05" (1/1) ... [2021-10-29 03:22:05,262 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:22:05,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:22:05,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:22:05,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:22:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:22:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:22:05,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:22:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:22:07,036 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:22:07,037 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-29 03:22:07,040 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:22:07 BoogieIcfgContainer [2021-10-29 03:22:07,040 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:22:07,041 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:22:07,041 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:22:07,053 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:22:07,053 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:22:07" (1/1) ... [2021-10-29 03:22:07,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:22:07,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:07,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-10-29 03:22:07,109 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-10-29 03:22:07,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-29 03:22:07,114 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:07,115 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:07,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:08,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:08,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 145 states and 219 transitions. [2021-10-29 03:22:08,419 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2021-10-29 03:22:08,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-29 03:22:08,428 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:08,428 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:08,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:08,730 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:09,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:09,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 146 states and 220 transitions. [2021-10-29 03:22:09,041 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions. [2021-10-29 03:22:09,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-29 03:22:09,050 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:09,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:09,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:09,152 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:09,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:09,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 151 states and 227 transitions. [2021-10-29 03:22:09,239 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 227 transitions. [2021-10-29 03:22:09,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-10-29 03:22:09,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:09,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:09,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:09,502 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:10,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:10,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 226 states and 305 transitions. [2021-10-29 03:22:10,404 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 305 transitions. [2021-10-29 03:22:10,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-29 03:22:10,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:10,406 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:10,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:10,509 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:10,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:10,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-10-29 03:22:10,626 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-10-29 03:22:10,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-10-29 03:22:10,635 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:10,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:10,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:10,748 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:10,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:10,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 230 states and 310 transitions. [2021-10-29 03:22:10,810 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 310 transitions. [2021-10-29 03:22:10,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-29 03:22:10,812 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:10,813 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:10,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:10,887 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:11,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:11,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 238 states and 323 transitions. [2021-10-29 03:22:11,327 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 323 transitions. [2021-10-29 03:22:11,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-29 03:22:11,332 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:11,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:11,377 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:11,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:11,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 243 states and 328 transitions. [2021-10-29 03:22:11,554 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 328 transitions. [2021-10-29 03:22:11,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-29 03:22:11,555 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:11,556 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:11,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:11,595 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:11,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:11,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 249 states and 335 transitions. [2021-10-29 03:22:11,794 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 335 transitions. [2021-10-29 03:22:11,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-10-29 03:22:11,795 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:11,796 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:11,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:11,834 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:11,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:11,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 252 states and 337 transitions. [2021-10-29 03:22:11,903 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 337 transitions. [2021-10-29 03:22:11,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-29 03:22:11,904 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:11,905 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:11,976 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:22:12,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:12,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 261 states and 352 transitions. [2021-10-29 03:22:12,535 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 352 transitions. [2021-10-29 03:22:12,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-10-29 03:22:12,537 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:12,537 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:12,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:22:12,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:12,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 266 states and 357 transitions. [2021-10-29 03:22:12,610 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 357 transitions. [2021-10-29 03:22:12,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-10-29 03:22:12,612 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:12,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:12,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:12,687 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:22:12,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:12,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 270 states and 362 transitions. [2021-10-29 03:22:12,933 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 362 transitions. [2021-10-29 03:22:12,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-10-29 03:22:12,935 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:12,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:12,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:13,021 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:13,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:13,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 278 states and 373 transitions. [2021-10-29 03:22:13,546 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 373 transitions. [2021-10-29 03:22:13,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-29 03:22:13,548 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:13,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:13,596 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:13,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:13,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 281 states and 376 transitions. [2021-10-29 03:22:13,646 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 376 transitions. [2021-10-29 03:22:13,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-10-29 03:22:13,648 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:13,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:13,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:13,693 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:13,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:13,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 298 states and 395 transitions. [2021-10-29 03:22:13,950 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 395 transitions. [2021-10-29 03:22:13,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-29 03:22:13,952 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:13,953 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:13,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:14,091 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 03:22:15,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:15,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 313 states and 417 transitions. [2021-10-29 03:22:15,278 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 417 transitions. [2021-10-29 03:22:15,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-29 03:22:15,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:15,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:15,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:15,330 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-29 03:22:15,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:15,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 318 states and 422 transitions. [2021-10-29 03:22:15,399 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 422 transitions. [2021-10-29 03:22:15,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-29 03:22:15,401 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:15,401 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:15,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:15,460 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:15,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:15,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 335 states and 440 transitions. [2021-10-29 03:22:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 440 transitions. [2021-10-29 03:22:15,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-10-29 03:22:15,803 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:15,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:15,845 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:22:16,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:16,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 349 states and 454 transitions. [2021-10-29 03:22:16,109 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 454 transitions. [2021-10-29 03:22:16,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-10-29 03:22:16,111 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:16,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:16,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:16,165 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:22:16,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:16,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 352 states and 458 transitions. [2021-10-29 03:22:16,234 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 458 transitions. [2021-10-29 03:22:16,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-10-29 03:22:16,237 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:16,237 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:16,409 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:17,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:17,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 360 states and 471 transitions. [2021-10-29 03:22:17,110 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 471 transitions. [2021-10-29 03:22:17,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-10-29 03:22:17,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:17,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:17,167 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:17,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:17,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 365 states and 476 transitions. [2021-10-29 03:22:17,424 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 476 transitions. [2021-10-29 03:22:17,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-10-29 03:22:17,426 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:17,427 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:17,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:17,495 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:17,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:17,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 368 states and 479 transitions. [2021-10-29 03:22:17,600 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 479 transitions. [2021-10-29 03:22:17,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-10-29 03:22:17,602 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:17,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:17,717 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:18,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:18,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 371 states and 484 transitions. [2021-10-29 03:22:18,266 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 484 transitions. [2021-10-29 03:22:18,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-10-29 03:22:18,268 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:18,268 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:18,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:18,329 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:18,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:18,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 376 states and 489 transitions. [2021-10-29 03:22:18,607 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 489 transitions. [2021-10-29 03:22:18,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-10-29 03:22:18,609 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:18,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:18,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:18,773 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:20,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:20,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 418 states and 547 transitions. [2021-10-29 03:22:20,745 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 547 transitions. [2021-10-29 03:22:20,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-10-29 03:22:20,747 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:20,747 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:20,822 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:21,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:21,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 432 states and 560 transitions. [2021-10-29 03:22:21,028 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 560 transitions. [2021-10-29 03:22:21,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-10-29 03:22:21,030 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:21,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:21,076 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:21,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:21,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 435 states and 563 transitions. [2021-10-29 03:22:21,182 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 563 transitions. [2021-10-29 03:22:21,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-29 03:22:21,185 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:21,186 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:21,287 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:22,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:22,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 451 states and 588 transitions. [2021-10-29 03:22:22,115 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 588 transitions. [2021-10-29 03:22:22,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-29 03:22:22,117 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:22,117 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:22,170 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:22,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:22,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 455 states and 591 transitions. [2021-10-29 03:22:22,421 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 591 transitions. [2021-10-29 03:22:22,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-10-29 03:22:22,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:22,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:22,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:22,463 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:22,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:22,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 474 states and 613 transitions. [2021-10-29 03:22:22,631 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 613 transitions. [2021-10-29 03:22:22,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-10-29 03:22:22,632 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:22,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:22,681 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:23,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:23,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 490 states and 630 transitions. [2021-10-29 03:22:23,163 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 630 transitions. [2021-10-29 03:22:23,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-10-29 03:22:23,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:23,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:23,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:23,251 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:23,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:23,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 492 states and 632 transitions. [2021-10-29 03:22:23,501 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 632 transitions. [2021-10-29 03:22:23,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-29 03:22:23,503 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:23,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:23,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:23,547 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:22:23,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:23,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 501 states and 641 transitions. [2021-10-29 03:22:23,622 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 641 transitions. [2021-10-29 03:22:23,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-10-29 03:22:23,623 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:23,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:23,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:23,669 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:23,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:23,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 509 states and 652 transitions. [2021-10-29 03:22:23,749 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 652 transitions. [2021-10-29 03:22:23,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 03:22:23,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:23,752 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:23,874 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:22:25,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:25,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 549 states and 695 transitions. [2021-10-29 03:22:25,168 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 695 transitions. [2021-10-29 03:22:25,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 03:22:25,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:25,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:25,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:25,263 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:22:25,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:25,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 554 states and 700 transitions. [2021-10-29 03:22:25,579 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 700 transitions. [2021-10-29 03:22:25,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-10-29 03:22:25,582 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:25,582 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:25,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:25,633 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:25,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:25,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 559 states and 706 transitions. [2021-10-29 03:22:25,880 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 706 transitions. [2021-10-29 03:22:25,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-10-29 03:22:25,882 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:25,882 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:26,006 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:26,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:26,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 562 states and 711 transitions. [2021-10-29 03:22:26,463 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 711 transitions. [2021-10-29 03:22:26,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-29 03:22:26,466 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:26,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:26,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:26,535 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:27,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:27,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 579 states and 730 transitions. [2021-10-29 03:22:27,245 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 730 transitions. [2021-10-29 03:22:27,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-29 03:22:27,247 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:27,247 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:27,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:27,301 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 94 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 03:22:27,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:27,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 581 states and 734 transitions. [2021-10-29 03:22:27,637 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 734 transitions. [2021-10-29 03:22:27,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-10-29 03:22:27,639 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:27,639 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:27,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:27,693 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:28,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:28,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 583 states and 738 transitions. [2021-10-29 03:22:28,075 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 738 transitions. [2021-10-29 03:22:28,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-10-29 03:22:28,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:28,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:28,126 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-10-29 03:22:28,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:28,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 600 states and 755 transitions. [2021-10-29 03:22:28,364 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 755 transitions. [2021-10-29 03:22:28,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 03:22:28,366 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:28,366 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:28,427 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:29,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:29,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 619 states and 782 transitions. [2021-10-29 03:22:29,212 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 782 transitions. [2021-10-29 03:22:29,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-10-29 03:22:29,213 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:29,214 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:29,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:29,274 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:30,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:30,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 625 states and 787 transitions. [2021-10-29 03:22:30,108 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 787 transitions. [2021-10-29 03:22:30,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-10-29 03:22:30,110 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:30,111 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:30,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:30,179 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:30,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:30,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 645 states and 808 transitions. [2021-10-29 03:22:30,485 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 808 transitions. [2021-10-29 03:22:30,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-10-29 03:22:30,487 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:30,487 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:30,728 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-10-29 03:22:32,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:32,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 784 states and 957 transitions. [2021-10-29 03:22:32,173 INFO L276 IsEmpty]: Start isEmpty. Operand 784 states and 957 transitions. [2021-10-29 03:22:32,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-10-29 03:22:32,174 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:32,175 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:32,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:32,242 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-29 03:22:32,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:32,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 786 states and 970 transitions. [2021-10-29 03:22:32,572 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 970 transitions. [2021-10-29 03:22:32,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-10-29 03:22:32,574 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:32,574 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:32,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:32,645 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-10-29 03:22:33,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:33,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 808 states and 993 transitions. [2021-10-29 03:22:33,443 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 993 transitions. [2021-10-29 03:22:33,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-10-29 03:22:33,446 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:33,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:33,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:33,523 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:34,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:34,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 842 states and 1033 transitions. [2021-10-29 03:22:34,100 INFO L276 IsEmpty]: Start isEmpty. Operand 842 states and 1033 transitions. [2021-10-29 03:22:34,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-10-29 03:22:34,102 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:34,103 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:34,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:34,157 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:34,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:34,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 844 states and 1034 transitions. [2021-10-29 03:22:34,213 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1034 transitions. [2021-10-29 03:22:34,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-10-29 03:22:34,215 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:34,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:34,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:34,272 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 121 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:34,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:34,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1036 states to 846 states and 1036 transitions. [2021-10-29 03:22:34,540 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1036 transitions. [2021-10-29 03:22:34,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-10-29 03:22:34,541 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:34,541 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:34,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:34,588 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-10-29 03:22:34,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:34,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 849 states and 1040 transitions. [2021-10-29 03:22:34,645 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1040 transitions. [2021-10-29 03:22:34,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-10-29 03:22:34,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:34,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:34,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:34,733 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-10-29 03:22:35,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:35,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 851 states and 1044 transitions. [2021-10-29 03:22:35,188 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1044 transitions. [2021-10-29 03:22:35,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-10-29 03:22:35,190 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:35,190 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:35,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:35,241 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-29 03:22:36,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:36,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 913 states and 1108 transitions. [2021-10-29 03:22:36,163 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1108 transitions. [2021-10-29 03:22:36,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-10-29 03:22:36,165 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:36,165 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:36,207 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-29 03:22:36,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:36,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 938 states and 1134 transitions. [2021-10-29 03:22:36,567 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1134 transitions. [2021-10-29 03:22:36,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-10-29 03:22:36,570 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:36,570 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:36,633 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-10-29 03:22:36,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:36,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 944 states and 1140 transitions. [2021-10-29 03:22:36,978 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 1140 transitions. [2021-10-29 03:22:36,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 03:22:36,980 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:36,980 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:37,506 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 104 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:41,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:41,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1032 states and 1253 transitions. [2021-10-29 03:22:41,493 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1253 transitions. [2021-10-29 03:22:41,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-10-29 03:22:41,496 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:41,497 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:41,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:41,630 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 104 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:42,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:42,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 1039 states and 1259 transitions. [2021-10-29 03:22:42,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1039 states and 1259 transitions. [2021-10-29 03:22:42,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-10-29 03:22:42,046 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:42,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:42,516 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 63 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:44,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:44,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1355 states to 1129 states and 1355 transitions. [2021-10-29 03:22:44,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1129 states and 1355 transitions. [2021-10-29 03:22:44,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-10-29 03:22:44,340 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:44,341 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:44,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:44,411 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-29 03:22:45,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:45,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 1154 states and 1378 transitions. [2021-10-29 03:22:45,778 INFO L276 IsEmpty]: Start isEmpty. Operand 1154 states and 1378 transitions. [2021-10-29 03:22:45,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-10-29 03:22:45,780 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:45,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:45,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:45,843 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 107 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-10-29 03:22:46,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:46,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1379 states to 1156 states and 1379 transitions. [2021-10-29 03:22:46,437 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1379 transitions. [2021-10-29 03:22:46,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-10-29 03:22:46,440 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:46,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:46,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:46,508 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-10-29 03:22:47,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:47,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1172 states and 1395 transitions. [2021-10-29 03:22:47,090 INFO L276 IsEmpty]: Start isEmpty. Operand 1172 states and 1395 transitions. [2021-10-29 03:22:47,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-10-29 03:22:47,093 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:47,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:47,177 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 03:22:48,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:48,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1444 states to 1217 states and 1444 transitions. [2021-10-29 03:22:48,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1217 states and 1444 transitions. [2021-10-29 03:22:48,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-10-29 03:22:48,691 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:48,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:48,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:48,752 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 03:22:49,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:49,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 1219 states and 1445 transitions. [2021-10-29 03:22:49,066 INFO L276 IsEmpty]: Start isEmpty. Operand 1219 states and 1445 transitions. [2021-10-29 03:22:49,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-10-29 03:22:49,067 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:49,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:49,131 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-10-29 03:22:49,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:49,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1468 states to 1241 states and 1468 transitions. [2021-10-29 03:22:49,649 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 1468 transitions. [2021-10-29 03:22:49,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:22:49,689 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:49,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:49,775 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 03:22:51,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:51,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1511 states to 1277 states and 1511 transitions. [2021-10-29 03:22:51,756 INFO L276 IsEmpty]: Start isEmpty. Operand 1277 states and 1511 transitions. [2021-10-29 03:22:51,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:22:51,759 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:51,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:51,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:51,823 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 03:22:52,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:52,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1279 states and 1513 transitions. [2021-10-29 03:22:52,411 INFO L276 IsEmpty]: Start isEmpty. Operand 1279 states and 1513 transitions. [2021-10-29 03:22:52,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:22:52,413 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:52,413 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:52,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:52,539 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 03:22:52,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:52,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 1281 states and 1514 transitions. [2021-10-29 03:22:52,621 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1514 transitions. [2021-10-29 03:22:52,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-10-29 03:22:52,626 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:52,626 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:52,697 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-10-29 03:22:53,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:53,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 1283 states and 1515 transitions. [2021-10-29 03:22:53,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1515 transitions. [2021-10-29 03:22:53,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-10-29 03:22:53,275 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:53,275 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:53,461 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 184 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-29 03:22:54,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:54,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1539 states to 1304 states and 1539 transitions. [2021-10-29 03:22:54,523 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 1539 transitions. [2021-10-29 03:22:54,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-10-29 03:22:54,525 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:54,525 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:54,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:54,832 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 118 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:22:57,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:22:57,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1577 states to 1332 states and 1577 transitions. [2021-10-29 03:22:57,673 INFO L276 IsEmpty]: Start isEmpty. Operand 1332 states and 1577 transitions. [2021-10-29 03:22:57,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2021-10-29 03:22:57,676 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:22:57,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:22:57,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:22:58,187 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 121 proven. 64 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-10-29 03:23:02,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:02,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1460 states and 1730 transitions. [2021-10-29 03:23:02,216 INFO L276 IsEmpty]: Start isEmpty. Operand 1460 states and 1730 transitions. [2021-10-29 03:23:02,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-10-29 03:23:02,218 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:02,219 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:02,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:02,283 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 122 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-10-29 03:23:02,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:02,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1462 states and 1731 transitions. [2021-10-29 03:23:02,601 INFO L276 IsEmpty]: Start isEmpty. Operand 1462 states and 1731 transitions. [2021-10-29 03:23:02,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-10-29 03:23:02,603 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:02,603 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:02,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:02,766 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 124 proven. 67 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:23:04,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:04,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1806 states to 1534 states and 1806 transitions. [2021-10-29 03:23:04,036 INFO L276 IsEmpty]: Start isEmpty. Operand 1534 states and 1806 transitions. [2021-10-29 03:23:04,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2021-10-29 03:23:04,040 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:04,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:04,208 INFO L134 CoverageAnalysis]: Checked inductivity of 303 backedges. 162 proven. 95 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:23:04,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:04,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1815 states to 1543 states and 1815 transitions. [2021-10-29 03:23:04,643 INFO L276 IsEmpty]: Start isEmpty. Operand 1543 states and 1815 transitions. [2021-10-29 03:23:04,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-10-29 03:23:04,646 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:04,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:04,741 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 227 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-10-29 03:23:05,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:05,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 1549 states and 1820 transitions. [2021-10-29 03:23:05,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1549 states and 1820 transitions. [2021-10-29 03:23:05,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 03:23:05,443 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:05,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:05,591 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 169 proven. 95 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:23:05,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:05,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1827 states to 1556 states and 1827 transitions. [2021-10-29 03:23:05,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 1827 transitions. [2021-10-29 03:23:05,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 233 [2021-10-29 03:23:05,976 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:05,976 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:06,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:06,209 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 287 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2021-10-29 03:23:08,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:08,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1869 states to 1588 states and 1869 transitions. [2021-10-29 03:23:08,137 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 1869 transitions. [2021-10-29 03:23:08,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 235 [2021-10-29 03:23:08,140 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:08,140 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:08,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:08,275 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 171 proven. 108 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-10-29 03:23:09,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:09,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1901 states to 1619 states and 1901 transitions. [2021-10-29 03:23:09,602 INFO L276 IsEmpty]: Start isEmpty. Operand 1619 states and 1901 transitions. [2021-10-29 03:23:09,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-10-29 03:23:09,605 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:09,605 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:09,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:09,755 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 172 proven. 95 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:23:10,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:10,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 1622 states and 1905 transitions. [2021-10-29 03:23:10,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 1905 transitions. [2021-10-29 03:23:10,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-10-29 03:23:10,029 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:10,030 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:10,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:10,285 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 162 proven. 103 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2021-10-29 03:23:13,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:13,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2042 states to 1737 states and 2042 transitions. [2021-10-29 03:23:13,930 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 2042 transitions. [2021-10-29 03:23:13,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-10-29 03:23:13,934 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:13,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:13,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:14,553 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 237 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:23:19,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:19,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 1804 states and 2128 transitions. [2021-10-29 03:23:19,934 INFO L276 IsEmpty]: Start isEmpty. Operand 1804 states and 2128 transitions. [2021-10-29 03:23:19,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-10-29 03:23:19,937 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:19,938 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:19,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:20,066 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 237 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:23:23,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:23,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2187 states to 1852 states and 2187 transitions. [2021-10-29 03:23:23,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1852 states and 2187 transitions. [2021-10-29 03:23:23,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-10-29 03:23:23,343 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:23,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:23,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:23,489 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 237 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:23:24,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:24,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2197 states to 1856 states and 2197 transitions. [2021-10-29 03:23:24,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1856 states and 2197 transitions. [2021-10-29 03:23:24,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-10-29 03:23:24,861 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:24,862 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:25,098 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 237 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:23:26,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:26,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2201 states to 1860 states and 2201 transitions. [2021-10-29 03:23:26,555 INFO L276 IsEmpty]: Start isEmpty. Operand 1860 states and 2201 transitions. [2021-10-29 03:23:26,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-10-29 03:23:26,558 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:26,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:26,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:26,705 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 237 proven. 103 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:23:27,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:27,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1862 states and 2204 transitions. [2021-10-29 03:23:27,278 INFO L276 IsEmpty]: Start isEmpty. Operand 1862 states and 2204 transitions. [2021-10-29 03:23:27,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-10-29 03:23:27,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:27,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:27,337 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 214 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-10-29 03:23:27,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:27,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2204 states to 1864 states and 2204 transitions. [2021-10-29 03:23:27,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1864 states and 2204 transitions. [2021-10-29 03:23:27,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-10-29 03:23:27,611 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:27,611 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:27,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:27,663 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-10-29 03:23:28,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:28,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2215 states to 1875 states and 2215 transitions. [2021-10-29 03:23:28,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1875 states and 2215 transitions. [2021-10-29 03:23:28,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:23:28,303 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:28,303 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:28,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:28,431 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 03:23:30,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:30,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 1898 states and 2246 transitions. [2021-10-29 03:23:30,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1898 states and 2246 transitions. [2021-10-29 03:23:30,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:23:30,173 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:30,173 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:30,280 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 03:23:32,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:32,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2251 states to 1903 states and 2251 transitions. [2021-10-29 03:23:32,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1903 states and 2251 transitions. [2021-10-29 03:23:32,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:23:32,231 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:32,231 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:32,412 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 03:23:34,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:34,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2268 states to 1915 states and 2268 transitions. [2021-10-29 03:23:34,722 INFO L276 IsEmpty]: Start isEmpty. Operand 1915 states and 2268 transitions. [2021-10-29 03:23:34,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:23:34,724 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:34,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:34,906 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 03:23:36,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:36,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2272 states to 1920 states and 2272 transitions. [2021-10-29 03:23:36,458 INFO L276 IsEmpty]: Start isEmpty. Operand 1920 states and 2272 transitions. [2021-10-29 03:23:36,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:23:36,460 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:36,460 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:36,652 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 03:23:38,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:38,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2283 states to 1931 states and 2283 transitions. [2021-10-29 03:23:38,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1931 states and 2283 transitions. [2021-10-29 03:23:38,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:23:38,148 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:38,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:38,305 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 67 proven. 215 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:23:40,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:40,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2308 states to 1951 states and 2308 transitions. [2021-10-29 03:23:40,043 INFO L276 IsEmpty]: Start isEmpty. Operand 1951 states and 2308 transitions. [2021-10-29 03:23:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-10-29 03:23:40,045 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:40,046 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:40,178 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 67 proven. 215 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-10-29 03:23:41,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:41,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2340 states to 1983 states and 2340 transitions. [2021-10-29 03:23:41,557 INFO L276 IsEmpty]: Start isEmpty. Operand 1983 states and 2340 transitions. [2021-10-29 03:23:41,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-10-29 03:23:41,559 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:41,559 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:41,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:41,618 INFO L134 CoverageAnalysis]: Checked inductivity of 341 backedges. 229 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-10-29 03:23:42,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:42,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 1993 states and 2350 transitions. [2021-10-29 03:23:42,520 INFO L276 IsEmpty]: Start isEmpty. Operand 1993 states and 2350 transitions. [2021-10-29 03:23:42,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-10-29 03:23:42,522 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:42,522 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:42,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:42,858 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 300 proven. 116 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-10-29 03:23:44,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:44,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2395 states to 2034 states and 2395 transitions. [2021-10-29 03:23:44,293 INFO L276 IsEmpty]: Start isEmpty. Operand 2034 states and 2395 transitions. [2021-10-29 03:23:44,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-10-29 03:23:44,295 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:44,296 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:44,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:44,457 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 69 proven. 246 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-10-29 03:23:45,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:45,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2431 states to 2065 states and 2431 transitions. [2021-10-29 03:23:45,106 INFO L276 IsEmpty]: Start isEmpty. Operand 2065 states and 2431 transitions. [2021-10-29 03:23:45,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-10-29 03:23:45,108 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:45,108 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:45,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:45,279 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 69 proven. 250 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-10-29 03:23:45,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:45,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2433 states to 2067 states and 2433 transitions. [2021-10-29 03:23:45,504 INFO L276 IsEmpty]: Start isEmpty. Operand 2067 states and 2433 transitions. [2021-10-29 03:23:45,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-29 03:23:45,506 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:45,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:46,293 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 312 proven. 29 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 03:23:52,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:52,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2544 states to 2160 states and 2544 transitions. [2021-10-29 03:23:52,080 INFO L276 IsEmpty]: Start isEmpty. Operand 2160 states and 2544 transitions. [2021-10-29 03:23:52,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-29 03:23:52,082 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:52,082 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:52,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:52,199 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 312 proven. 29 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 03:23:53,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:53,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2559 states to 2176 states and 2559 transitions. [2021-10-29 03:23:53,052 INFO L276 IsEmpty]: Start isEmpty. Operand 2176 states and 2559 transitions. [2021-10-29 03:23:53,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-29 03:23:53,054 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:53,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:53,162 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 312 proven. 29 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-10-29 03:23:54,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:54,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2579 states to 2197 states and 2579 transitions. [2021-10-29 03:23:54,681 INFO L276 IsEmpty]: Start isEmpty. Operand 2197 states and 2579 transitions. [2021-10-29 03:23:54,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-29 03:23:54,685 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:54,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:55,399 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 315 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:23:58,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:23:58,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2656 states to 2268 states and 2656 transitions. [2021-10-29 03:23:58,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2268 states and 2656 transitions. [2021-10-29 03:23:58,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2021-10-29 03:23:58,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:23:58,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:23:58,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:23:59,035 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 315 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:24:00,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:24:00,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2672 states to 2284 states and 2672 transitions. [2021-10-29 03:24:00,421 INFO L276 IsEmpty]: Start isEmpty. Operand 2284 states and 2672 transitions. [2021-10-29 03:24:00,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-10-29 03:24:00,423 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:24:00,423 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:24:00,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:24:01,458 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 414 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:24:11,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:24:11,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2460 states and 2857 transitions. [2021-10-29 03:24:11,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2460 states and 2857 transitions. [2021-10-29 03:24:11,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 266 [2021-10-29 03:24:11,500 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:24:11,500 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:24:11,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:24:11,982 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 270 proven. 114 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-10-29 03:24:13,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:24:13,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3003 states to 2597 states and 3003 transitions. [2021-10-29 03:24:13,775 INFO L276 IsEmpty]: Start isEmpty. Operand 2597 states and 3003 transitions. [2021-10-29 03:24:13,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-10-29 03:24:13,782 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:24:13,782 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:24:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:24:13,881 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 202 proven. 114 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-10-29 03:24:13,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:24:13,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2923 states to 2525 states and 2923 transitions. [2021-10-29 03:24:13,953 INFO L276 IsEmpty]: Start isEmpty. Operand 2525 states and 2923 transitions. [2021-10-29 03:24:13,955 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:24:13,955 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 110 iterations. [2021-10-29 03:24:13,963 INFO L759 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-10-29 03:24:28,722 INFO L565 CodeCheckObserver]: Invariant with dag size 28 [2021-10-29 03:24:28,736 INFO L565 CodeCheckObserver]: Invariant with dag size 28 [2021-10-29 03:24:28,738 INFO L565 CodeCheckObserver]: Invariant with dag size 1 [2021-10-29 03:24:28,739 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:24:28 ImpRootNode [2021-10-29 03:24:28,739 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:24:28,739 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:24:28,740 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:24:28,740 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:24:28,741 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:22:07" (3/4) ... [2021-10-29 03:24:28,745 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:24:28,797 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 108 nodes and edges [2021-10-29 03:24:28,799 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-29 03:24:28,802 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:24:28,804 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:24:29,016 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:24:29,016 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:24:29,018 INFO L168 Benchmark]: Toolchain (without parser) took 144645.37 ms. Allocated memory was 111.1 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 70.7 MB in the beginning and 1.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 181.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:24:29,018 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 111.1 MB. Free memory is still 88.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:24:29,019 INFO L168 Benchmark]: CACSL2BoogieTranslator took 678.83 ms. Allocated memory is still 111.1 MB. Free memory was 70.5 MB in the beginning and 67.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-29 03:24:29,020 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.32 ms. Allocated memory is still 111.1 MB. Free memory was 67.8 MB in the beginning and 62.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 03:24:29,020 INFO L168 Benchmark]: Boogie Preprocessor took 79.09 ms. Allocated memory is still 111.1 MB. Free memory was 62.1 MB in the beginning and 57.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:24:29,021 INFO L168 Benchmark]: RCFGBuilder took 1803.90 ms. Allocated memory was 111.1 MB in the beginning and 138.4 MB in the end (delta: 27.3 MB). Free memory was 57.9 MB in the beginning and 77.5 MB in the end (delta: -19.6 MB). Peak memory consumption was 37.1 MB. Max. memory is 16.1 GB. [2021-10-29 03:24:29,022 INFO L168 Benchmark]: CodeCheck took 141697.89 ms. Allocated memory was 138.4 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 77.5 MB in the beginning and 1.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 807.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:24:29,022 INFO L168 Benchmark]: Witness Printer took 276.53 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-29 03:24:29,024 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 126.8s, OverallIterations: 110, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: -1274712960 SDtfs, 1706940814 SDslu, 883460864 SDs, 0 SdLazy, -1164988902 SolverSat, 1947596716 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 526.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 126552 GetRequests, 119209 SyntacticMatches, 6459 SemanticMatches, 884 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 574469 ImplicationChecksByTransitivity, 96.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.9s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 12.8s InterpolantComputationTime, 18319 NumberOfCodeBlocks, 18319 NumberOfCodeBlocksAsserted, 109 NumberOfCheckSat, 18210 ConstructedInterpolants, 0 QuantifiedInterpolants, 132385 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 109 InterpolantComputations, 74 PerfectInterpolantSequences, 14987/18609 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 537]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: ((((((a12 == 8 && !(a17 == 1)) && !(a7 == 1)) && a16 == 4) || !(a21 == 1)) || ((((a12 == 8 && a16 == 6) && !(a7 == 1)) && a17 == 1) && a20 == 1)) || (((a12 == 8 && a17 == 1) && a20 == 1) && a16 == 4)) || !(a8 == 13) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((((((a12 == 8 && !(a17 == 1)) && !(a7 == 1)) && a16 == 4) || !(a21 == 1)) || ((((a12 == 8 && a16 == 6) && !(a7 == 1)) && a17 == 1) && a20 == 1)) || (((a12 == 8 && a17 == 1) && a20 == 1) && a16 == 4)) || !(a8 == 13) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 111.1 MB. Free memory is still 88.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 678.83 ms. Allocated memory is still 111.1 MB. Free memory was 70.5 MB in the beginning and 67.8 MB in the end (delta: 2.7 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 100.32 ms. Allocated memory is still 111.1 MB. Free memory was 67.8 MB in the beginning and 62.1 MB in the end (delta: 5.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 79.09 ms. Allocated memory is still 111.1 MB. Free memory was 62.1 MB in the beginning and 57.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1803.90 ms. Allocated memory was 111.1 MB in the beginning and 138.4 MB in the end (delta: 27.3 MB). Free memory was 57.9 MB in the beginning and 77.5 MB in the end (delta: -19.6 MB). Peak memory consumption was 37.1 MB. Max. memory is 16.1 GB. * CodeCheck took 141697.89 ms. Allocated memory was 138.4 MB in the beginning and 1.3 GB in the end (delta: 1.2 GB). Free memory was 77.5 MB in the beginning and 1.1 GB in the end (delta: -1.0 GB). Peak memory consumption was 807.0 MB. Max. memory is 16.1 GB. * Witness Printer took 276.53 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:24:29,103 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6c377b8-d9cc-418f-96ef-2f18e267e972/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...