./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/array01-alloca-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/array01-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c01598788c0e593641b4d52eb46aec8832108f2ffb3b67e30286093c8a1926f8 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:49:17,287 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:49:17,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:49:17,340 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:49:17,340 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:49:17,341 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:49:17,343 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:49:17,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:49:17,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:49:17,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:49:17,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:49:17,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:49:17,353 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:49:17,354 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:49:17,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:49:17,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:49:17,359 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:49:17,360 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:49:17,362 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:49:17,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:49:17,368 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:49:17,369 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:49:17,371 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:49:17,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:49:17,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:49:17,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:49:17,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:49:17,379 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:49:17,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:49:17,381 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:49:17,381 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:49:17,382 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:49:17,383 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:49:17,385 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:49:17,386 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:49:17,386 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:49:17,387 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:49:17,388 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:49:17,388 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:49:17,389 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:49:17,390 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:49:17,391 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:49:17,424 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:49:17,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:49:17,426 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:49:17,427 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:49:17,427 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:49:17,427 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:49:17,428 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:49:17,428 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:49:17,428 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:49:17,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:49:17,429 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:49:17,430 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:49:17,430 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:49:17,430 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:49:17,431 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:49:17,431 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:49:17,431 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:49:17,432 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:49:17,432 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:49:17,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:49:17,433 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:49:17,433 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:49:17,434 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:49:17,434 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:49:17,434 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_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c01598788c0e593641b4d52eb46aec8832108f2ffb3b67e30286093c8a1926f8 [2021-11-23 00:49:17,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:49:17,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:49:17,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:49:17,729 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:49:17,730 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:49:17,731 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-memsafety/array01-alloca-2.i [2021-11-23 00:49:17,827 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/data/178b7eab4/5ebece56d4c246a1a2e03cc37ddc6ff4/FLAG55cde071e [2021-11-23 00:49:18,348 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:49:18,349 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/sv-benchmarks/c/array-memsafety/array01-alloca-2.i [2021-11-23 00:49:18,363 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/data/178b7eab4/5ebece56d4c246a1a2e03cc37ddc6ff4/FLAG55cde071e [2021-11-23 00:49:18,621 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/data/178b7eab4/5ebece56d4c246a1a2e03cc37ddc6ff4 [2021-11-23 00:49:18,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:49:18,625 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:49:18,627 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:49:18,627 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:49:18,630 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:49:18,631 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:49:18" (1/1) ... [2021-11-23 00:49:18,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70eb561b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:18, skipping insertion in model container [2021-11-23 00:49:18,632 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:49:18" (1/1) ... [2021-11-23 00:49:18,639 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:49:18,686 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:49:18,963 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:49:18,971 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:49:19,010 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:49:19,042 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:49:19,043 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:19 WrapperNode [2021-11-23 00:49:19,043 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:49:19,044 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:49:19,044 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:49:19,045 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:49:19,053 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:19" (1/1) ... [2021-11-23 00:49:19,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:19" (1/1) ... [2021-11-23 00:49:19,111 INFO L137 Inliner]: procedures = 116, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 57 [2021-11-23 00:49:19,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:49:19,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:49:19,114 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:49:19,114 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:49:19,123 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:19" (1/1) ... [2021-11-23 00:49:19,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:19" (1/1) ... [2021-11-23 00:49:19,141 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:19" (1/1) ... [2021-11-23 00:49:19,142 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:19" (1/1) ... [2021-11-23 00:49:19,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:19" (1/1) ... [2021-11-23 00:49:19,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:19" (1/1) ... [2021-11-23 00:49:19,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:19" (1/1) ... [2021-11-23 00:49:19,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:49:19,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:49:19,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:49:19,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:49:19,176 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:49:19" (1/1) ... [2021-11-23 00:49:19,187 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:49:19,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:49:19,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:49:19,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2c79f2b-19f2-47ed-95f9-81c596c0a987/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:49:19,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:49:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:49:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:49:19,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:49:19,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:49:19,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:49:19,407 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:49:19,409 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:49:19,639 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:49:19,689 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:49:19,689 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:49:19,692 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:49:19 BoogieIcfgContainer [2021-11-23 00:49:19,692 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:49:19,693 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:49:19,694 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:49:19,705 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:49:19,705 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:49:19" (1/1) ... [2021-11-23 00:49:19,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:49:19,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:19,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 23 transitions. [2021-11-23 00:49:19,783 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 23 transitions. [2021-11-23 00:49:19,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:49:19,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:19,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:19,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:19,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:20,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:20,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2021-11-23 00:49:20,011 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-23 00:49:20,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:49:20,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:20,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:20,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:20,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:20,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2021-11-23 00:49:20,489 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2021-11-23 00:49:20,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:49:20,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:20,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:20,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:20,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:20,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:20,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2021-11-23 00:49:20,594 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2021-11-23 00:49:20,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:49:20,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:20,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:20,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:20,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:20,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:20,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 23 states and 28 transitions. [2021-11-23 00:49:20,849 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 28 transitions. [2021-11-23 00:49:20,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:49:20,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:20,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:20,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:20,988 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:21,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:21,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2021-11-23 00:49:21,536 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2021-11-23 00:49:21,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:49:21,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:21,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:21,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:22,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:22,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2021-11-23 00:49:22,203 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2021-11-23 00:49:22,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:49:22,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:22,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:22,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:22,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:22,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:22,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2021-11-23 00:49:22,650 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2021-11-23 00:49:22,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:49:22,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:22,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:22,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:22,834 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:23,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:23,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2021-11-23 00:49:23,174 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2021-11-23 00:49:23,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:49:23,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:23,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:23,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:23,399 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:23,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:23,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2021-11-23 00:49:23,812 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2021-11-23 00:49:23,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:49:23,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:23,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:23,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:23,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:49:23,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:23,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2021-11-23 00:49:23,841 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2021-11-23 00:49:23,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:49:23,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:23,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:23,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:23,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:49:24,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:24,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-11-23 00:49:24,163 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-11-23 00:49:24,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:49:24,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:24,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:24,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:24,181 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:49:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:24,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2021-11-23 00:49:24,192 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2021-11-23 00:49:24,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:49:24,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:24,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:24,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:49:24,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:24,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2021-11-23 00:49:24,245 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2021-11-23 00:49:24,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:49:24,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:24,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:24,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:24,263 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:49:24,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:24,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-23 00:49:24,270 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-23 00:49:24,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:49:24,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:24,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:24,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:24,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:26,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:26,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2021-11-23 00:49:26,086 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2021-11-23 00:49:26,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:49:26,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:26,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:26,263 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:27,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:27,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2021-11-23 00:49:27,991 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2021-11-23 00:49:27,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:49:27,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:27,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:28,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:28,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:28,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2021-11-23 00:49:28,303 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2021-11-23 00:49:28,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:49:28,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:28,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:28,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:28,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:49:28,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:28,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2021-11-23 00:49:28,485 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2021-11-23 00:49:28,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:49:28,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:28,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:28,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:28,778 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:30,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:30,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 37 states and 57 transitions. [2021-11-23 00:49:30,103 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 57 transitions. [2021-11-23 00:49:30,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:49:30,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:30,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:30,306 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:31,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:31,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 42 states and 67 transitions. [2021-11-23 00:49:31,766 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2021-11-23 00:49:31,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:49:31,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:31,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:31,817 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:32,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:32,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2021-11-23 00:49:32,334 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2021-11-23 00:49:32,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:49:32,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:32,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:32,363 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:49:32,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:32,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2021-11-23 00:49:32,383 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2021-11-23 00:49:32,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:49:32,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:32,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:32,409 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:32,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:32,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 50 states and 76 transitions. [2021-11-23 00:49:32,520 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 76 transitions. [2021-11-23 00:49:32,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:49:32,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:32,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:32,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:32,579 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:49:33,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:33,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 51 states and 75 transitions. [2021-11-23 00:49:33,557 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 75 transitions. [2021-11-23 00:49:33,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:49:33,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:33,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:33,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:33,841 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:36,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:36,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 93 transitions. [2021-11-23 00:49:36,607 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 93 transitions. [2021-11-23 00:49:36,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:49:36,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:36,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:36,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:36,663 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:36,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:36,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 63 states and 94 transitions. [2021-11-23 00:49:36,793 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 94 transitions. [2021-11-23 00:49:36,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:49:36,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:36,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:36,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:37,671 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 1 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:40,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:40,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 71 states and 114 transitions. [2021-11-23 00:49:40,749 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 114 transitions. [2021-11-23 00:49:40,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:49:40,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:40,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:40,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:40,779 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:40,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:40,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 73 states and 115 transitions. [2021-11-23 00:49:40,960 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 115 transitions. [2021-11-23 00:49:40,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:49:40,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:40,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:40,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:40,989 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 4 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:41,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:41,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 75 states and 116 transitions. [2021-11-23 00:49:41,014 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 116 transitions. [2021-11-23 00:49:41,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:49:41,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:41,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:41,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:41,423 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:43,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:43,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 85 states and 135 transitions. [2021-11-23 00:49:43,332 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 135 transitions. [2021-11-23 00:49:43,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:49:43,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:43,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:43,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:43,751 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:44,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:44,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 87 states and 136 transitions. [2021-11-23 00:49:44,158 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2021-11-23 00:49:44,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:49:44,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:44,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:44,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:44,333 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:44,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:44,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 89 states and 137 transitions. [2021-11-23 00:49:44,597 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 137 transitions. [2021-11-23 00:49:44,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:49:44,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:44,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:44,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:45,722 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:48,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:48,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 97 states and 151 transitions. [2021-11-23 00:49:48,204 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 151 transitions. [2021-11-23 00:49:48,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:49:48,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:48,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:48,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:48,237 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:48,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:48,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 99 states and 152 transitions. [2021-11-23 00:49:48,274 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 152 transitions. [2021-11-23 00:49:48,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:49:48,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:48,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:48,314 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 10 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:48,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:48,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 101 states and 153 transitions. [2021-11-23 00:49:48,344 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 153 transitions. [2021-11-23 00:49:48,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:49:48,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:48,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:48,817 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 19 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:51,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:51,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 111 states and 172 transitions. [2021-11-23 00:49:51,145 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 172 transitions. [2021-11-23 00:49:51,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:49:51,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:51,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:51,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:51,232 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:51,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:51,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 113 states and 173 transitions. [2021-11-23 00:49:51,272 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 173 transitions. [2021-11-23 00:49:51,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:49:51,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:51,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:51,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:51,829 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 4 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:52,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:52,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 115 states and 174 transitions. [2021-11-23 00:49:52,365 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 174 transitions. [2021-11-23 00:49:52,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:49:52,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:52,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:52,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:53,447 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:56,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:56,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 123 states and 188 transitions. [2021-11-23 00:49:56,241 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 188 transitions. [2021-11-23 00:49:56,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:49:56,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:56,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:56,279 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 24 proven. 31 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:56,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:56,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 125 states and 189 transitions. [2021-11-23 00:49:56,316 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 189 transitions. [2021-11-23 00:49:56,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:49:56,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:56,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:56,354 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 20 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:49:56,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:56,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 127 states and 190 transitions. [2021-11-23 00:49:56,390 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 190 transitions. [2021-11-23 00:49:56,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:49:56,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:56,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:56,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:56,834 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 33 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:59,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:59,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 137 states and 209 transitions. [2021-11-23 00:49:59,544 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 209 transitions. [2021-11-23 00:49:59,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:49:59,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:59,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:00,273 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:00,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:00,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 139 states and 210 transitions. [2021-11-23 00:50:00,794 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 210 transitions. [2021-11-23 00:50:00,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:50:00,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:00,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:00,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:01,055 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:50:01,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:01,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 141 states and 211 transitions. [2021-11-23 00:50:01,101 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 211 transitions. [2021-11-23 00:50:01,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:50:01,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:01,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:01,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:02,694 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 16 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:05,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:05,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 149 states and 225 transitions. [2021-11-23 00:50:05,849 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 225 transitions. [2021-11-23 00:50:05,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:50:05,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:05,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:05,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:05,889 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 40 proven. 44 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:05,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:05,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 151 states and 226 transitions. [2021-11-23 00:50:05,933 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 226 transitions. [2021-11-23 00:50:05,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:50:05,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:05,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:05,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:05,974 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 34 proven. 50 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:06,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:06,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 153 states and 227 transitions. [2021-11-23 00:50:06,019 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 227 transitions. [2021-11-23 00:50:06,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:50:06,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:06,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:06,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:06,512 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 51 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:09,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 163 states and 246 transitions. [2021-11-23 00:50:09,441 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 246 transitions. [2021-11-23 00:50:09,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:50:09,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,532 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 16 proven. 79 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:09,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 165 states and 247 transitions. [2021-11-23 00:50:09,620 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 247 transitions. [2021-11-23 00:50:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:50:09,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:09,720 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 16 proven. 79 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:09,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:09,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 167 states and 248 transitions. [2021-11-23 00:50:09,776 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 248 transitions. [2021-11-23 00:50:09,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:50:09,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:09,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:09,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:12,125 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 25 proven. 96 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:16,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:16,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 175 states and 262 transitions. [2021-11-23 00:50:16,724 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 262 transitions. [2021-11-23 00:50:16,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:50:16,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:16,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:16,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:16,768 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 60 proven. 59 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:16,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:16,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 177 states and 263 transitions. [2021-11-23 00:50:16,819 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 263 transitions. [2021-11-23 00:50:16,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:50:16,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:16,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:16,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:16,866 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 52 proven. 67 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:16,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:16,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 179 states and 264 transitions. [2021-11-23 00:50:16,913 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 264 transitions. [2021-11-23 00:50:16,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:50:16,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:16,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:17,627 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 73 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:21,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:21,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 189 states and 283 transitions. [2021-11-23 00:50:21,085 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2021-11-23 00:50:21,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:50:21,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:21,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:22,127 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 25 proven. 107 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:22,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:22,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 191 states and 284 transitions. [2021-11-23 00:50:22,696 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 284 transitions. [2021-11-23 00:50:22,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:50:22,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:22,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:22,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:22,991 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 25 proven. 107 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:23,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:23,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 193 states and 285 transitions. [2021-11-23 00:50:23,387 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 285 transitions. [2021-11-23 00:50:23,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 00:50:23,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:23,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:23,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:26,099 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 36 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:31,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:31,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 201 states and 299 transitions. [2021-11-23 00:50:31,240 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 299 transitions. [2021-11-23 00:50:31,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:50:31,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:31,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:31,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:31,291 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 84 proven. 76 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:31,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:31,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 203 states and 300 transitions. [2021-11-23 00:50:31,349 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 300 transitions. [2021-11-23 00:50:31,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:50:31,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:31,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:31,403 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 74 proven. 86 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:31,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:31,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 205 states and 301 transitions. [2021-11-23 00:50:31,460 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 301 transitions. [2021-11-23 00:50:31,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:50:31,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:31,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:31,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:32,279 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 99 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:36,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:36,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 215 states and 320 transitions. [2021-11-23 00:50:36,179 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 320 transitions. [2021-11-23 00:50:36,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:50:36,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:36,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:36,289 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 36 proven. 139 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:36,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:36,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 217 states and 321 transitions. [2021-11-23 00:50:36,365 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 321 transitions. [2021-11-23 00:50:36,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:50:36,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:36,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:36,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:36,489 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 37 proven. 139 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:50:37,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:37,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 219 states and 322 transitions. [2021-11-23 00:50:37,058 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 322 transitions. [2021-11-23 00:50:37,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:50:37,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:37,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:37,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:40,277 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 49 proven. 160 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:46,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:46,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 227 states and 336 transitions. [2021-11-23 00:50:46,395 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 336 transitions. [2021-11-23 00:50:46,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:50:46,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:46,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:46,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:46,450 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 112 proven. 95 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:46,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:46,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 229 states and 337 transitions. [2021-11-23 00:50:46,513 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 337 transitions. [2021-11-23 00:50:46,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:50:46,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:46,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:46,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:46,567 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 100 proven. 107 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:46,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:46,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 231 states and 338 transitions. [2021-11-23 00:50:46,629 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 338 transitions. [2021-11-23 00:50:46,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:50:46,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:46,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:46,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:47,517 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 129 proven. 114 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:50:51,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:51,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 241 states and 357 transitions. [2021-11-23 00:50:51,784 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 357 transitions. [2021-11-23 00:50:51,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:50:51,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:51,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:53,080 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 49 proven. 175 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:50:54,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:54,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 243 states and 358 transitions. [2021-11-23 00:50:54,064 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 358 transitions. [2021-11-23 00:50:54,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:50:54,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:54,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:54,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:54,183 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 50 proven. 175 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:50:54,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:54,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 245 states and 359 transitions. [2021-11-23 00:50:54,885 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 359 transitions. [2021-11-23 00:50:54,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:50:54,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:54,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:54,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:59,040 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 64 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:06,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 253 states and 373 transitions. [2021-11-23 00:51:06,081 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 373 transitions. [2021-11-23 00:51:06,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:51:06,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:06,137 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 144 proven. 116 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:06,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 255 states and 374 transitions. [2021-11-23 00:51:06,207 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 374 transitions. [2021-11-23 00:51:06,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:51:06,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:06,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:06,264 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 130 proven. 130 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:06,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:06,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 257 states and 375 transitions. [2021-11-23 00:51:06,334 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 375 transitions. [2021-11-23 00:51:06,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:51:06,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:06,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:07,185 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 163 proven. 137 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:11,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:11,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 267 states and 394 transitions. [2021-11-23 00:51:11,934 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 394 transitions. [2021-11-23 00:51:11,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:51:11,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:11,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:11,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:12,051 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 64 proven. 215 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:12,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:12,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 269 states and 395 transitions. [2021-11-23 00:51:12,119 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 395 transitions. [2021-11-23 00:51:12,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:51:12,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:12,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:12,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:12,236 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 65 proven. 215 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:51:12,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:12,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 271 states and 396 transitions. [2021-11-23 00:51:12,836 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 396 transitions. [2021-11-23 00:51:12,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 00:51:12,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:12,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:17,293 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 81 proven. 240 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:25,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:25,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 279 states and 410 transitions. [2021-11-23 00:51:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 410 transitions. [2021-11-23 00:51:25,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:51:25,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:25,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:25,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:25,350 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 180 proven. 139 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:25,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:25,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 281 states and 411 transitions. [2021-11-23 00:51:25,425 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 411 transitions. [2021-11-23 00:51:25,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:51:25,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:25,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:25,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:25,491 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 164 proven. 155 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:25,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:25,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 283 states and 412 transitions. [2021-11-23 00:51:25,565 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 412 transitions. [2021-11-23 00:51:25,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:51:25,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:25,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:26,634 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 201 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:31,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:31,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 293 states and 431 transitions. [2021-11-23 00:51:31,743 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 431 transitions. [2021-11-23 00:51:31,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:51:31,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:31,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:31,867 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 81 proven. 259 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:31,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:31,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 295 states and 432 transitions. [2021-11-23 00:51:31,951 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 432 transitions. [2021-11-23 00:51:31,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:51:31,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:31,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:31,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:32,090 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 82 proven. 259 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:51:32,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:32,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 297 states and 433 transitions. [2021-11-23 00:51:32,784 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 433 transitions. [2021-11-23 00:51:32,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:51:32,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:32,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:32,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:37,840 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 100 proven. 286 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:47,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:47,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 305 states and 447 transitions. [2021-11-23 00:51:47,173 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 447 transitions. [2021-11-23 00:51:47,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:51:47,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:47,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:47,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:47,235 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 220 proven. 164 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:47,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:47,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 307 states and 448 transitions. [2021-11-23 00:51:47,311 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 448 transitions. [2021-11-23 00:51:47,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 00:51:47,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:47,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:47,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:47,373 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 202 proven. 182 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:47,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:47,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 309 states and 449 transitions. [2021-11-23 00:51:47,454 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 449 transitions. [2021-11-23 00:51:47,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:51:47,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:47,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:47,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:48,435 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 243 proven. 189 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:51:54,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:54,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 319 states and 468 transitions. [2021-11-23 00:51:54,102 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 468 transitions. [2021-11-23 00:51:54,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:51:54,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:54,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:54,252 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 100 proven. 307 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:51:54,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:54,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 321 states and 469 transitions. [2021-11-23 00:51:54,356 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 469 transitions. [2021-11-23 00:51:54,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:51:54,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:54,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:54,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:54,507 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 101 proven. 307 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:51:55,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:55,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 323 states and 470 transitions. [2021-11-23 00:51:55,325 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 470 transitions. [2021-11-23 00:51:55,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:51:55,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:55,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 121 proven. 336 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:13,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:13,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 331 states and 484 transitions. [2021-11-23 00:52:13,069 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 484 transitions. [2021-11-23 00:52:13,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:52:13,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:13,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:13,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:13,133 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 264 proven. 191 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:13,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 333 states and 485 transitions. [2021-11-23 00:52:13,225 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 485 transitions. [2021-11-23 00:52:13,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 00:52:13,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:13,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:13,293 INFO L134 CoverageAnalysis]: Checked inductivity of 457 backedges. 244 proven. 211 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:13,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:13,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 335 states and 486 transitions. [2021-11-23 00:52:13,368 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 486 transitions. [2021-11-23 00:52:13,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:52:13,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:13,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:13,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:14,402 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 289 proven. 218 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:20,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:20,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 345 states and 505 transitions. [2021-11-23 00:52:20,644 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 505 transitions. [2021-11-23 00:52:20,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:52:20,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:20,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:22,245 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 121 proven. 359 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:23,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:23,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 347 states and 506 transitions. [2021-11-23 00:52:23,420 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 506 transitions. [2021-11-23 00:52:23,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:52:23,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:23,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:24,016 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 122 proven. 359 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:52:24,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:24,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 349 states and 507 transitions. [2021-11-23 00:52:24,132 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 507 transitions. [2021-11-23 00:52:24,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:52:24,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:24,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:24,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:30,815 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 144 proven. 390 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:41,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:41,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 357 states and 521 transitions. [2021-11-23 00:52:41,497 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 521 transitions. [2021-11-23 00:52:41,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:52:41,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:41,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:41,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:41,572 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 312 proven. 220 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:41,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:41,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 359 states and 522 transitions. [2021-11-23 00:52:41,673 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 522 transitions. [2021-11-23 00:52:41,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:52:41,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:41,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:41,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:41,746 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 290 proven. 242 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:41,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:41,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 361 states and 523 transitions. [2021-11-23 00:52:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 523 transitions. [2021-11-23 00:52:41,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:52:41,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:41,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:41,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:43,280 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 339 proven. 249 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:49,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:49,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 371 states and 542 transitions. [2021-11-23 00:52:49,997 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 542 transitions. [2021-11-23 00:52:49,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:52:49,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:49,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:50,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:50,178 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 144 proven. 415 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:50,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:50,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 373 states and 543 transitions. [2021-11-23 00:52:50,299 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 543 transitions. [2021-11-23 00:52:50,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:52:50,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:50,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:50,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:50,482 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 144 proven. 415 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:50,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:50,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 375 states and 544 transitions. [2021-11-23 00:52:50,587 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 544 transitions. [2021-11-23 00:52:50,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 00:52:50,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:50,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:50,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:59,049 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 169 proven. 448 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:12,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:12,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 383 states and 558 transitions. [2021-11-23 00:53:12,575 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 558 transitions. [2021-11-23 00:53:12,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:53:12,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:12,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:12,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:12,647 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 364 proven. 251 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:12,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:12,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 385 states and 559 transitions. [2021-11-23 00:53:12,738 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 559 transitions. [2021-11-23 00:53:12,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 00:53:12,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:12,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:12,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:12,811 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 340 proven. 275 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:12,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:12,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 387 states and 560 transitions. [2021-11-23 00:53:12,895 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 560 transitions. [2021-11-23 00:53:12,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:53:12,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:12,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:12,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:14,428 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 393 proven. 282 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:21,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:21,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 397 states and 579 transitions. [2021-11-23 00:53:21,748 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 579 transitions. [2021-11-23 00:53:21,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:53:21,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:21,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:21,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:21,896 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 169 proven. 475 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:21,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:21,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 399 states and 580 transitions. [2021-11-23 00:53:21,991 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 580 transitions. [2021-11-23 00:53:21,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 00:53:21,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:21,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:22,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:22,154 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 170 proven. 475 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:53:23,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:23,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 401 states and 581 transitions. [2021-11-23 00:53:23,136 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 581 transitions. [2021-11-23 00:53:23,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 00:53:23,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:23,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:32,375 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 196 proven. 510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:46,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:46,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 409 states and 595 transitions. [2021-11-23 00:53:46,734 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 595 transitions. [2021-11-23 00:53:46,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:53:46,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:46,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:46,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:46,811 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 420 proven. 284 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:46,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:46,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 411 states and 596 transitions. [2021-11-23 00:53:46,911 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 596 transitions. [2021-11-23 00:53:46,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 00:53:46,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:46,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:46,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:46,979 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 394 proven. 310 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:53:47,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:47,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 413 states and 597 transitions. [2021-11-23 00:53:47,091 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 597 transitions. [2021-11-23 00:53:47,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:53:47,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:47,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:48,400 INFO L134 CoverageAnalysis]: Checked inductivity of 768 backedges. 451 proven. 317 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:56,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:56,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 423 states and 616 transitions. [2021-11-23 00:53:56,355 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 616 transitions. [2021-11-23 00:53:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:53:56,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:56,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:56,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:58,488 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 196 proven. 539 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:54:00,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:00,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 425 states and 617 transitions. [2021-11-23 00:54:00,131 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 617 transitions. [2021-11-23 00:54:00,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 00:54:00,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:00,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:00,731 INFO L134 CoverageAnalysis]: Checked inductivity of 737 backedges. 197 proven. 539 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:54:00,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:00,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 427 states and 618 transitions. [2021-11-23 00:54:00,832 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 618 transitions. [2021-11-23 00:54:00,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 00:54:00,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:00,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:00,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:11,479 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 225 proven. 576 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:28,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 435 states and 632 transitions. [2021-11-23 00:54:28,522 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 632 transitions. [2021-11-23 00:54:28,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:54:28,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:28,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:28,826 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 480 proven. 319 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:54:28,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:28,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 437 states and 633 transitions. [2021-11-23 00:54:28,974 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 633 transitions. [2021-11-23 00:54:28,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-23 00:54:28,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:28,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:29,091 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 452 proven. 347 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:54:29,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:29,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 439 states and 634 transitions. [2021-11-23 00:54:29,199 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 634 transitions. [2021-11-23 00:54:29,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:54:29,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:29,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:29,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:30,600 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 513 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:39,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:39,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 449 states and 653 transitions. [2021-11-23 00:54:39,384 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 653 transitions. [2021-11-23 00:54:39,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:54:39,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:39,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:39,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:39,548 INFO L134 CoverageAnalysis]: Checked inductivity of 834 backedges. 225 proven. 607 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:54:39,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:39,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 451 states and 654 transitions. [2021-11-23 00:54:39,665 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 654 transitions. [2021-11-23 00:54:39,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 00:54:39,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:39,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:39,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:39,843 INFO L134 CoverageAnalysis]: Checked inductivity of 834 backedges. 226 proven. 607 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:54:41,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:41,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 453 states and 655 transitions. [2021-11-23 00:54:41,055 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 655 transitions. [2021-11-23 00:54:41,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 00:54:41,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:41,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:41,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:52,962 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 256 proven. 646 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:11,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 461 states and 669 transitions. [2021-11-23 00:55:11,810 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 669 transitions. [2021-11-23 00:55:11,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:55:11,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,883 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 544 proven. 356 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:55:11,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:11,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 463 states and 670 transitions. [2021-11-23 00:55:11,984 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 670 transitions. [2021-11-23 00:55:11,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 00:55:11,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:11,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:11,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,058 INFO L134 CoverageAnalysis]: Checked inductivity of 902 backedges. 514 proven. 386 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:55:12,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 465 states and 671 transitions. [2021-11-23 00:55:12,159 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 671 transitions. [2021-11-23 00:55:12,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:55:12,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:13,649 INFO L134 CoverageAnalysis]: Checked inductivity of 972 backedges. 579 proven. 393 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:22,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 475 states and 690 transitions. [2021-11-23 00:55:22,993 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 690 transitions. [2021-11-23 00:55:22,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:55:22,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:23,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,152 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 256 proven. 679 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:55:23,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 477 states and 691 transitions. [2021-11-23 00:55:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 691 transitions. [2021-11-23 00:55:23,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 00:55:23,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:23,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:23,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:23,428 INFO L134 CoverageAnalysis]: Checked inductivity of 937 backedges. 257 proven. 679 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:24,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:24,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 479 states and 692 transitions. [2021-11-23 00:55:24,526 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 692 transitions. [2021-11-23 00:55:24,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 00:55:24,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:24,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:37,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1009 backedges. 289 proven. 720 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:58,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:58,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 487 states and 706 transitions. [2021-11-23 00:55:58,475 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 706 transitions. [2021-11-23 00:55:58,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:55:58,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:58,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:58,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:58,545 INFO L134 CoverageAnalysis]: Checked inductivity of 1009 backedges. 612 proven. 395 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:55:58,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:58,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 489 states and 707 transitions. [2021-11-23 00:55:58,653 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 707 transitions. [2021-11-23 00:55:58,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 00:55:58,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:58,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:58,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1009 backedges. 580 proven. 427 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:55:58,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:58,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 491 states and 708 transitions. [2021-11-23 00:55:58,836 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 708 transitions. [2021-11-23 00:55:58,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:55:58,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:58,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:58,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:00,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1083 backedges. 649 proven. 434 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:10,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:10,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 501 states and 727 transitions. [2021-11-23 00:56:10,617 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 727 transitions. [2021-11-23 00:56:10,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:56:10,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:10,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:10,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1046 backedges. 289 proven. 755 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:10,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:10,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 503 states and 728 transitions. [2021-11-23 00:56:10,897 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 728 transitions. [2021-11-23 00:56:10,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 00:56:10,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:10,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:11,069 INFO L134 CoverageAnalysis]: Checked inductivity of 1046 backedges. 290 proven. 755 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:56:12,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:12,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 505 states and 729 transitions. [2021-11-23 00:56:12,244 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 729 transitions. [2021-11-23 00:56:12,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 00:56:12,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:12,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:12,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:27,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 324 proven. 798 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:50,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 513 states and 743 transitions. [2021-11-23 00:56:50,625 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 743 transitions. [2021-11-23 00:56:50,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:56:50,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 684 proven. 436 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:50,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 515 states and 744 transitions. [2021-11-23 00:56:50,831 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 744 transitions. [2021-11-23 00:56:50,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-23 00:56:50,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:50,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 650 proven. 470 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:56:51,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:51,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 517 states and 745 transitions. [2021-11-23 00:56:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 745 transitions. [2021-11-23 00:56:51,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:56:51,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:51,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:51,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,919 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 723 proven. 477 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:03,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:03,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 527 states and 764 transitions. [2021-11-23 00:57:03,671 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 764 transitions. [2021-11-23 00:57:03,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:57:03,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:03,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:03,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 324 proven. 835 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:03,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:03,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 529 states and 765 transitions. [2021-11-23 00:57:03,978 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 765 transitions. [2021-11-23 00:57:03,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 00:57:03,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:03,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,160 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 325 proven. 835 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:57:05,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:05,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 531 states and 766 transitions. [2021-11-23 00:57:05,433 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 766 transitions. [2021-11-23 00:57:05,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:57:05,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:05,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:05,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:22,672 INFO L134 CoverageAnalysis]: Checked inductivity of 1241 backedges. 361 proven. 880 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:47,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:47,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 539 states and 780 transitions. [2021-11-23 00:57:47,950 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 780 transitions. [2021-11-23 00:57:47,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 00:57:47,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:47,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:47,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1241 backedges. 760 proven. 479 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:48,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:48,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 541 states and 781 transitions. [2021-11-23 00:57:48,193 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 781 transitions. [2021-11-23 00:57:48,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 00:57:48,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:48,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:48,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1241 backedges. 724 proven. 515 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:57:48,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:48,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 543 states and 782 transitions. [2021-11-23 00:57:48,405 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 782 transitions. [2021-11-23 00:57:48,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:57:48,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:48,406 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:50,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1323 backedges. 801 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:01,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 553 states and 801 transitions. [2021-11-23 00:58:01,611 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 801 transitions. [2021-11-23 00:58:01,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:58:01,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 361 proven. 919 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:01,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 555 states and 802 transitions. [2021-11-23 00:58:01,944 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 802 transitions. [2021-11-23 00:58:01,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:58:01,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,945 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:02,250 INFO L134 CoverageAnalysis]: Checked inductivity of 1282 backedges. 362 proven. 919 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:58:03,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:03,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 557 states and 803 transitions. [2021-11-23 00:58:03,666 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 803 transitions. [2021-11-23 00:58:03,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 00:58:03,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:03,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:03,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:24,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1366 backedges. 400 proven. 966 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:53,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:53,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 565 states and 817 transitions. [2021-11-23 00:58:53,980 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 817 transitions. [2021-11-23 00:58:53,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:58:53,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:53,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:54,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1366 backedges. 840 proven. 524 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:54,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:54,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 567 states and 818 transitions. [2021-11-23 00:58:54,241 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 818 transitions. [2021-11-23 00:58:54,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:58:54,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:54,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:54,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:54,359 INFO L134 CoverageAnalysis]: Checked inductivity of 1366 backedges. 802 proven. 562 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:58:54,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:54,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 569 states and 819 transitions. [2021-11-23 00:58:54,497 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 819 transitions. [2021-11-23 00:58:54,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:58:54,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:54,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:54,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:56,403 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 883 proven. 569 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:08,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:08,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 579 states and 838 transitions. [2021-11-23 00:59:08,320 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 838 transitions. [2021-11-23 00:59:08,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:59:08,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:08,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:11,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1409 backedges. 400 proven. 1007 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:59:13,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:13,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 581 states and 839 transitions. [2021-11-23 00:59:13,490 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 839 transitions. [2021-11-23 00:59:13,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:59:13,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:13,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,498 INFO L134 CoverageAnalysis]: Checked inductivity of 1409 backedges. 401 proven. 1007 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:14,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 840 states to 583 states and 840 transitions. [2021-11-23 00:59:14,648 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 840 transitions. [2021-11-23 00:59:14,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-23 00:59:14,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:34,922 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 441 proven. 1056 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:04,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 591 states and 854 transitions. [2021-11-23 01:00:04,418 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 854 transitions. [2021-11-23 01:00:04,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 01:00:04,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 924 proven. 571 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:04,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 593 states and 855 transitions. [2021-11-23 01:00:04,642 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 855 transitions. [2021-11-23 01:00:04,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 01:00:04,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,853 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 884 proven. 611 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:05,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:05,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 595 states and 856 transitions. [2021-11-23 01:00:05,013 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 856 transitions. [2021-11-23 01:00:05,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:00:05,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:05,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:07,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1587 backedges. 969 proven. 618 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:19,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:19,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 605 states and 875 transitions. [2021-11-23 01:00:19,904 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 875 transitions. [2021-11-23 01:00:19,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:00:19,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:19,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:19,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:22,401 INFO L134 CoverageAnalysis]: Checked inductivity of 1542 backedges. 441 proven. 1099 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:24,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:24,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 607 states and 876 transitions. [2021-11-23 01:00:24,327 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 876 transitions. [2021-11-23 01:00:24,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:00:24,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:24,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:25,214 INFO L134 CoverageAnalysis]: Checked inductivity of 1542 backedges. 441 proven. 1099 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:00:26,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:26,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 609 states and 877 transitions. [2021-11-23 01:00:26,782 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 877 transitions. [2021-11-23 01:00:26,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:00:26,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:26,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:49,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1634 backedges. 484 proven. 1150 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.