./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.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_05a1c369-04e6-4713-88d3-41193b15ed8a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/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_05a1c369-04e6-4713-88d3-41193b15ed8a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/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_05a1c369-04e6-4713-88d3-41193b15ed8a/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 bb0a504b43b0de742fcc89ebbe9d313056bb1824edece6c56238a649b6f48626 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:23:51,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:23:51,272 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:23:51,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:23:51,331 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:23:51,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:23:51,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:23:51,344 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:23:51,347 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:23:51,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:23:51,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:23:51,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:23:51,358 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:23:51,361 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:23:51,364 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:23:51,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:23:51,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:23:51,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:23:51,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:23:51,382 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:23:51,384 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:23:51,386 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:23:51,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:23:51,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:23:51,396 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:23:51,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:23:51,397 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:23:51,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:23:51,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:23:51,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:23:51,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:23:51,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:23:51,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:23:51,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:23:51,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:23:51,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:23:51,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:23:51,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:23:51,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:23:51,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:23:51,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:23:51,411 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:23:51,450 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:23:51,450 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:23:51,452 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:23:51,453 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:23:51,453 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:23:51,453 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:23:51,453 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:23:51,453 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:23:51,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:23:51,460 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:23:51,461 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:23:51,461 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:23:51,461 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:23:51,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:23:51,462 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:23:51,462 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:23:51,462 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:23:51,462 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:23:51,463 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:23:51,463 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:51,463 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:23:51,463 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:23:51,463 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:23:51,464 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:23:51,464 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_05a1c369-04e6-4713-88d3-41193b15ed8a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb0a504b43b0de742fcc89ebbe9d313056bb1824edece6c56238a649b6f48626 [2021-11-23 00:23:51,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:23:51,821 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:23:51,824 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:23:51,825 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:23:51,826 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:23:51,827 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i [2021-11-23 00:23:51,907 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/bin/ukojak-LBtLqBUTdQ/data/c749d7df7/565715b0bd5c4f93b0a1551b8eed687a/FLAG8f25c4e13 [2021-11-23 00:23:52,436 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:23:52,436 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-2.i [2021-11-23 00:23:52,463 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/bin/ukojak-LBtLqBUTdQ/data/c749d7df7/565715b0bd5c4f93b0a1551b8eed687a/FLAG8f25c4e13 [2021-11-23 00:23:52,728 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/bin/ukojak-LBtLqBUTdQ/data/c749d7df7/565715b0bd5c4f93b0a1551b8eed687a [2021-11-23 00:23:52,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:23:52,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:23:52,734 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:52,734 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:23:52,737 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:23:52,738 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:52" (1/1) ... [2021-11-23 00:23:52,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@660d0e4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:52, skipping insertion in model container [2021-11-23 00:23:52,740 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:23:52" (1/1) ... [2021-11-23 00:23:52,747 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:23:52,793 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:23:53,337 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:53,356 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:23:53,455 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:23:53,502 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:23:53,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:53 WrapperNode [2021-11-23 00:23:53,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:23:53,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:53,504 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:23:53,504 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:23:53,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:53" (1/1) ... [2021-11-23 00:23:53,533 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:53" (1/1) ... [2021-11-23 00:23:53,560 INFO L137 Inliner]: procedures = 166, calls = 80, calls flagged for inlining = 33, calls inlined = 8, statements flattened = 123 [2021-11-23 00:23:53,565 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:23:53,566 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:23:53,566 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:23:53,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:23:53,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:53" (1/1) ... [2021-11-23 00:23:53,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:53" (1/1) ... [2021-11-23 00:23:53,579 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:53" (1/1) ... [2021-11-23 00:23:53,580 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:53" (1/1) ... [2021-11-23 00:23:53,589 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:53" (1/1) ... [2021-11-23 00:23:53,594 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:53" (1/1) ... [2021-11-23 00:23:53,596 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:53" (1/1) ... [2021-11-23 00:23:53,599 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:23:53,600 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:23:53,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:23:53,600 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:23:53,601 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:23:53" (1/1) ... [2021-11-23 00:23:53,609 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:23:53,620 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:23:53,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:23:53,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05a1c369-04e6-4713-88d3-41193b15ed8a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:23:53,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:23:53,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:23:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:23:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:23:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:23:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:23:53,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:23:53,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:23:53,828 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:23:53,829 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:23:54,225 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:23:54,325 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:23:54,331 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 00:23:54,334 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:54 BoogieIcfgContainer [2021-11-23 00:23:54,334 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:23:54,335 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:23:54,335 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:23:54,346 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:23:54,346 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:23:54" (1/1) ... [2021-11-23 00:23:54,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:23:54,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:54,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 45 states and 50 transitions. [2021-11-23 00:23:54,420 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2021-11-23 00:23:54,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:23:54,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:54,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:54,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:54,637 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 00:23:54,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:54,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 47 states and 52 transitions. [2021-11-23 00:23:54,701 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2021-11-23 00:23:54,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:23:54,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:54,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:54,787 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 00:23:54,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:54,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 46 states and 51 transitions. [2021-11-23 00:23:54,964 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2021-11-23 00:23:54,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:23:54,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:54,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:54,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:55,105 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 00:23:55,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:55,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 48 states and 55 transitions. [2021-11-23 00:23:55,648 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 55 transitions. [2021-11-23 00:23:55,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:23:55,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:55,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:56,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:56,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 45 states and 50 transitions. [2021-11-23 00:23:56,152 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 50 transitions. [2021-11-23 00:23:56,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:23:56,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:56,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:56,290 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 00:23:56,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:56,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2021-11-23 00:23:56,580 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2021-11-23 00:23:56,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:23:56,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:56,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:56,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:56,673 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 00:23:57,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:57,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 65 transitions. [2021-11-23 00:23:57,093 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2021-11-23 00:23:57,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:23:57,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:57,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:57,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:57,230 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 00:23:57,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:57,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 55 states and 70 transitions. [2021-11-23 00:23:57,869 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 70 transitions. [2021-11-23 00:23:57,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:23:57,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:57,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:58,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:23:58,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:23:58,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 54 states and 69 transitions. [2021-11-23 00:23:58,421 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2021-11-23 00:23:58,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:23:58,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:23:58,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:23:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:23:58,781 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 00:24:00,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:00,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 59 states and 81 transitions. [2021-11-23 00:24:00,448 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 81 transitions. [2021-11-23 00:24:00,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:24:00,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:00,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:00,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:00,702 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 00:24:02,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:02,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2021-11-23 00:24:02,530 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2021-11-23 00:24:02,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:24:02,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:02,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:02,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:02,568 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 00:24:02,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:02,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 63 states and 87 transitions. [2021-11-23 00:24:02,881 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2021-11-23 00:24:02,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:24:02,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:02,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:02,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:02,900 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 00:24:03,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:03,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 64 states and 90 transitions. [2021-11-23 00:24:03,221 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 90 transitions. [2021-11-23 00:24:03,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:24:03,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:03,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:03,342 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:03,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:03,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 97 transitions. [2021-11-23 00:24:03,672 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 97 transitions. [2021-11-23 00:24:03,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:24:03,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:03,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:03,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:04,049 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 00:24:05,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:05,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2021-11-23 00:24:05,695 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2021-11-23 00:24:05,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:24:05,696 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:05,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:05,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:05,794 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 00:24:07,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:07,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 76 states and 121 transitions. [2021-11-23 00:24:07,285 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 121 transitions. [2021-11-23 00:24:07,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:24:07,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:07,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:07,980 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 00:24:10,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:10,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 77 states and 117 transitions. [2021-11-23 00:24:10,240 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 117 transitions. [2021-11-23 00:24:10,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:24:10,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:10,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:10,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:10,416 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 00:24:11,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:11,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 77 states and 115 transitions. [2021-11-23 00:24:11,244 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 115 transitions. [2021-11-23 00:24:11,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:11,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:11,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:11,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:11,269 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 00:24:11,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:11,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 78 states and 116 transitions. [2021-11-23 00:24:11,697 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 116 transitions. [2021-11-23 00:24:11,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:11,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:11,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:11,720 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 00:24:12,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:12,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 77 states and 111 transitions. [2021-11-23 00:24:12,227 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 111 transitions. [2021-11-23 00:24:12,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:12,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:12,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:12,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:12,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:14,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:14,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 83 states and 132 transitions. [2021-11-23 00:24:14,520 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2021-11-23 00:24:14,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:14,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:14,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:14,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:15,236 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 00:24:19,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:19,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 89 states and 154 transitions. [2021-11-23 00:24:19,160 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 154 transitions. [2021-11-23 00:24:19,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:19,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:19,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:19,181 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 00:24:20,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:20,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 92 states and 165 transitions. [2021-11-23 00:24:20,856 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 165 transitions. [2021-11-23 00:24:20,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:20,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:20,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:21,054 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:22,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:22,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 95 states and 175 transitions. [2021-11-23 00:24:22,948 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 175 transitions. [2021-11-23 00:24:22,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:24:22,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:22,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:23,131 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 00:24:24,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:24,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 95 states and 174 transitions. [2021-11-23 00:24:24,478 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 174 transitions. [2021-11-23 00:24:24,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:24,478 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:24,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:24,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:24,569 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:24:25,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:25,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 95 states and 172 transitions. [2021-11-23 00:24:25,572 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 172 transitions. [2021-11-23 00:24:25,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:25,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:25,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:25,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:27,117 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 00:24:33,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:33,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 102 states and 195 transitions. [2021-11-23 00:24:33,319 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 195 transitions. [2021-11-23 00:24:33,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:33,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:33,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:33,430 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 00:24:35,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:35,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 105 states and 204 transitions. [2021-11-23 00:24:35,668 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 204 transitions. [2021-11-23 00:24:35,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:35,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:35,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:35,854 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:38,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:38,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 109 states and 218 transitions. [2021-11-23 00:24:38,658 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 218 transitions. [2021-11-23 00:24:38,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:38,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:38,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:39,121 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 00:24:42,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:42,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 113 states and 231 transitions. [2021-11-23 00:24:42,384 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 231 transitions. [2021-11-23 00:24:42,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:24:42,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:42,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:42,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:42,405 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 00:24:43,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:43,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 114 states and 232 transitions. [2021-11-23 00:24:43,121 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 232 transitions. [2021-11-23 00:24:43,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:43,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:43,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:43,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:43,146 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:24:43,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 115 states and 236 transitions. [2021-11-23 00:24:43,722 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 236 transitions. [2021-11-23 00:24:43,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:43,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:43,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:43,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:43,741 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 00:24:45,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:45,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 118 states and 247 transitions. [2021-11-23 00:24:45,676 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 247 transitions. [2021-11-23 00:24:45,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:45,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:45,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:45,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:47,337 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:50,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:50,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 120 states and 255 transitions. [2021-11-23 00:24:50,734 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 255 transitions. [2021-11-23 00:24:50,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:50,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:50,734 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:50,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:51,658 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 00:24:56,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:56,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 125 states and 275 transitions. [2021-11-23 00:24:56,130 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 275 transitions. [2021-11-23 00:24:56,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:56,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:56,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:56,198 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:24:57,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:24:57,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 125 states and 274 transitions. [2021-11-23 00:24:57,078 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 274 transitions. [2021-11-23 00:24:57,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:24:57,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:24:57,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:24:57,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:24:58,896 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 00:25:10,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:10,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 133 states and 296 transitions. [2021-11-23 00:25:10,509 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 296 transitions. [2021-11-23 00:25:10,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:25:10,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:10,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:10,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:10,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:25:11,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:11,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 134 states and 298 transitions. [2021-11-23 00:25:11,620 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 298 transitions. [2021-11-23 00:25:11,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:25:11,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:11,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:13,179 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 00:25:17,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:17,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 136 states and 304 transitions. [2021-11-23 00:25:17,105 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 304 transitions. [2021-11-23 00:25:17,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:17,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:17,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:17,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:20,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:20,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 139 states and 314 transitions. [2021-11-23 00:25:20,079 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 314 transitions. [2021-11-23 00:25:20,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:20,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:20,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:21,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:30,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:30,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 145 states and 333 transitions. [2021-11-23 00:25:30,884 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 333 transitions. [2021-11-23 00:25:30,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:30,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:30,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:30,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:30,998 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:25:33,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:33,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 147 states and 343 transitions. [2021-11-23 00:25:33,020 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 343 transitions. [2021-11-23 00:25:33,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:33,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:33,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:33,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:33,074 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:38,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:38,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 152 states and 360 transitions. [2021-11-23 00:25:38,057 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 360 transitions. [2021-11-23 00:25:38,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:38,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:38,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:38,110 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:39,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:39,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 153 states and 368 transitions. [2021-11-23 00:25:39,535 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 368 transitions. [2021-11-23 00:25:39,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:39,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:39,536 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:39,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:41,324 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 00:25:52,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:52,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 162 states and 409 transitions. [2021-11-23 00:25:52,486 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 409 transitions. [2021-11-23 00:25:52,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:52,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:52,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:52,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:52,528 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 00:25:54,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:54,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 163 states and 416 transitions. [2021-11-23 00:25:54,088 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 416 transitions. [2021-11-23 00:25:54,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:54,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:54,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:54,108 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:25:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:55,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 164 states and 418 transitions. [2021-11-23 00:25:55,242 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 418 transitions. [2021-11-23 00:25:55,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:55,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:55,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:55,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:25:55,757 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:25:59,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:25:59,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 165 states and 418 transitions. [2021-11-23 00:25:59,291 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 418 transitions. [2021-11-23 00:25:59,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:25:59,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:25:59,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:25:59,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:01,305 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 00:26:14,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:14,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 174 states and 456 transitions. [2021-11-23 00:26:14,948 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 456 transitions. [2021-11-23 00:26:14,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:26:14,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:14,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:14,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:17,368 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 00:26:23,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:23,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 176 states and 463 transitions. [2021-11-23 00:26:23,660 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 463 transitions. [2021-11-23 00:26:23,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:26:23,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:23,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:23,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:24,518 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 00:26:33,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:33,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 180 states and 483 transitions. [2021-11-23 00:26:33,203 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 483 transitions. [2021-11-23 00:26:33,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:26:33,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:33,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:33,267 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 00:26:38,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:38,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 184 states and 498 transitions. [2021-11-23 00:26:38,748 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 498 transitions. [2021-11-23 00:26:38,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:26:38,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:38,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:38,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:42,102 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 00:26:56,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:56,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 192 states and 552 transitions. [2021-11-23 00:26:56,309 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 552 transitions. [2021-11-23 00:26:56,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:26:56,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:56,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:56,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:26:56,395 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 00:26:58,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:26:58,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 193 states and 556 transitions. [2021-11-23 00:26:58,030 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 556 transitions. [2021-11-23 00:26:58,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:26:58,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:26:58,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:26:58,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:02,087 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 00:27:20,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:20,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 201 states and 580 transitions. [2021-11-23 00:27:20,704 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 580 transitions. [2021-11-23 00:27:20,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:20,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:20,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:20,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:21,813 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:27:26,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:26,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 203 states and 590 transitions. [2021-11-23 00:27:26,963 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 590 transitions. [2021-11-23 00:27:26,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:26,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:26,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:26,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:28,008 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:35,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:35,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 205 states and 602 transitions. [2021-11-23 00:27:35,870 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 602 transitions. [2021-11-23 00:27:35,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:35,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:35,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:35,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:35,931 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:43,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:43,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 209 states and 617 transitions. [2021-11-23 00:27:43,111 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 617 transitions. [2021-11-23 00:27:43,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:43,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:43,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:43,172 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:46,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:46,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 211 states and 625 transitions. [2021-11-23 00:27:46,135 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 625 transitions. [2021-11-23 00:27:46,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:46,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:46,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:46,153 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:27:47,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:47,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 212 states and 629 transitions. [2021-11-23 00:27:47,509 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 629 transitions. [2021-11-23 00:27:47,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:47,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:47,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:27:54,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:54,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 214 states and 639 transitions. [2021-11-23 00:27:54,132 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 639 transitions. [2021-11-23 00:27:54,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:54,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:54,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:57,895 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 00:28:13,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:13,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 221 states and 664 transitions. [2021-11-23 00:28:13,900 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 664 transitions. [2021-11-23 00:28:13,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:28:13,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:13,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:14,475 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:16,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:16,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 222 states and 665 transitions. [2021-11-23 00:28:16,559 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 665 transitions. [2021-11-23 00:28:16,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:28:16,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:16,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:17,310 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:27,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:27,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 227 states and 675 transitions. [2021-11-23 00:28:27,009 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 675 transitions. [2021-11-23 00:28:27,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:28:27,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:27,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:27,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:27,024 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 00:28:33,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 231 states and 680 transitions. [2021-11-23 00:28:33,001 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 680 transitions. [2021-11-23 00:28:33,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:28:33,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,769 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:37,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:37,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 229 states and 672 transitions. [2021-11-23 00:28:37,995 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 672 transitions. [2021-11-23 00:28:37,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:28:37,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:37,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:38,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:38,068 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:42,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:42,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 231 states and 680 transitions. [2021-11-23 00:28:42,109 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 680 transitions. [2021-11-23 00:28:42,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:28:42,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:42,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:42,180 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:48,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:48,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 234 states and 689 transitions. [2021-11-23 00:28:48,327 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 689 transitions. [2021-11-23 00:28:48,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:28:48,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:48,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:49,873 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:28:57,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:57,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 237 states and 706 transitions. [2021-11-23 00:28:57,085 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 706 transitions. [2021-11-23 00:28:57,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:28:57,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:57,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:57,153 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:04,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:04,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 241 states and 722 transitions. [2021-11-23 00:29:04,353 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 722 transitions. [2021-11-23 00:29:04,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:29:04,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:04,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:08,320 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 00:29:26,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:26,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 249 states and 746 transitions. [2021-11-23 00:29:26,792 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 746 transitions. [2021-11-23 00:29:26,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:29:26,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:26,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:26,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:26,818 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:29:37,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:37,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 253 states and 759 transitions. [2021-11-23 00:29:37,577 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 759 transitions. [2021-11-23 00:29:37,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:29:37,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:37,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:37,593 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:29:41,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:41,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 255 states and 762 transitions. [2021-11-23 00:29:41,251 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 762 transitions. [2021-11-23 00:29:41,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:29:41,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:41,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:41,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:42,394 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:29:47,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:47,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 257 states and 768 transitions. [2021-11-23 00:29:47,059 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 768 transitions. [2021-11-23 00:29:47,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:29:47,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:47,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:47,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:47,084 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 00:30:11,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:11,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 266 states and 795 transitions. [2021-11-23 00:30:11,184 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 795 transitions. [2021-11-23 00:30:11,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:30:11,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:11,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:11,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:11,199 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:30:18,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:18,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 270 states and 800 transitions. [2021-11-23 00:30:18,382 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 800 transitions. [2021-11-23 00:30:18,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:30:18,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:18,383 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:18,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:18,776 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:30:30,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:30,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 275 states and 808 transitions. [2021-11-23 00:30:30,466 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 808 transitions. [2021-11-23 00:30:30,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:30:30,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:30,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:31,296 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:36,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:36,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 272 states and 799 transitions. [2021-11-23 00:30:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 799 transitions. [2021-11-23 00:30:36,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:30:36,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:36,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:36,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:36,576 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:41,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:41,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 273 states and 804 transitions. [2021-11-23 00:30:41,500 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 804 transitions. [2021-11-23 00:30:41,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:30:41,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:41,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:41,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:41,568 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:43,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:43,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 274 states and 806 transitions. [2021-11-23 00:30:43,722 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 806 transitions. [2021-11-23 00:30:43,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:30:43,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:43,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:43,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:48,141 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:31:04,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:04,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 278 states and 824 transitions. [2021-11-23 00:31:04,395 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 824 transitions. [2021-11-23 00:31:04,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:31:04,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:04,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:12,844 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:30,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:30,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 282 states and 859 transitions. [2021-11-23 00:31:30,895 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 859 transitions. [2021-11-23 00:31:30,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:31:30,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:30,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:30,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:30,978 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:31:35,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:35,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 284 states and 870 transitions. [2021-11-23 00:31:35,638 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 870 transitions. [2021-11-23 00:31:35,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:31:35,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:35,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:35,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:35,728 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:38,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:38,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 285 states and 875 transitions. [2021-11-23 00:31:38,265 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 875 transitions. [2021-11-23 00:31:38,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:31:38,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:38,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:38,351 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:41,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:41,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 285 states and 874 transitions. [2021-11-23 00:31:41,004 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 874 transitions. [2021-11-23 00:31:41,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:31:41,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:41,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:41,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:44,266 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:32:00,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:00,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 290 states and 888 transitions. [2021-11-23 00:32:00,743 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 888 transitions. [2021-11-23 00:32:00,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:32:00,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:00,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:00,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:04,602 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 00:32:43,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:43,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 299 states and 917 transitions. [2021-11-23 00:32:43,759 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 917 transitions. [2021-11-23 00:32:43,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:32:43,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:43,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:43,772 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:32:53,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:53,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 922 states to 303 states and 922 transitions. [2021-11-23 00:32:53,282 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 922 transitions. [2021-11-23 00:32:53,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:32:53,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:53,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:53,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:59,664 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 00:33:27,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:27,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 312 states and 948 transitions. [2021-11-23 00:33:27,318 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 948 transitions. [2021-11-23 00:33:27,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:33:27,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:27,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:27,376 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 00:33:38,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:38,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 316 states and 963 transitions. [2021-11-23 00:33:38,730 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 963 transitions. [2021-11-23 00:33:38,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:33:38,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:38,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:39,094 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:33:47,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:47,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 317 states and 964 transitions. [2021-11-23 00:33:47,585 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 964 transitions. [2021-11-23 00:33:47,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:33:47,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:47,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:47,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:51,096 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:33:58,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:58,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 319 states and 970 transitions. [2021-11-23 00:33:58,627 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 970 transitions. [2021-11-23 00:33:58,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:33:58,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:58,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:59,135 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:01,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:01,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 320 states and 971 transitions. [2021-11-23 00:34:01,565 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 971 transitions. [2021-11-23 00:34:01,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:01,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:01,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:01,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:02,285 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:34:15,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:15,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 324 states and 980 transitions. [2021-11-23 00:34:15,870 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 980 transitions. [2021-11-23 00:34:15,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:15,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:15,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:16,251 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:34:18,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:18,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 325 states and 982 transitions. [2021-11-23 00:34:18,182 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 982 transitions. [2021-11-23 00:34:18,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:18,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:18,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:26,720 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 00:34:50,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:50,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 330 states and 991 transitions. [2021-11-23 00:34:50,698 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 991 transitions. [2021-11-23 00:34:50,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:50,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:50,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:50,720 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:34:55,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:55,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 332 states and 997 transitions. [2021-11-23 00:34:55,797 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 997 transitions. [2021-11-23 00:34:55,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:55,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:55,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:55,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:55,819 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:35:14,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:14,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 338 states and 1008 transitions. [2021-11-23 00:35:14,777 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1008 transitions. [2021-11-23 00:35:14,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:35:14,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:14,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:14,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:17,378 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:35:32,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:32,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 341 states and 1024 transitions. [2021-11-23 00:35:32,021 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1024 transitions. [2021-11-23 00:35:32,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:35:32,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:32,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:32,036 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 00:35:39,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:39,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 344 states and 1034 transitions. [2021-11-23 00:35:39,250 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1034 transitions. [2021-11-23 00:35:39,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:35:39,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:39,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:39,339 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.