./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2c_insert_unequal.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_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/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_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2c_insert_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/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_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/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 b7b415e0519ab150e9247d3d9d0133f92cfd07c34f9918f9ebd19cf8109bf4e7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:37:31,346 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:37:31,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:37:31,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:37:31,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:37:31,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:37:31,394 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:37:31,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:37:31,399 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:37:31,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:37:31,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:37:31,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:37:31,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:37:31,405 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:37:31,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:37:31,408 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:37:31,410 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:37:31,411 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:37:31,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:37:31,416 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:37:31,418 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:37:31,420 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:37:31,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:37:31,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:37:31,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:37:31,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:37:31,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:37:31,429 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:37:31,430 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:37:31,431 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:37:31,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:37:31,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:37:31,434 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:37:31,435 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:37:31,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:37:31,437 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:37:31,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:37:31,438 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:37:31,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:37:31,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:37:31,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:37:31,445 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:37:31,494 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:37:31,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:37:31,496 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:37:31,496 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:37:31,496 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:37:31,496 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:37:31,496 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:37:31,497 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:37:31,497 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:37:31,497 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:37:31,497 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:37:31,497 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:37:31,498 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:37:31,498 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:37:31,498 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:37:31,498 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:37:31,498 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:37:31,499 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:37:31,499 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:37:31,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:31,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:37:31,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:37:31,500 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:37:31,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:37:31,500 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_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b7b415e0519ab150e9247d3d9d0133f92cfd07c34f9918f9ebd19cf8109bf4e7 [2021-11-23 01:37:31,819 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:37:31,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:37:31,842 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:37:31,844 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:37:31,844 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:37:31,846 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-simple/sll2c_insert_unequal.i [2021-11-23 01:37:31,927 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/bin/ukojak-LBtLqBUTdQ/data/c8e371b9a/a78f43c2dc4d43a39628aea72790f35b/FLAG359a06926 [2021-11-23 01:37:32,571 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:37:32,575 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/sv-benchmarks/c/list-simple/sll2c_insert_unequal.i [2021-11-23 01:37:32,603 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/bin/ukojak-LBtLqBUTdQ/data/c8e371b9a/a78f43c2dc4d43a39628aea72790f35b/FLAG359a06926 [2021-11-23 01:37:32,820 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/bin/ukojak-LBtLqBUTdQ/data/c8e371b9a/a78f43c2dc4d43a39628aea72790f35b [2021-11-23 01:37:32,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:37:32,824 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:37:32,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:32,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:37:32,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:37:32,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:32" (1/1) ... [2021-11-23 01:37:32,834 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683f8d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:32, skipping insertion in model container [2021-11-23 01:37:32,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:37:32" (1/1) ... [2021-11-23 01:37:32,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:37:32,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:37:33,285 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/sv-benchmarks/c/list-simple/sll2c_insert_unequal.i[24872,24885] [2021-11-23 01:37:33,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:33,304 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:37:33,389 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/sv-benchmarks/c/list-simple/sll2c_insert_unequal.i[24872,24885] [2021-11-23 01:37:33,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:37:33,422 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:37:33,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:33 WrapperNode [2021-11-23 01:37:33,423 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:37:33,424 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:33,424 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:37:33,424 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:37:33,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:33" (1/1) ... [2021-11-23 01:37:33,461 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:33" (1/1) ... [2021-11-23 01:37:33,504 INFO L137 Inliner]: procedures = 127, calls = 48, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 204 [2021-11-23 01:37:33,504 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:37:33,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:37:33,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:37:33,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:37:33,516 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:33" (1/1) ... [2021-11-23 01:37:33,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:33" (1/1) ... [2021-11-23 01:37:33,538 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:33" (1/1) ... [2021-11-23 01:37:33,542 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:33" (1/1) ... [2021-11-23 01:37:33,552 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:33" (1/1) ... [2021-11-23 01:37:33,569 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:33" (1/1) ... [2021-11-23 01:37:33,577 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:33" (1/1) ... [2021-11-23 01:37:33,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:37:33,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:37:33,583 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:37:33,583 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:37:33,584 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:37:33" (1/1) ... [2021-11-23 01:37:33,592 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:37:33,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:37:33,616 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:37:33,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b4daf1a0-8c54-4eef-ab4f-6a60348e021d/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:37:33,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:37:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:37:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:37:33,665 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:37:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:37:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:37:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:37:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:37:33,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:37:33,667 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:37:33,667 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:37:33,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:37:33,777 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:37:33,779 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:37:34,350 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:37:34,463 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:37:34,463 INFO L301 CfgBuilder]: Removed 5 assume(true) statements. [2021-11-23 01:37:34,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:34 BoogieIcfgContainer [2021-11-23 01:37:34,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:37:34,467 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:37:34,467 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:37:34,483 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:37:34,483 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:37:34" (1/1) ... [2021-11-23 01:37:34,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:37:34,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 131 states and 147 transitions. [2021-11-23 01:37:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 147 transitions. [2021-11-23 01:37:34,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:37:34,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:34,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:34,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 130 states and 146 transitions. [2021-11-23 01:37:34,857 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 146 transitions. [2021-11-23 01:37:34,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:37:34,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:34,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:34,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:35,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 129 states and 145 transitions. [2021-11-23 01:37:35,067 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 145 transitions. [2021-11-23 01:37:35,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:37:35,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:35,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 128 states and 144 transitions. [2021-11-23 01:37:35,137 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 144 transitions. [2021-11-23 01:37:35,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:37:35,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:35,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 127 states and 143 transitions. [2021-11-23 01:37:35,186 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 143 transitions. [2021-11-23 01:37:35,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:37:35,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:35,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 128 states and 145 transitions. [2021-11-23 01:37:35,399 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 145 transitions. [2021-11-23 01:37:35,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:37:35,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:35,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 127 states and 144 transitions. [2021-11-23 01:37:35,497 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 144 transitions. [2021-11-23 01:37:35,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:37:35,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,574 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:35,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 126 states and 143 transitions. [2021-11-23 01:37:35,595 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 143 transitions. [2021-11-23 01:37:35,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:37:35,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:35,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 125 states and 142 transitions. [2021-11-23 01:37:35,635 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 142 transitions. [2021-11-23 01:37:35,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:37:35,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:35,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 124 states and 141 transitions. [2021-11-23 01:37:35,694 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 141 transitions. [2021-11-23 01:37:35,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:37:35,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:35,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:35,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 123 states and 140 transitions. [2021-11-23 01:37:35,816 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 140 transitions. [2021-11-23 01:37:35,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:37:35,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:35,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:35,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:36,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 122 states and 139 transitions. [2021-11-23 01:37:36,053 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 139 transitions. [2021-11-23 01:37:36,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:37:36,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,220 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 01:37:36,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:36,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 121 states and 138 transitions. [2021-11-23 01:37:36,835 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 138 transitions. [2021-11-23 01:37:36,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:37:36,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:36,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:36,952 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 01:37:37,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 120 states and 137 transitions. [2021-11-23 01:37:37,744 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 137 transitions. [2021-11-23 01:37:37,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:37:37,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,798 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 01:37:37,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 119 states and 136 transitions. [2021-11-23 01:37:37,817 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 136 transitions. [2021-11-23 01:37:37,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:37:37,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,852 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 01:37:37,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 118 states and 135 transitions. [2021-11-23 01:37:37,872 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 135 transitions. [2021-11-23 01:37:37,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:37:37,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,898 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 01:37:37,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 117 states and 134 transitions. [2021-11-23 01:37:37,911 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 134 transitions. [2021-11-23 01:37:37,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:37:37,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:37,949 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 01:37:37,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:37,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 116 states and 133 transitions. [2021-11-23 01:37:37,963 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 133 transitions. [2021-11-23 01:37:37,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:37:37,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:37,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:37,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:38,363 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:40,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 127 states and 152 transitions. [2021-11-23 01:37:40,240 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 152 transitions. [2021-11-23 01:37:40,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:37:40,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:40,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:40,543 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 01:37:43,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:43,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 114 states and 131 transitions. [2021-11-23 01:37:43,143 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 131 transitions. [2021-11-23 01:37:43,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:37:43,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:43,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:43,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:43,836 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 01:37:46,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:46,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 116 states and 135 transitions. [2021-11-23 01:37:46,096 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 135 transitions. [2021-11-23 01:37:46,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:37:46,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:46,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:46,857 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 01:37:49,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:49,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 118 states and 141 transitions. [2021-11-23 01:37:49,885 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 141 transitions. [2021-11-23 01:37:49,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:37:49,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:49,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:49,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:49,910 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 01:37:50,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:50,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 121 states and 150 transitions. [2021-11-23 01:37:50,259 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 150 transitions. [2021-11-23 01:37:50,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:37:50,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:50,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:50,641 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 01:37:51,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:51,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 124 states and 159 transitions. [2021-11-23 01:37:51,730 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 159 transitions. [2021-11-23 01:37:51,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:37:51,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:51,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:51,871 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 01:37:53,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:53,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 126 states and 165 transitions. [2021-11-23 01:37:53,336 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 165 transitions. [2021-11-23 01:37:53,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:37:53,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:53,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:53,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:53,673 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:37:59,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:59,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 129 states and 178 transitions. [2021-11-23 01:37:59,559 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 178 transitions. [2021-11-23 01:37:59,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:37:59,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:59,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:59,593 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:00,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 130 states and 179 transitions. [2021-11-23 01:38:00,066 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 179 transitions. [2021-11-23 01:38:00,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:00,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,092 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 01:38:00,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:00,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 131 states and 181 transitions. [2021-11-23 01:38:00,654 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 181 transitions. [2021-11-23 01:38:00,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:00,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:00,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:00,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:00,687 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 01:38:01,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 133 states and 186 transitions. [2021-11-23 01:38:01,778 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 186 transitions. [2021-11-23 01:38:01,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:01,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:02,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:03,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:03,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2021-11-23 01:38:03,986 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2021-11-23 01:38:03,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:03,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:03,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:03,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,015 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:04,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 137 states and 201 transitions. [2021-11-23 01:38:04,691 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 201 transitions. [2021-11-23 01:38:04,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:04,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,716 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 01:38:05,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:05,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 138 states and 202 transitions. [2021-11-23 01:38:05,354 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 202 transitions. [2021-11-23 01:38:05,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:05,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:05,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:05,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:05,805 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:08,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 141 states and 210 transitions. [2021-11-23 01:38:08,823 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 210 transitions. [2021-11-23 01:38:08,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:08,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,848 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 01:38:09,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 142 states and 211 transitions. [2021-11-23 01:38:09,323 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 211 transitions. [2021-11-23 01:38:09,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:09,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,351 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:09,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:09,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 143 states and 215 transitions. [2021-11-23 01:38:09,840 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 215 transitions. [2021-11-23 01:38:09,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:09,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:09,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:09,908 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:10,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 144 states and 219 transitions. [2021-11-23 01:38:10,617 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 219 transitions. [2021-11-23 01:38:10,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:10,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,669 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 01:38:11,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:11,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 145 states and 220 transitions. [2021-11-23 01:38:11,315 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 220 transitions. [2021-11-23 01:38:11,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:11,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:11,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:11,364 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:38:12,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 146 states and 224 transitions. [2021-11-23 01:38:12,342 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 224 transitions. [2021-11-23 01:38:12,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:12,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,397 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 01:38:12,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:12,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 148 states and 228 transitions. [2021-11-23 01:38:12,415 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 228 transitions. [2021-11-23 01:38:12,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:38:12,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:12,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:12,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:12,610 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 01:38:14,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:14,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 149 states and 229 transitions. [2021-11-23 01:38:14,891 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 229 transitions. [2021-11-23 01:38:14,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:38:14,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:14,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:14,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:14,919 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:38:15,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:15,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 112 states and 132 transitions. [2021-11-23 01:38:15,795 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 132 transitions. [2021-11-23 01:38:15,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:38:15,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:15,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:15,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:16,006 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 01:38:20,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:20,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 115 states and 137 transitions. [2021-11-23 01:38:20,548 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 137 transitions. [2021-11-23 01:38:20,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:38:20,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:20,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:20,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:20,780 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 01:38:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:26,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 118 states and 142 transitions. [2021-11-23 01:38:26,570 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 142 transitions. [2021-11-23 01:38:26,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:38:26,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:26,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:26,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:26,593 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 01:38:27,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:27,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 118 states and 141 transitions. [2021-11-23 01:38:27,500 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 141 transitions. [2021-11-23 01:38:27,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:38:27,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:27,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:27,535 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 01:38:28,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:28,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 118 states and 140 transitions. [2021-11-23 01:38:28,463 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 140 transitions. [2021-11-23 01:38:28,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:38:28,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:28,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:28,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:28,491 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 01:38:29,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:29,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 114 states and 135 transitions. [2021-11-23 01:38:29,267 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 135 transitions. [2021-11-23 01:38:29,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:38:29,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:29,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:29,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:29,296 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 01:38:30,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:30,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 110 states and 130 transitions. [2021-11-23 01:38:30,092 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 130 transitions. [2021-11-23 01:38:30,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:38:30,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:30,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:31,076 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 01:38:37,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:37,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 113 states and 134 transitions. [2021-11-23 01:38:37,384 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2021-11-23 01:38:37,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:38:37,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:37,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:37,410 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 01:38:41,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:41,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 112 states and 133 transitions. [2021-11-23 01:38:41,020 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 133 transitions. [2021-11-23 01:38:41,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:38:41,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:41,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:41,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:41,042 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 01:38:44,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:44,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 116 states and 137 transitions. [2021-11-23 01:38:44,080 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 137 transitions. [2021-11-23 01:38:44,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:38:44,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:44,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:44,115 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 01:38:45,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:45,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 116 states and 136 transitions. [2021-11-23 01:38:45,103 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 136 transitions. [2021-11-23 01:38:45,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:38:45,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:45,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:45,128 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 01:38:46,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:46,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 111 states and 131 transitions. [2021-11-23 01:38:46,114 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 131 transitions. [2021-11-23 01:38:46,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:38:46,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:46,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:46,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:46,148 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 01:38:47,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:47,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 97 states and 116 transitions. [2021-11-23 01:38:47,237 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 116 transitions. [2021-11-23 01:38:47,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:38:47,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:47,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:47,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:47,568 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 01:38:56,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:56,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 102 states and 124 transitions. [2021-11-23 01:38:56,029 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 124 transitions. [2021-11-23 01:38:56,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:38:56,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:56,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:56,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:56,639 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 01:39:07,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:07,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 107 states and 132 transitions. [2021-11-23 01:39:07,183 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 132 transitions. [2021-11-23 01:39:07,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:39:07,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:07,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:07,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:07,203 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 01:39:08,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:08,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 106 states and 131 transitions. [2021-11-23 01:39:08,930 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 131 transitions. [2021-11-23 01:39:08,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:39:08,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:08,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:08,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:08,957 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 01:39:09,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:09,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 105 states and 130 transitions. [2021-11-23 01:39:09,910 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 130 transitions. [2021-11-23 01:39:09,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:39:09,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:09,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:09,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:09,934 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 01:39:11,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 105 states and 129 transitions. [2021-11-23 01:39:11,195 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 129 transitions. [2021-11-23 01:39:11,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:39:11,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:11,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:11,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:11,231 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 01:39:12,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:12,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 105 states and 128 transitions. [2021-11-23 01:39:12,423 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 128 transitions. [2021-11-23 01:39:12,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:39:12,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:12,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:12,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:12,446 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 01:39:13,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:13,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 102 states and 124 transitions. [2021-11-23 01:39:13,476 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 124 transitions. [2021-11-23 01:39:13,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:39:13,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:13,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:13,518 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 01:39:14,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:14,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 99 states and 120 transitions. [2021-11-23 01:39:14,935 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 120 transitions. [2021-11-23 01:39:14,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:39:14,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:14,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:14,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:19,639 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 01:39:36,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:36,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 105 states and 132 transitions. [2021-11-23 01:39:36,546 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 132 transitions. [2021-11-23 01:39:36,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:39:36,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:36,547 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:36,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:41,139 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 01:39:54,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:54,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 111 states and 143 transitions. [2021-11-23 01:39:54,790 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 143 transitions. [2021-11-23 01:39:54,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:39:54,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:54,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:55,354 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 01:39:57,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:57,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 111 states and 142 transitions. [2021-11-23 01:39:57,408 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 142 transitions. [2021-11-23 01:39:57,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:39:57,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:57,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:58,002 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 01:40:00,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:00,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 111 states and 141 transitions. [2021-11-23 01:40:00,186 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 141 transitions. [2021-11-23 01:40:00,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:40:00,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:00,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:00,740 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 01:40:02,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:02,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 108 states and 135 transitions. [2021-11-23 01:40:02,817 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 135 transitions. [2021-11-23 01:40:02,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:40:02,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:02,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:03,290 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 01:40:05,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:05,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 105 states and 131 transitions. [2021-11-23 01:40:05,322 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 131 transitions. [2021-11-23 01:40:05,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:40:05,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:05,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:05,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:05,788 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 01:40:18,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:18,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 110 states and 141 transitions. [2021-11-23 01:40:18,815 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 141 transitions. [2021-11-23 01:40:18,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:40:18,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:18,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:18,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:19,288 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 01:40:26,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:26,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 115 states and 146 transitions. [2021-11-23 01:40:26,607 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 146 transitions. [2021-11-23 01:40:26,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:40:26,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:26,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:26,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:26,658 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 01:40:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:35,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 115 states and 149 transitions. [2021-11-23 01:40:35,704 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 149 transitions. [2021-11-23 01:40:35,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:40:35,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:35,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:35,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:35,732 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 01:40:37,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:37,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 115 states and 148 transitions. [2021-11-23 01:40:37,326 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 148 transitions. [2021-11-23 01:40:37,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:40:37,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:37,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:37,352 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 01:40:39,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:39,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 99 states and 121 transitions. [2021-11-23 01:40:39,606 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 121 transitions. [2021-11-23 01:40:39,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:40:39,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:39,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:47,571 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 01:41:26,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:26,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 120 states and 160 transitions. [2021-11-23 01:41:26,328 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 160 transitions. [2021-11-23 01:41:26,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:41:26,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:26,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:26,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:26,355 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 01:41:27,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:27,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 119 states and 159 transitions. [2021-11-23 01:41:27,765 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 159 transitions. [2021-11-23 01:41:27,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:41:27,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:27,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:27,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:28,670 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 01:41:31,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:31,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 117 states and 156 transitions. [2021-11-23 01:41:31,037 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 156 transitions. [2021-11-23 01:41:31,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:41:31,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:31,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:36,913 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 01:41:45,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:45,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 119 states and 159 transitions. [2021-11-23 01:41:45,319 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 159 transitions. [2021-11-23 01:41:45,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:41:45,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:45,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:45,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:46,383 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 01:41:49,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:49,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 120 states and 159 transitions. [2021-11-23 01:41:49,186 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 159 transitions. [2021-11-23 01:41:49,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:41:49,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:49,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:50,220 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 01:41:52,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:52,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 118 states and 156 transitions. [2021-11-23 01:41:52,226 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 156 transitions. [2021-11-23 01:41:52,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:41:52,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:52,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:52,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:53,336 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 01:41:55,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:55,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 119 states and 157 transitions. [2021-11-23 01:41:55,806 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 157 transitions. [2021-11-23 01:41:55,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:41:55,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:55,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:55,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:55,826 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 01:42:00,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:00,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 123 states and 164 transitions. [2021-11-23 01:42:00,221 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 164 transitions. [2021-11-23 01:42:00,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:42:00,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:00,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:00,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:00,616 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 01:42:05,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:05,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 127 states and 171 transitions. [2021-11-23 01:42:05,724 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 171 transitions. [2021-11-23 01:42:05,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:42:05,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:05,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:05,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:09,839 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 01:42:32,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:32,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 134 states and 178 transitions. [2021-11-23 01:42:32,958 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 178 transitions. [2021-11-23 01:42:32,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:42:32,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:32,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:33,673 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 01:42:36,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:36,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 135 states and 178 transitions. [2021-11-23 01:42:36,078 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 178 transitions. [2021-11-23 01:42:36,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:42:36,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:36,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:36,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:41,698 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 01:43:07,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:07,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 144 states and 196 transitions. [2021-11-23 01:43:07,262 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 196 transitions. [2021-11-23 01:43:07,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:43:07,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:07,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:13,000 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 01:43:33,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:33,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 153 states and 213 transitions. [2021-11-23 01:43:33,171 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 213 transitions. [2021-11-23 01:43:33,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:43:33,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:33,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:33,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:33,730 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:43:39,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:39,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 157 states and 217 transitions. [2021-11-23 01:43:39,032 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 217 transitions. [2021-11-23 01:43:39,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:43:39,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:39,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:39,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:39,050 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:43:41,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:41,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 111 states and 141 transitions. [2021-11-23 01:43:41,667 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 141 transitions. [2021-11-23 01:43:41,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:43:41,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:41,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:52,678 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 01:44:56,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:56,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 123 states and 166 transitions. [2021-11-23 01:44:56,441 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 166 transitions. [2021-11-23 01:44:56,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:44:56,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:56,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:56,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:02,990 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 01:45:10,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:10,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 125 states and 170 transitions. [2021-11-23 01:45:10,644 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 170 transitions. [2021-11-23 01:45:10,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:45:10,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:10,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:10,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:11,581 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 01:45:14,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:14,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 125 states and 169 transitions. [2021-11-23 01:45:14,756 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 169 transitions. [2021-11-23 01:45:14,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:45:14,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:14,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:14,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:14,778 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 01:45:18,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:18,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 125 states and 168 transitions. [2021-11-23 01:45:18,351 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 168 transitions. [2021-11-23 01:45:18,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:45:18,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:18,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:18,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:19,331 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 01:45:22,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:22,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 120 states and 162 transitions. [2021-11-23 01:45:22,762 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 162 transitions. [2021-11-23 01:45:22,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:45:22,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:22,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:22,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:26,688 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 01:46:15,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:15,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 130 states and 179 transitions. [2021-11-23 01:46:15,060 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 179 transitions. [2021-11-23 01:46:15,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:46:15,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:15,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:15,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:15,125 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 01:46:18,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:18,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 130 states and 178 transitions. [2021-11-23 01:46:18,755 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 178 transitions. [2021-11-23 01:46:18,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:46:18,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:18,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:18,830 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 01:46:22,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:22,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 76 states and 84 transitions. [2021-11-23 01:46:22,314 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 84 transitions. [2021-11-23 01:46:22,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:46:22,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:22,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:22,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:32,763 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 01:47:42,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:42,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 76 states and 83 transitions. [2021-11-23 01:47:42,580 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 83 transitions. [2021-11-23 01:47:42,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:47:42,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:42,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:42,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:57,319 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 01:49:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 76 states and 83 transitions. [2021-11-23 01:49:31,497 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 83 transitions. [2021-11-23 01:49:31,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:49:31,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:31,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:31,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat