./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-1.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_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/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_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/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_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/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 143a30a80a62e6cad7506820b1f96be933051e37975b620c656decb608437802 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:38:23,312 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:38:23,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:38:23,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:38:23,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:38:23,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:38:23,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:38:23,363 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:38:23,365 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:38:23,367 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:38:23,368 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:38:23,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:38:23,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:38:23,372 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:38:23,374 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:38:23,376 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:38:23,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:38:23,382 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:38:23,385 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:38:23,390 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:38:23,398 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:38:23,400 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:38:23,402 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:38:23,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:38:23,413 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:38:23,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:38:23,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:38:23,422 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:38:23,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:38:23,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:38:23,427 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:38:23,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:38:23,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:38:23,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:38:23,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:38:23,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:38:23,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:38:23,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:38:23,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:38:23,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:38:23,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:38:23,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:38:23,499 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:38:23,500 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:38:23,503 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:38:23,503 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:38:23,504 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:38:23,504 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:38:23,504 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:38:23,504 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:38:23,512 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:38:23,513 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:38:23,514 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:38:23,514 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:38:23,515 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:38:23,515 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:38:23,515 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:38:23,516 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:38:23,516 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:38:23,516 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:38:23,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:38:23,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:38:23,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:38:23,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:38:23,518 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:38:23,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:38:23,518 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_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 143a30a80a62e6cad7506820b1f96be933051e37975b620c656decb608437802 [2021-11-23 00:38:23,808 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:38:23,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:38:23,841 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:38:23,844 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:38:23,845 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:38:23,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-1.i [2021-11-23 00:38:23,922 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/bin/ukojak-LBtLqBUTdQ/data/a33bf6cd5/46bd374ffa234298a86fa1591bdedeed/FLAG565440c51 [2021-11-23 00:38:24,536 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:38:24,536 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/sv-benchmarks/c/ldv-memsafety/memleaks_test17_2-1.i [2021-11-23 00:38:24,556 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/bin/ukojak-LBtLqBUTdQ/data/a33bf6cd5/46bd374ffa234298a86fa1591bdedeed/FLAG565440c51 [2021-11-23 00:38:24,835 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/bin/ukojak-LBtLqBUTdQ/data/a33bf6cd5/46bd374ffa234298a86fa1591bdedeed [2021-11-23 00:38:24,837 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:38:24,839 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:38:24,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:38:24,845 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:38:24,847 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:38:24,848 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:38:24" (1/1) ... [2021-11-23 00:38:24,849 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5305b887 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:24, skipping insertion in model container [2021-11-23 00:38:24,849 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:38:24" (1/1) ... [2021-11-23 00:38:24,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:38:24,921 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:38:25,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:38:25,417 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:38:25,488 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:38:25,534 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:38:25,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:25 WrapperNode [2021-11-23 00:38:25,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:38:25,537 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:38:25,537 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:38:25,537 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:38:25,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:25" (1/1) ... [2021-11-23 00:38:25,568 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:25" (1/1) ... [2021-11-23 00:38:25,594 INFO L137 Inliner]: procedures = 166, calls = 78, calls flagged for inlining = 32, calls inlined = 7, statements flattened = 108 [2021-11-23 00:38:25,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:38:25,595 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:38:25,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:38:25,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:38:25,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:25" (1/1) ... [2021-11-23 00:38:25,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:25" (1/1) ... [2021-11-23 00:38:25,609 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:25" (1/1) ... [2021-11-23 00:38:25,609 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:25" (1/1) ... [2021-11-23 00:38:25,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:25" (1/1) ... [2021-11-23 00:38:25,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:25" (1/1) ... [2021-11-23 00:38:25,624 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:25" (1/1) ... [2021-11-23 00:38:25,627 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:38:25,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:38:25,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:38:25,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:38:25,630 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:38:25" (1/1) ... [2021-11-23 00:38:25,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:38:25,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:38:25,683 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:38:25,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc5a6cc-d0dc-4fc9-ba9c-d93c1b5ea0d3/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:38:25,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:38:25,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:38:25,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:38:25,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:38:25,744 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:38:25,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:38:25,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:38:25,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:38:25,871 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:38:25,873 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:38:26,201 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:38:26,369 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:38:26,369 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 00:38:26,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:38:26 BoogieIcfgContainer [2021-11-23 00:38:26,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:38:26,373 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:38:26,373 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:38:26,404 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:38:26,405 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:38:26" (1/1) ... [2021-11-23 00:38:26,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:38:26,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:26,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2021-11-23 00:38:26,529 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2021-11-23 00:38:26,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:38:26,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:26,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:26,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:26,805 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:26,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:26,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 44 states and 49 transitions. [2021-11-23 00:38:26,877 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 49 transitions. [2021-11-23 00:38:26,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:38:26,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:26,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:26,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:27,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:27,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:27,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 43 states and 48 transitions. [2021-11-23 00:38:27,229 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 48 transitions. [2021-11-23 00:38:27,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:38:27,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:27,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:27,434 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:27,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:27,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2021-11-23 00:38:27,896 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2021-11-23 00:38:27,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:38:27,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:27,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:28,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:28,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:28,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 46 states and 54 transitions. [2021-11-23 00:38:28,532 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 54 transitions. [2021-11-23 00:38:28,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:38:28,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:28,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:28,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:28,694 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:29,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:29,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2021-11-23 00:38:29,002 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2021-11-23 00:38:29,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:38:29,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:29,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:29,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:29,116 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:29,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:29,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 50 states and 65 transitions. [2021-11-23 00:38:29,429 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 65 transitions. [2021-11-23 00:38:29,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:38:29,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:29,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:29,650 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:30,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:30,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2021-11-23 00:38:30,029 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2021-11-23 00:38:30,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:38:30,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:30,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:30,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:30,144 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:30,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:30,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2021-11-23 00:38:30,483 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2021-11-23 00:38:30,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:38:30,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:30,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:30,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:30,635 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:31,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:31,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 56 states and 75 transitions. [2021-11-23 00:38:31,074 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 75 transitions. [2021-11-23 00:38:31,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:38:31,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:31,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:31,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:31,111 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:31,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:31,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 57 states and 77 transitions. [2021-11-23 00:38:31,355 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 77 transitions. [2021-11-23 00:38:31,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:38:31,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:31,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:31,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:31,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:31,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:31,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 58 states and 80 transitions. [2021-11-23 00:38:31,753 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 80 transitions. [2021-11-23 00:38:31,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:38:31,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:31,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:31,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:31,855 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:32,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:32,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2021-11-23 00:38:32,297 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2021-11-23 00:38:32,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:38:32,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:32,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:32,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:32,338 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:32,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:32,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2021-11-23 00:38:32,643 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2021-11-23 00:38:32,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:38:32,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:32,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:32,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:32,696 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:32,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:32,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 63 states and 89 transitions. [2021-11-23 00:38:32,969 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2021-11-23 00:38:32,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:38:32,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:32,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:32,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:33,144 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:33,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:33,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 65 states and 92 transitions. [2021-11-23 00:38:33,671 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 92 transitions. [2021-11-23 00:38:33,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:38:33,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:33,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:33,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:33,742 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:34,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:34,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 67 states and 94 transitions. [2021-11-23 00:38:34,039 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 94 transitions. [2021-11-23 00:38:34,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:38:34,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:34,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:34,153 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:34,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:34,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 69 states and 100 transitions. [2021-11-23 00:38:34,586 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 100 transitions. [2021-11-23 00:38:34,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:38:34,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:34,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:34,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:34,779 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:35,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:35,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 71 states and 103 transitions. [2021-11-23 00:38:35,425 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2021-11-23 00:38:35,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:38:35,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:35,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:35,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:35,467 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:35,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:35,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 72 states and 103 transitions. [2021-11-23 00:38:35,493 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 103 transitions. [2021-11-23 00:38:35,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:38:35,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:35,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:35,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:35,535 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:35,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:35,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 105 transitions. [2021-11-23 00:38:35,930 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 105 transitions. [2021-11-23 00:38:35,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:38:35,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:35,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:35,969 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:36,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:36,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2021-11-23 00:38:36,323 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2021-11-23 00:38:36,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:38:36,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:36,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:36,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:36,384 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:36,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:36,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 76 states and 108 transitions. [2021-11-23 00:38:36,769 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 108 transitions. [2021-11-23 00:38:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:38:36,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:36,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:36,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:36,804 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:37,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:37,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 78 states and 110 transitions. [2021-11-23 00:38:37,197 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 110 transitions. [2021-11-23 00:38:37,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:38:37,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:37,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:37,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:37,442 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:38,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:38,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 80 states and 113 transitions. [2021-11-23 00:38:38,162 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 113 transitions. [2021-11-23 00:38:38,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:38:38,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:38,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:38,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:38,320 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:38,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:38,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 82 states and 115 transitions. [2021-11-23 00:38:38,856 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 115 transitions. [2021-11-23 00:38:38,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:38:38,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:38,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:38,924 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:39,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:39,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 84 states and 121 transitions. [2021-11-23 00:38:39,349 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 121 transitions. [2021-11-23 00:38:39,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:38:39,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:39,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:39,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:39,388 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:39,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:39,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 86 states and 123 transitions. [2021-11-23 00:38:39,844 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 123 transitions. [2021-11-23 00:38:39,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:38:39,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:39,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:39,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:39,885 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:39,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:39,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 87 states and 123 transitions. [2021-11-23 00:38:39,914 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2021-11-23 00:38:39,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:38:39,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:39,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:39,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:39,954 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:40,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:40,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 88 states and 125 transitions. [2021-11-23 00:38:40,291 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 125 transitions. [2021-11-23 00:38:40,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:38:40,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:40,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:40,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:40,330 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:40,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:40,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 90 states and 127 transitions. [2021-11-23 00:38:40,773 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 127 transitions. [2021-11-23 00:38:40,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:38:40,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:40,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:40,817 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:41,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:41,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 91 states and 128 transitions. [2021-11-23 00:38:41,250 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 128 transitions. [2021-11-23 00:38:41,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:38:41,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:41,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:41,444 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:41,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:41,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 93 states and 130 transitions. [2021-11-23 00:38:41,962 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 130 transitions. [2021-11-23 00:38:41,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:38:41,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:41,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:41,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:42,233 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:42,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:42,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 95 states and 133 transitions. [2021-11-23 00:38:42,852 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 133 transitions. [2021-11-23 00:38:42,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:38:42,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:42,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:42,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:42,921 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:43,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:43,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 97 states and 135 transitions. [2021-11-23 00:38:43,349 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 135 transitions. [2021-11-23 00:38:43,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:38:43,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:43,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:43,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:43,396 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:43,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:43,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 99 states and 141 transitions. [2021-11-23 00:38:43,855 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 141 transitions. [2021-11-23 00:38:43,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:38:43,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:43,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:43,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:43,900 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:43,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:43,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 100 states and 141 transitions. [2021-11-23 00:38:43,931 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 141 transitions. [2021-11-23 00:38:43,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:38:43,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:43,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:43,987 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:44,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:44,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 102 states and 143 transitions. [2021-11-23 00:38:44,413 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 143 transitions. [2021-11-23 00:38:44,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:38:44,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:44,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:44,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:44,454 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:44,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:44,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 104 states and 145 transitions. [2021-11-23 00:38:44,891 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 145 transitions. [2021-11-23 00:38:44,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:38:44,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:44,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:44,932 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:45,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:45,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 105 states and 147 transitions. [2021-11-23 00:38:45,379 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 147 transitions. [2021-11-23 00:38:45,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:38:45,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:45,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:45,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:45,419 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:45,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:45,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 106 states and 148 transitions. [2021-11-23 00:38:45,891 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 148 transitions. [2021-11-23 00:38:45,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:38:45,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:45,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:46,168 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:46,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:46,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 108 states and 151 transitions. [2021-11-23 00:38:46,851 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 151 transitions. [2021-11-23 00:38:46,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:38:46,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:46,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:46,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:47,014 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:47,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:47,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 110 states and 153 transitions. [2021-11-23 00:38:47,495 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 153 transitions. [2021-11-23 00:38:47,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:38:47,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:47,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:47,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:47,536 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:47,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:47,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 112 states and 155 transitions. [2021-11-23 00:38:47,933 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 155 transitions. [2021-11-23 00:38:47,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:38:47,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:47,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:47,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:47,971 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:48,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:48,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 114 states and 157 transitions. [2021-11-23 00:38:48,362 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 157 transitions. [2021-11-23 00:38:48,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:38:48,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:48,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:48,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:48,398 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:48,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:48,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 116 states and 163 transitions. [2021-11-23 00:38:48,829 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 163 transitions. [2021-11-23 00:38:48,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:38:48,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:48,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:48,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:48,866 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:49,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:49,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 117 states and 165 transitions. [2021-11-23 00:38:49,257 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 165 transitions. [2021-11-23 00:38:49,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:38:49,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:49,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:49,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:49,291 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:49,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:49,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 118 states and 165 transitions. [2021-11-23 00:38:49,318 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 165 transitions. [2021-11-23 00:38:49,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:38:49,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:49,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:49,352 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:49,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:49,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 120 states and 167 transitions. [2021-11-23 00:38:49,760 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2021-11-23 00:38:49,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:38:49,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:49,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:49,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:49,794 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:50,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:50,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 122 states and 169 transitions. [2021-11-23 00:38:50,199 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 169 transitions. [2021-11-23 00:38:50,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:38:50,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:50,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:50,262 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:50,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:50,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 123 states and 170 transitions. [2021-11-23 00:38:50,784 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 170 transitions. [2021-11-23 00:38:50,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:50,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:50,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:50,973 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:51,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:51,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 125 states and 172 transitions. [2021-11-23 00:38:51,518 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 172 transitions. [2021-11-23 00:38:51,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:51,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:51,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:51,576 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:52,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:52,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 127 states and 177 transitions. [2021-11-23 00:38:52,051 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 177 transitions. [2021-11-23 00:38:52,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:52,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:52,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:52,087 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:52,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:52,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 129 states and 179 transitions. [2021-11-23 00:38:52,617 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 179 transitions. [2021-11-23 00:38:52,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:52,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:52,618 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:52,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:52,933 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:53,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:53,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 131 states and 182 transitions. [2021-11-23 00:38:53,770 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 182 transitions. [2021-11-23 00:38:53,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:53,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:53,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:53,807 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:54,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:54,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 133 states and 184 transitions. [2021-11-23 00:38:54,281 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 184 transitions. [2021-11-23 00:38:54,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:54,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:54,281 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:54,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:54,316 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:54,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:54,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 135 states and 187 transitions. [2021-11-23 00:38:54,803 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 187 transitions. [2021-11-23 00:38:54,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:54,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:54,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:54,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:54,843 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:55,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:55,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 136 states and 188 transitions. [2021-11-23 00:38:55,419 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 188 transitions. [2021-11-23 00:38:55,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:55,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:55,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:55,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:55,468 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:56,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:56,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 138 states and 190 transitions. [2021-11-23 00:38:56,009 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 190 transitions. [2021-11-23 00:38:56,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:56,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:56,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:56,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:56,048 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:56,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:56,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 140 states and 192 transitions. [2021-11-23 00:38:56,466 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 192 transitions. [2021-11-23 00:38:56,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:38:56,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:56,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:56,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:56,520 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:57,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:57,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 142 states and 194 transitions. [2021-11-23 00:38:57,061 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 194 transitions. [2021-11-23 00:38:57,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:38:57,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:57,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:57,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:57,230 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:38:57,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:38:57,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 144 states and 195 transitions. [2021-11-23 00:38:57,869 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 195 transitions. [2021-11-23 00:38:57,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:38:57,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:38:57,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:38:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:59,133 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 91 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:05,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:05,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 142 states and 172 transitions. [2021-11-23 00:39:05,967 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 172 transitions. [2021-11-23 00:39:05,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:39:05,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:05,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:05,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:06,005 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:06,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:06,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 144 states and 173 transitions. [2021-11-23 00:39:06,504 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 173 transitions. [2021-11-23 00:39:06,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:39:06,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:06,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:06,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:06,542 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:07,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:07,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 146 states and 174 transitions. [2021-11-23 00:39:07,040 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 174 transitions. [2021-11-23 00:39:07,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:39:07,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:07,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:07,077 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:07,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:07,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 148 states and 175 transitions. [2021-11-23 00:39:07,795 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 175 transitions. [2021-11-23 00:39:07,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:39:07,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:07,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:07,852 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:08,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:08,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 150 states and 177 transitions. [2021-11-23 00:39:08,596 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 177 transitions. [2021-11-23 00:39:08,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:39:08,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:08,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:08,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:08,644 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:09,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:09,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 152 states and 178 transitions. [2021-11-23 00:39:09,186 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 178 transitions. [2021-11-23 00:39:09,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:39:09,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:09,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:09,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:09,225 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:09,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:09,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 153 states and 180 transitions. [2021-11-23 00:39:09,254 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 180 transitions. [2021-11-23 00:39:09,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:39:09,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:09,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:09,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:09,292 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:09,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:09,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 155 states and 181 transitions. [2021-11-23 00:39:09,891 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 181 transitions. [2021-11-23 00:39:09,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:39:09,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:09,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:09,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:09,925 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:10,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:10,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 157 states and 182 transitions. [2021-11-23 00:39:10,469 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 182 transitions. [2021-11-23 00:39:10,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:39:10,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:10,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:10,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:10,505 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:11,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:11,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 158 states and 182 transitions. [2021-11-23 00:39:11,034 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 182 transitions. [2021-11-23 00:39:11,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:39:11,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:11,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:11,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:11,071 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:11,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:11,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 159 states and 182 transitions. [2021-11-23 00:39:11,599 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 182 transitions. [2021-11-23 00:39:11,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:39:11,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:11,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:12,099 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 00:39:12,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:12,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 158 states and 181 transitions. [2021-11-23 00:39:12,586 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 181 transitions. [2021-11-23 00:39:12,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:39:12,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:12,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:12,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:16,083 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:27,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 157 states and 189 transitions. [2021-11-23 00:39:27,539 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 189 transitions. [2021-11-23 00:39:27,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:39:27,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:27,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:27,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:27,662 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:34,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:34,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 157 states and 188 transitions. [2021-11-23 00:39:34,567 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 188 transitions. [2021-11-23 00:39:34,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:39:34,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:34,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:34,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:34,672 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:40,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:40,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 155 states and 184 transitions. [2021-11-23 00:39:40,603 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 184 transitions. [2021-11-23 00:39:40,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:39:40,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:40,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:40,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:40,701 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:46,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:46,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 153 states and 180 transitions. [2021-11-23 00:39:46,214 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 180 transitions. [2021-11-23 00:39:46,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:39:46,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:46,214 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:46,312 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:51,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:51,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 151 states and 176 transitions. [2021-11-23 00:39:51,437 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 176 transitions. [2021-11-23 00:39:51,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:39:51,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:51,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:51,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:51,532 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:56,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:56,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 149 states and 172 transitions. [2021-11-23 00:39:56,241 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 172 transitions. [2021-11-23 00:39:56,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:39:56,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:56,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:56,339 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:59,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:59,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 150 states and 174 transitions. [2021-11-23 00:39:59,320 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 174 transitions. [2021-11-23 00:39:59,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:39:59,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:59,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:59,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:59,413 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:02,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:02,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 150 states and 173 transitions. [2021-11-23 00:40:02,567 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 173 transitions. [2021-11-23 00:40:02,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:40:02,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:02,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:02,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:02,674 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:04,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:04,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 144 states and 161 transitions. [2021-11-23 00:40:04,170 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 161 transitions. [2021-11-23 00:40:04,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:40:04,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:04,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:04,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:04,264 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:06,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:06,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 144 states and 160 transitions. [2021-11-23 00:40:06,739 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 160 transitions. [2021-11-23 00:40:06,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:40:06,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:06,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:06,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:07,633 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:08,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:08,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 146 states and 165 transitions. [2021-11-23 00:40:08,351 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 165 transitions. [2021-11-23 00:40:08,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:40:08,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:08,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:08,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:08,374 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:09,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:09,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 147 states and 166 transitions. [2021-11-23 00:40:09,757 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 166 transitions. [2021-11-23 00:40:09,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:40:09,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:09,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:09,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:10,303 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:13,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:13,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 148 states and 177 transitions. [2021-11-23 00:40:13,919 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 177 transitions. [2021-11-23 00:40:13,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:40:13,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:13,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:13,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:13,950 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:15,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:15,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 148 states and 176 transitions. [2021-11-23 00:40:15,749 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2021-11-23 00:40:15,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:40:15,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:15,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:15,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:15,793 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:17,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:17,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 148 states and 175 transitions. [2021-11-23 00:40:17,016 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 175 transitions. [2021-11-23 00:40:17,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:40:17,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:17,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:17,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:17,043 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:18,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:18,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 148 states and 174 transitions. [2021-11-23 00:40:18,621 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 174 transitions. [2021-11-23 00:40:18,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:40:18,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:18,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:18,648 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:20,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:20,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 148 states and 173 transitions. [2021-11-23 00:40:20,351 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 173 transitions. [2021-11-23 00:40:20,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:40:20,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:20,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:20,378 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:21,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:21,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 148 states and 172 transitions. [2021-11-23 00:40:21,947 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 172 transitions. [2021-11-23 00:40:21,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:40:21,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:21,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:21,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:21,974 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:23,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:23,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 148 states and 171 transitions. [2021-11-23 00:40:23,534 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 171 transitions. [2021-11-23 00:40:23,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:40:23,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:23,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:23,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:23,562 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:25,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:25,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 148 states and 170 transitions. [2021-11-23 00:40:25,365 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 170 transitions. [2021-11-23 00:40:25,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:40:25,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:25,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:25,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:25,396 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:26,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:26,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 148 states and 169 transitions. [2021-11-23 00:40:26,973 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 169 transitions. [2021-11-23 00:40:26,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:40:26,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:26,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:26,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:27,002 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:27,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:27,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 148 states and 168 transitions. [2021-11-23 00:40:27,838 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 168 transitions. [2021-11-23 00:40:27,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:40:27,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:27,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:27,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:40:34,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:34,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 152 states and 180 transitions. [2021-11-23 00:40:34,394 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 180 transitions. [2021-11-23 00:40:34,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:40:34,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:34,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:39,756 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 72 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:40:52,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:52,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 158 states and 197 transitions. [2021-11-23 00:40:52,093 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 197 transitions. [2021-11-23 00:40:52,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:40:52,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:52,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:52,839 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 00:41:01,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:01,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 164 states and 212 transitions. [2021-11-23 00:41:01,133 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 212 transitions. [2021-11-23 00:41:01,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:41:01,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:01,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:03,559 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 72 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:09,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:09,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 167 states and 231 transitions. [2021-11-23 00:41:09,352 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 231 transitions. [2021-11-23 00:41:09,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:41:09,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:09,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:09,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:17,796 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:41:54,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:54,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 174 states and 262 transitions. [2021-11-23 00:41:54,997 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 262 transitions. [2021-11-23 00:41:54,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:41:54,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:54,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:55,021 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:41:58,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:58,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 177 states and 272 transitions. [2021-11-23 00:41:58,212 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 272 transitions. [2021-11-23 00:41:58,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:41:58,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:58,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:59,353 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:42:06,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:06,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 180 states and 291 transitions. [2021-11-23 00:42:06,772 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 291 transitions. [2021-11-23 00:42:06,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:42:06,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:06,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:06,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:06,926 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:19,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:19,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 180 states and 290 transitions. [2021-11-23 00:42:19,808 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 290 transitions. [2021-11-23 00:42:19,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:42:19,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:19,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:19,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:19,955 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:31,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:31,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 180 states and 289 transitions. [2021-11-23 00:42:31,419 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 289 transitions. [2021-11-23 00:42:31,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:42:31,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:31,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:31,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:31,562 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:42,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:42,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 180 states and 288 transitions. [2021-11-23 00:42:42,424 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 288 transitions. [2021-11-23 00:42:42,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:42:42,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:42,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:42,576 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:52,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:52,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 180 states and 287 transitions. [2021-11-23 00:42:52,203 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 287 transitions. [2021-11-23 00:42:52,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:42:52,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:52,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:52,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:52,345 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:00,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:00,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 180 states and 286 transitions. [2021-11-23 00:43:00,928 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 286 transitions. [2021-11-23 00:43:00,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:43:00,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:00,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:01,083 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:08,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:08,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 180 states and 285 transitions. [2021-11-23 00:43:08,163 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 285 transitions. [2021-11-23 00:43:08,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:43:08,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:08,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:08,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:08,309 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:13,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:13,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 180 states and 284 transitions. [2021-11-23 00:43:13,943 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 284 transitions. [2021-11-23 00:43:13,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:43:13,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:13,943 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:13,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:14,099 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:18,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:18,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 180 states and 283 transitions. [2021-11-23 00:43:18,324 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 283 transitions. [2021-11-23 00:43:18,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:43:18,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:18,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:18,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:18,452 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:43:19,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:19,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 180 states and 282 transitions. [2021-11-23 00:43:19,789 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 282 transitions. [2021-11-23 00:43:19,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:43:19,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:19,790 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:32,379 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:44:28,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:28,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 188 states and 317 transitions. [2021-11-23 00:44:28,148 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 317 transitions. [2021-11-23 00:44:28,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:44:28,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:28,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:28,942 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:44:32,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:32,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 187 states and 309 transitions. [2021-11-23 00:44:32,201 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 309 transitions. [2021-11-23 00:44:32,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:44:32,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:32,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:32,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:36,422 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:44:57,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:44:57,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 193 states and 330 transitions. [2021-11-23 00:44:57,251 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 330 transitions. [2021-11-23 00:44:57,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:44:57,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:44:57,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:44:57,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:44:57,430 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:16,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:16,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 193 states and 329 transitions. [2021-11-23 00:45:16,863 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 329 transitions. [2021-11-23 00:45:16,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:45:16,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:16,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:16,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:17,038 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:34,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:34,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 193 states and 328 transitions. [2021-11-23 00:45:34,758 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 328 transitions. [2021-11-23 00:45:34,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:45:34,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:34,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:34,934 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:50,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:50,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 193 states and 327 transitions. [2021-11-23 00:45:50,943 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 327 transitions. [2021-11-23 00:45:50,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:45:50,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:50,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:50,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:51,119 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:05,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:05,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 193 states and 326 transitions. [2021-11-23 00:46:05,368 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 326 transitions. [2021-11-23 00:46:05,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:46:05,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:05,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:05,541 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:17,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:17,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 193 states and 325 transitions. [2021-11-23 00:46:17,855 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 325 transitions. [2021-11-23 00:46:17,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:46:17,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:17,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:17,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:18,026 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:28,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:28,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 193 states and 324 transitions. [2021-11-23 00:46:28,655 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 324 transitions. [2021-11-23 00:46:28,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:46:28,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:28,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:29,007 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:37,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:37,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 193 states and 323 transitions. [2021-11-23 00:46:37,055 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 323 transitions. [2021-11-23 00:46:37,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:46:37,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:37,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:37,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:37,227 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:42,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:42,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 193 states and 322 transitions. [2021-11-23 00:46:42,895 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 322 transitions. [2021-11-23 00:46:42,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:46:42,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:42,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:43,065 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:45,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:45,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 193 states and 321 transitions. [2021-11-23 00:46:45,185 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 321 transitions. [2021-11-23 00:46:45,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:46:45,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:45,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:45,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:58,663 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 57 proven. 43 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:11,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:11,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 194 states and 327 transitions. [2021-11-23 00:47:11,692 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 327 transitions. [2021-11-23 00:47:11,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:47:11,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:11,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:12,555 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:47:26,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:26,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 198 states and 348 transitions. [2021-11-23 00:47:26,773 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 348 transitions. [2021-11-23 00:47:26,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:47:26,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:26,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,997 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:47:32,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:32,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 199 states and 351 transitions. [2021-11-23 00:47:32,443 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 351 transitions. [2021-11-23 00:47:32,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:47:32,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:32,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:35,909 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 72 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:46,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 202 states and 372 transitions. [2021-11-23 00:47:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 372 transitions. [2021-11-23 00:47:46,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:47:46,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:46,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:46,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:46,887 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:47:51,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:51,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 204 states and 382 transitions. [2021-11-23 00:47:51,786 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 382 transitions. [2021-11-23 00:47:51,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:47:51,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:51,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:51,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:52,185 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:47:58,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:58,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 206 states and 389 transitions. [2021-11-23 00:47:58,930 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 389 transitions. [2021-11-23 00:47:58,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:47:58,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:58,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:58,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:08,177 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:48:47,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:47,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 215 states and 413 transitions. [2021-11-23 00:48:47,743 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 413 transitions. [2021-11-23 00:48:47,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:48:47,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:47,744 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:47,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:48,841 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:48:57,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:57,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 218 states and 427 transitions. [2021-11-23 00:48:57,131 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 427 transitions. [2021-11-23 00:48:57,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:48:57,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:57,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:57,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:07,773 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-11-23 00:49:49,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:49,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 226 states and 447 transitions. [2021-11-23 00:49:49,970 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 447 transitions. [2021-11-23 00:49:49,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:49:49,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:49,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:49,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:50,006 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-23 00:49:53,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:53,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 227 states and 461 transitions. [2021-11-23 00:49:53,954 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 461 transitions. [2021-11-23 00:49:53,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:49:53,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:53,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:53,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:56,907 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked.