./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem01_label43.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/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_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem01_label43.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 409e906c97fdb83aebfefc37fd10289c280112661b5f3b33ba432f9c10381db1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:43:13,284 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:43:13,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:43:13,351 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:43:13,352 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:43:13,357 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:43:13,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:43:13,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:43:13,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:43:13,376 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:43:13,377 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:43:13,380 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:43:13,380 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:43:13,384 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:43:13,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:43:13,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:43:13,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:43:13,408 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:43:13,411 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:43:13,419 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:43:13,422 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:43:13,424 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:43:13,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:43:13,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:43:13,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:43:13,437 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:43:13,438 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:43:13,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:43:13,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:43:13,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:43:13,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:43:13,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:43:13,447 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:43:13,448 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:43:13,450 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:43:13,451 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:43:13,452 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:43:13,452 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:43:13,453 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:43:13,454 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:43:13,455 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:43:13,456 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:43:13,496 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:43:13,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:43:13,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:43:13,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:43:13,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:43:13,499 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:43:13,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:43:13,499 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:43:13,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:43:13,500 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:43:13,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:43:13,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:43:13,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:43:13,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:43:13,501 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:43:13,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:43:13,501 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:43:13,502 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:43:13,502 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:43:13,502 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:43:13,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:43:13,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:43:13,503 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:43:13,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:43:13,504 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:43:13,504 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:43:13,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:43:13,504 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:43:13,505 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_b6b4b418-2a0b-4b09-a062-5af269b888a6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 409e906c97fdb83aebfefc37fd10289c280112661b5f3b33ba432f9c10381db1 [2021-11-23 01:43:13,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:43:13,873 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:43:13,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:43:13,878 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:43:13,879 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:43:13,883 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem01_label43.c [2021-11-23 01:43:13,974 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/data/3784f3dfc/4c54cd68de364f18a6f1aa62d1df21a2/FLAG1a3961ab3 [2021-11-23 01:43:14,687 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:43:14,688 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/sv-benchmarks/c/eca-rers2012/Problem01_label43.c [2021-11-23 01:43:14,723 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/data/3784f3dfc/4c54cd68de364f18a6f1aa62d1df21a2/FLAG1a3961ab3 [2021-11-23 01:43:14,903 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/data/3784f3dfc/4c54cd68de364f18a6f1aa62d1df21a2 [2021-11-23 01:43:14,911 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:43:14,913 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:43:14,915 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:43:14,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:43:14,920 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:43:14,921 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:14" (1/1) ... [2021-11-23 01:43:14,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb23aef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:14, skipping insertion in model container [2021-11-23 01:43:14,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:14" (1/1) ... [2021-11-23 01:43:14,932 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:43:14,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:43:15,419 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/sv-benchmarks/c/eca-rers2012/Problem01_label43.c[21463,21476] [2021-11-23 01:43:15,450 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:43:15,488 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:43:15,619 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/sv-benchmarks/c/eca-rers2012/Problem01_label43.c[21463,21476] [2021-11-23 01:43:15,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:43:15,648 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:43:15,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15 WrapperNode [2021-11-23 01:43:15,650 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:43:15,651 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:43:15,652 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:43:15,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:43:15,663 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,695 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,750 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 657 [2021-11-23 01:43:15,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:43:15,752 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:43:15,752 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:43:15,752 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:43:15,763 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,763 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,768 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,797 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,820 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:43:15,821 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:43:15,821 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:43:15,822 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:43:15,823 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:15" (1/1) ... [2021-11-23 01:43:15,833 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:43:15,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:43:15,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:43:15,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:43:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:43:15,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:43:15,933 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:43:15,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:43:16,050 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:43:16,052 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:43:17,212 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:43:17,476 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:43:17,477 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:43:17,480 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:43:17 BoogieIcfgContainer [2021-11-23 01:43:17,480 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:43:17,481 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:43:17,481 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:43:17,494 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:43:17,494 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:43:17" (1/1) ... [2021-11-23 01:43:17,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:43:17,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:17,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2021-11-23 01:43:17,594 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2021-11-23 01:43:17,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:43:17,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:17,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:17,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:18,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:18,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:18,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 145 states and 231 transitions. [2021-11-23 01:43:18,693 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 231 transitions. [2021-11-23 01:43:18,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:43:18,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:18,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:18,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:19,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:19,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 218 states and 308 transitions. [2021-11-23 01:43:19,594 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 308 transitions. [2021-11-23 01:43:19,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:43:19,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:19,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:19,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:19,906 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:20,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:20,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 225 states and 319 transitions. [2021-11-23 01:43:20,335 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 319 transitions. [2021-11-23 01:43:20,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-23 01:43:20,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:20,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:20,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:20,396 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:20,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:20,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 226 states and 321 transitions. [2021-11-23 01:43:20,469 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 321 transitions. [2021-11-23 01:43:20,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:43:20,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:20,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:20,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:20,536 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:20,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:20,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 229 states and 324 transitions. [2021-11-23 01:43:20,578 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 324 transitions. [2021-11-23 01:43:20,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:43:20,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:20,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:20,675 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:20,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:20,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 237 states and 335 transitions. [2021-11-23 01:43:20,984 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 335 transitions. [2021-11-23 01:43:20,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:43:20,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:20,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:21,043 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:21,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:21,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 243 states and 343 transitions. [2021-11-23 01:43:21,297 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 343 transitions. [2021-11-23 01:43:21,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:43:21,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:21,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:21,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:21,334 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:21,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:21,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 249 states and 349 transitions. [2021-11-23 01:43:21,480 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 349 transitions. [2021-11-23 01:43:21,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:43:21,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:21,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:21,531 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:21,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:21,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 250 states and 351 transitions. [2021-11-23 01:43:21,572 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 351 transitions. [2021-11-23 01:43:21,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:43:21,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:21,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:21,604 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:21,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:21,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2021-11-23 01:43:21,641 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2021-11-23 01:43:21,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:43:21,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:21,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:21,674 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:43:21,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:21,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 259 states and 362 transitions. [2021-11-23 01:43:21,843 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 362 transitions. [2021-11-23 01:43:21,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:43:21,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:21,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:21,934 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:22,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:22,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 272 states and 380 transitions. [2021-11-23 01:43:22,390 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 380 transitions. [2021-11-23 01:43:22,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:43:22,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:22,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:22,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:22,456 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:22,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:22,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 278 states and 387 transitions. [2021-11-23 01:43:22,607 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 387 transitions. [2021-11-23 01:43:22,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:43:22,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:22,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:22,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:22,667 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:43:22,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:22,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 281 states and 391 transitions. [2021-11-23 01:43:22,790 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 391 transitions. [2021-11-23 01:43:22,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-23 01:43:22,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:22,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:22,865 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:43:23,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:23,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 290 states and 404 transitions. [2021-11-23 01:43:23,195 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 404 transitions. [2021-11-23 01:43:23,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-23 01:43:23,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:23,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:23,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:23,228 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:43:23,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:23,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 302 states and 418 transitions. [2021-11-23 01:43:23,529 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 418 transitions. [2021-11-23 01:43:23,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-23 01:43:23,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:23,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:23,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:23,565 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:23,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:23,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 311 states and 428 transitions. [2021-11-23 01:43:23,632 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 428 transitions. [2021-11-23 01:43:23,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:43:23,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:23,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:23,675 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:24,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:24,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 316 states and 435 transitions. [2021-11-23 01:43:24,086 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 435 transitions. [2021-11-23 01:43:24,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:43:24,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:24,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:24,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:24,143 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:24,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:24,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 319 states and 438 transitions. [2021-11-23 01:43:24,227 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 438 transitions. [2021-11-23 01:43:24,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-23 01:43:24,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:24,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:24,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:24,268 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:24,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:24,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 332 states and 453 transitions. [2021-11-23 01:43:24,498 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 453 transitions. [2021-11-23 01:43:24,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:43:24,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:24,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:24,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:24,571 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:43:24,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:24,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 333 states and 463 transitions. [2021-11-23 01:43:24,786 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 463 transitions. [2021-11-23 01:43:24,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:43:24,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:24,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:24,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:24,825 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:24,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:24,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 336 states and 466 transitions. [2021-11-23 01:43:24,873 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 466 transitions. [2021-11-23 01:43:24,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:24,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:24,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:24,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:24,953 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:43:25,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:25,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 351 states and 486 transitions. [2021-11-23 01:43:25,453 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 486 transitions. [2021-11-23 01:43:25,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:25,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:25,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:25,495 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:43:25,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:25,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 354 states and 490 transitions. [2021-11-23 01:43:25,669 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 490 transitions. [2021-11-23 01:43:25,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:43:25,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:25,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:25,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:25,783 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:43:26,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:26,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 369 states and 509 transitions. [2021-11-23 01:43:26,584 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 509 transitions. [2021-11-23 01:43:26,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:43:26,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:26,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:26,622 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:43:26,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:26,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 380 states and 521 transitions. [2021-11-23 01:43:26,815 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 521 transitions. [2021-11-23 01:43:26,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:43:26,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:26,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:26,854 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:26,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:26,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 395 states and 537 transitions. [2021-11-23 01:43:26,967 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 537 transitions. [2021-11-23 01:43:26,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:43:26,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:26,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:27,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:27,037 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:43:27,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:27,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 405 states and 548 transitions. [2021-11-23 01:43:27,227 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 548 transitions. [2021-11-23 01:43:27,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:43:27,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:27,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:27,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:27,273 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:27,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:27,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 419 states and 564 transitions. [2021-11-23 01:43:27,398 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 564 transitions. [2021-11-23 01:43:27,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-23 01:43:27,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:27,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:28,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:28,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 458 states and 618 transitions. [2021-11-23 01:43:28,517 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 618 transitions. [2021-11-23 01:43:28,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:43:28,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:28,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:28,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:28,584 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:43:28,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:28,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 472 states and 632 transitions. [2021-11-23 01:43:28,777 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 632 transitions. [2021-11-23 01:43:28,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:43:28,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:28,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:28,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:28,818 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:29,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:29,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 483 states and 645 transitions. [2021-11-23 01:43:29,190 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 645 transitions. [2021-11-23 01:43:29,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:43:29,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:29,192 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:29,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:29,238 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:43:29,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:29,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 489 states and 650 transitions. [2021-11-23 01:43:29,370 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 650 transitions. [2021-11-23 01:43:29,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:43:29,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:29,373 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:29,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:29,408 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:29,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:29,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 495 states and 658 transitions. [2021-11-23 01:43:29,554 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 658 transitions. [2021-11-23 01:43:29,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:43:29,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:29,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:29,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:29,601 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-11-23 01:43:29,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 498 states and 661 transitions. [2021-11-23 01:43:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 661 transitions. [2021-11-23 01:43:29,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-23 01:43:29,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:29,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:29,783 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:30,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:30,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 521 states and 688 transitions. [2021-11-23 01:43:30,229 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 688 transitions. [2021-11-23 01:43:30,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 01:43:30,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:30,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:30,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:30,272 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:43:30,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:30,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 531 states and 699 transitions. [2021-11-23 01:43:30,564 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 699 transitions. [2021-11-23 01:43:30,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-23 01:43:30,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:30,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:30,605 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:43:30,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:30,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 540 states and 707 transitions. [2021-11-23 01:43:30,745 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 707 transitions. [2021-11-23 01:43:30,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-23 01:43:30,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:30,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:30,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:30,786 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:30,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:30,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 556 states and 726 transitions. [2021-11-23 01:43:31,000 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 726 transitions. [2021-11-23 01:43:31,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:43:31,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:31,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:31,194 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:32,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:32,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 588 states and 765 transitions. [2021-11-23 01:43:32,158 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 765 transitions. [2021-11-23 01:43:32,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-23 01:43:32,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:32,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:32,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:32,203 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:32,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:32,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 596 states and 774 transitions. [2021-11-23 01:43:32,421 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 774 transitions. [2021-11-23 01:43:32,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-23 01:43:32,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:32,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:32,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:32,457 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 01:43:32,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:32,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 600 states and 778 transitions. [2021-11-23 01:43:32,791 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 778 transitions. [2021-11-23 01:43:32,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:43:32,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:32,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:32,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:32,846 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:33,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:33,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 638 states and 824 transitions. [2021-11-23 01:43:33,484 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 824 transitions. [2021-11-23 01:43:33,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-23 01:43:33,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:33,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:33,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:33,527 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:33,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:33,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 824 states to 639 states and 824 transitions. [2021-11-23 01:43:33,733 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 824 transitions. [2021-11-23 01:43:33,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-23 01:43:33,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:33,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:33,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:33,777 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:34,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:34,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 658 states and 844 transitions. [2021-11-23 01:43:34,040 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 844 transitions. [2021-11-23 01:43:34,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:43:34,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:34,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:34,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:34,084 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2021-11-23 01:43:34,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:34,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 673 states and 860 transitions. [2021-11-23 01:43:34,373 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 860 transitions. [2021-11-23 01:43:34,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:43:34,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:34,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:34,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:34,420 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:43:34,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:34,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 684 states and 872 transitions. [2021-11-23 01:43:34,744 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 872 transitions. [2021-11-23 01:43:34,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:43:34,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:34,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:34,792 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:43:35,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:35,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 700 states and 888 transitions. [2021-11-23 01:43:35,230 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 888 transitions. [2021-11-23 01:43:35,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:43:35,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:35,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:35,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:35,321 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:43:35,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:35,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 704 states and 891 transitions. [2021-11-23 01:43:35,450 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 891 transitions. [2021-11-23 01:43:35,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:43:35,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:35,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:35,575 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:43:36,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:36,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 749 states and 939 transitions. [2021-11-23 01:43:36,755 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 939 transitions. [2021-11-23 01:43:36,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:43:36,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:36,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:36,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:36,829 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:37,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:37,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 754 states and 945 transitions. [2021-11-23 01:43:37,053 INFO L276 IsEmpty]: Start isEmpty. Operand 754 states and 945 transitions. [2021-11-23 01:43:37,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-23 01:43:37,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:37,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:37,180 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:37,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:37,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 757 states and 950 transitions. [2021-11-23 01:43:37,500 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 950 transitions. [2021-11-23 01:43:37,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 01:43:37,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:37,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:37,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:37,551 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:37,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:37,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 759 states and 955 transitions. [2021-11-23 01:43:37,776 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 955 transitions. [2021-11-23 01:43:37,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 01:43:37,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:37,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:37,824 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:43:37,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:37,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 764 states and 959 transitions. [2021-11-23 01:43:37,957 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 959 transitions. [2021-11-23 01:43:37,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 01:43:37,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:37,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:37,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:38,001 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:38,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:38,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 785 states and 981 transitions. [2021-11-23 01:43:38,159 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 981 transitions. [2021-11-23 01:43:38,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 01:43:38,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:38,161 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:38,202 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:38,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:38,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 813 states and 1017 transitions. [2021-11-23 01:43:38,361 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1017 transitions. [2021-11-23 01:43:38,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 01:43:38,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:38,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:38,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:38,410 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:43:38,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:38,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 819 states and 1024 transitions. [2021-11-23 01:43:38,633 INFO L276 IsEmpty]: Start isEmpty. Operand 819 states and 1024 transitions. [2021-11-23 01:43:38,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-23 01:43:38,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:38,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:38,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:38,689 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:39,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:39,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 839 states and 1047 transitions. [2021-11-23 01:43:39,232 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1047 transitions. [2021-11-23 01:43:39,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:43:39,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:39,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:39,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:39,303 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-23 01:43:39,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:39,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 841 states and 1052 transitions. [2021-11-23 01:43:39,557 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1052 transitions. [2021-11-23 01:43:39,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:43:39,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:39,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:39,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:39,609 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:39,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:39,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 861 states and 1072 transitions. [2021-11-23 01:43:39,840 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1072 transitions. [2021-11-23 01:43:39,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:43:39,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:39,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:39,890 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:40,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:40,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 882 states and 1098 transitions. [2021-11-23 01:43:40,024 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1098 transitions. [2021-11-23 01:43:40,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:43:40,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:40,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:40,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:40,093 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:43:40,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:40,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 883 states and 1098 transitions. [2021-11-23 01:43:40,191 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1098 transitions. [2021-11-23 01:43:40,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:43:40,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:40,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:40,313 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:42,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:42,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 950 states and 1177 transitions. [2021-11-23 01:43:42,093 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1177 transitions. [2021-11-23 01:43:42,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:43:42,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:42,095 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:42,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:42,148 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:42,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:42,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1011 states and 1237 transitions. [2021-11-23 01:43:42,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 1237 transitions. [2021-11-23 01:43:42,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:43:42,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:42,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:42,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:42,896 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:43:42,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:42,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1015 states and 1240 transitions. [2021-11-23 01:43:42,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1015 states and 1240 transitions. [2021-11-23 01:43:42,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-23 01:43:42,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:42,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:43,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:43,033 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:43:43,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:43,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 1016 states and 1240 transitions. [2021-11-23 01:43:43,187 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1240 transitions. [2021-11-23 01:43:43,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 01:43:43,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:43,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:43,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:43,253 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:43:43,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:43,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 1023 states and 1249 transitions. [2021-11-23 01:43:43,401 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1249 transitions. [2021-11-23 01:43:43,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-23 01:43:43,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:43,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:43,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:43,453 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:43:43,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:43,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 1027 states and 1252 transitions. [2021-11-23 01:43:43,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1252 transitions. [2021-11-23 01:43:43,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-23 01:43:43,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:43,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:43,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:43,626 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:43:43,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:43,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 1029 states and 1253 transitions. [2021-11-23 01:43:43,748 INFO L276 IsEmpty]: Start isEmpty. Operand 1029 states and 1253 transitions. [2021-11-23 01:43:43,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-23 01:43:43,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:43,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:43,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:43,859 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 97 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:43:44,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1032 states and 1255 transitions. [2021-11-23 01:43:44,176 INFO L276 IsEmpty]: Start isEmpty. Operand 1032 states and 1255 transitions. [2021-11-23 01:43:44,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-23 01:43:44,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,250 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:43:44,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1041 states and 1262 transitions. [2021-11-23 01:43:44,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1262 transitions. [2021-11-23 01:43:44,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-23 01:43:44,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,617 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 01:43:44,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1042 states and 1262 transitions. [2021-11-23 01:43:44,825 INFO L276 IsEmpty]: Start isEmpty. Operand 1042 states and 1262 transitions. [2021-11-23 01:43:44,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2021-11-23 01:43:44,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,883 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:43:45,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:45,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 1045 states and 1266 transitions. [2021-11-23 01:43:45,151 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1266 transitions. [2021-11-23 01:43:45,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:43:45,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:45,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:45,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:45,321 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:47,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:47,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1111 states and 1363 transitions. [2021-11-23 01:43:47,119 INFO L276 IsEmpty]: Start isEmpty. Operand 1111 states and 1363 transitions. [2021-11-23 01:43:47,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:43:47,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:47,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:47,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:47,180 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:47,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:47,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1375 states to 1122 states and 1375 transitions. [2021-11-23 01:43:47,542 INFO L276 IsEmpty]: Start isEmpty. Operand 1122 states and 1375 transitions. [2021-11-23 01:43:47,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:43:47,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:47,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:47,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:47,597 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:47,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:47,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 1133 states and 1388 transitions. [2021-11-23 01:43:47,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1388 transitions. [2021-11-23 01:43:47,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:43:47,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:47,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:47,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:47,963 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:48,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:48,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1138 states and 1393 transitions. [2021-11-23 01:43:48,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1138 states and 1393 transitions. [2021-11-23 01:43:48,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:43:48,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:48,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:48,622 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 63 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:51,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:51,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1581 states to 1301 states and 1581 transitions. [2021-11-23 01:43:51,927 INFO L276 IsEmpty]: Start isEmpty. Operand 1301 states and 1581 transitions. [2021-11-23 01:43:51,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:43:51,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:51,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:51,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:52,064 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 63 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:52,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:52,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1585 states to 1303 states and 1585 transitions. [2021-11-23 01:43:52,451 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 1585 transitions. [2021-11-23 01:43:52,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:43:52,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:52,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:52,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:52,592 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 63 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:53,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:53,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1305 states and 1587 transitions. [2021-11-23 01:43:53,006 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1587 transitions. [2021-11-23 01:43:53,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:43:53,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:53,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:53,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:53,146 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 63 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:53,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:53,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1590 states to 1307 states and 1590 transitions. [2021-11-23 01:43:53,522 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1590 transitions. [2021-11-23 01:43:53,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-23 01:43:53,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:53,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:53,588 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:43:54,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:54,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1615 states to 1327 states and 1615 transitions. [2021-11-23 01:43:54,461 INFO L276 IsEmpty]: Start isEmpty. Operand 1327 states and 1615 transitions. [2021-11-23 01:43:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-23 01:43:54,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:54,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:54,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:54,520 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:43:55,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:55,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1632 states to 1344 states and 1632 transitions. [2021-11-23 01:43:55,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 1632 transitions. [2021-11-23 01:43:55,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-23 01:43:55,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:55,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:55,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:55,139 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:43:55,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:55,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1361 states and 1648 transitions. [2021-11-23 01:43:55,566 INFO L276 IsEmpty]: Start isEmpty. Operand 1361 states and 1648 transitions. [2021-11-23 01:43:55,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-23 01:43:55,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:55,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:55,627 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 108 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:43:55,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:55,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 1375 states and 1662 transitions. [2021-11-23 01:43:55,919 INFO L276 IsEmpty]: Start isEmpty. Operand 1375 states and 1662 transitions. [2021-11-23 01:43:55,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 01:43:55,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:55,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:55,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:55,977 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:43:57,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:57,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1700 states to 1411 states and 1700 transitions. [2021-11-23 01:43:57,816 INFO L276 IsEmpty]: Start isEmpty. Operand 1411 states and 1700 transitions. [2021-11-23 01:43:57,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-23 01:43:57,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:57,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:57,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:57,883 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 125 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-11-23 01:43:58,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:58,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1413 states and 1701 transitions. [2021-11-23 01:43:58,098 INFO L276 IsEmpty]: Start isEmpty. Operand 1413 states and 1701 transitions. [2021-11-23 01:43:58,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 01:43:58,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:58,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:58,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:58,185 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:43:58,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:58,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1420 states and 1710 transitions. [2021-11-23 01:43:58,773 INFO L276 IsEmpty]: Start isEmpty. Operand 1420 states and 1710 transitions. [2021-11-23 01:43:58,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-23 01:43:58,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:58,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:58,855 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 01:43:59,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:59,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1481 states and 1769 transitions. [2021-11-23 01:43:59,375 INFO L276 IsEmpty]: Start isEmpty. Operand 1481 states and 1769 transitions. [2021-11-23 01:43:59,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2021-11-23 01:43:59,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:59,378 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:59,425 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 132 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 01:44:00,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:00,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 1551 states and 1856 transitions. [2021-11-23 01:44:00,594 INFO L276 IsEmpty]: Start isEmpty. Operand 1551 states and 1856 transitions. [2021-11-23 01:44:00,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 01:44:00,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:00,596 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:00,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:00,730 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:44:02,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:02,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 1590 states and 1908 transitions. [2021-11-23 01:44:02,212 INFO L276 IsEmpty]: Start isEmpty. Operand 1590 states and 1908 transitions. [2021-11-23 01:44:02,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 01:44:02,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:02,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:02,270 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:44:02,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:02,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1599 states and 1916 transitions. [2021-11-23 01:44:02,612 INFO L276 IsEmpty]: Start isEmpty. Operand 1599 states and 1916 transitions. [2021-11-23 01:44:02,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 01:44:02,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:02,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:02,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:02,739 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:44:03,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:03,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1627 states and 1946 transitions. [2021-11-23 01:44:03,390 INFO L276 IsEmpty]: Start isEmpty. Operand 1627 states and 1946 transitions. [2021-11-23 01:44:03,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 01:44:03,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:03,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:03,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:03,449 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 190 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:44:03,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:03,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1948 states to 1630 states and 1948 transitions. [2021-11-23 01:44:03,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 1948 transitions. [2021-11-23 01:44:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-23 01:44:03,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:03,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:04,350 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 124 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:07,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:07,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 1748 states and 2077 transitions. [2021-11-23 01:44:07,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1748 states and 2077 transitions. [2021-11-23 01:44:07,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-23 01:44:07,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:07,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:07,405 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 194 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:44:07,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:07,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2085 states to 1757 states and 2085 transitions. [2021-11-23 01:44:07,581 INFO L276 IsEmpty]: Start isEmpty. Operand 1757 states and 2085 transitions. [2021-11-23 01:44:07,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-23 01:44:07,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:07,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:07,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:07,625 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 150 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-23 01:44:07,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:07,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2110 states to 1782 states and 2110 transitions. [2021-11-23 01:44:07,784 INFO L276 IsEmpty]: Start isEmpty. Operand 1782 states and 2110 transitions. [2021-11-23 01:44:07,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-23 01:44:07,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:07,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:07,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:07,844 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:44:08,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:08,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1788 states and 2122 transitions. [2021-11-23 01:44:08,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1788 states and 2122 transitions. [2021-11-23 01:44:08,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-23 01:44:08,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:08,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:08,334 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 202 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:44:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:08,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2122 states to 1789 states and 2122 transitions. [2021-11-23 01:44:08,677 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2122 transitions. [2021-11-23 01:44:08,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-23 01:44:08,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:08,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:08,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:08,751 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-11-23 01:44:09,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:09,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1793 states and 2127 transitions. [2021-11-23 01:44:09,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 2127 transitions. [2021-11-23 01:44:09,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-11-23 01:44:09,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:09,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:09,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:09,372 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-23 01:44:09,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:09,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2127 states to 1794 states and 2127 transitions. [2021-11-23 01:44:09,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 2127 transitions. [2021-11-23 01:44:09,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-23 01:44:09,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:09,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:09,654 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 164 proven. 30 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 01:44:10,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:10,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1811 states and 2144 transitions. [2021-11-23 01:44:10,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1811 states and 2144 transitions. [2021-11-23 01:44:10,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-23 01:44:10,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:10,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:10,356 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:44:10,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:10,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2144 states to 1812 states and 2144 transitions. [2021-11-23 01:44:10,869 INFO L276 IsEmpty]: Start isEmpty. Operand 1812 states and 2144 transitions. [2021-11-23 01:44:10,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-23 01:44:10,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:10,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:10,927 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 185 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:44:11,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:11,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2159 states to 1827 states and 2159 transitions. [2021-11-23 01:44:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 1827 states and 2159 transitions. [2021-11-23 01:44:11,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-23 01:44:11,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:11,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:11,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:11,350 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:44:11,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:11,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2164 states to 1831 states and 2164 transitions. [2021-11-23 01:44:11,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2164 transitions. [2021-11-23 01:44:11,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-23 01:44:11,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:11,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:11,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:11,879 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:44:12,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:12,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2166 states to 1833 states and 2166 transitions. [2021-11-23 01:44:12,194 INFO L276 IsEmpty]: Start isEmpty. Operand 1833 states and 2166 transitions. [2021-11-23 01:44:12,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-11-23 01:44:12,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:12,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:12,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:12,239 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 127 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 01:44:12,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:12,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2167 states to 1835 states and 2167 transitions. [2021-11-23 01:44:12,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1835 states and 2167 transitions. [2021-11-23 01:44:12,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-23 01:44:12,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:12,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:12,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:44:13,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:13,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 1871 states and 2213 transitions. [2021-11-23 01:44:13,785 INFO L276 IsEmpty]: Start isEmpty. Operand 1871 states and 2213 transitions. [2021-11-23 01:44:13,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-23 01:44:13,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:13,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:13,829 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:44:14,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:14,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2225 states to 1882 states and 2225 transitions. [2021-11-23 01:44:14,177 INFO L276 IsEmpty]: Start isEmpty. Operand 1882 states and 2225 transitions. [2021-11-23 01:44:14,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2021-11-23 01:44:14,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:14,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:14,215 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 210 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:44:14,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:14,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2237 states to 1893 states and 2237 transitions. [2021-11-23 01:44:14,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1893 states and 2237 transitions. [2021-11-23 01:44:14,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-23 01:44:14,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:14,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:14,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:14,603 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 134 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 01:44:15,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:15,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2310 states to 1963 states and 2310 transitions. [2021-11-23 01:44:15,479 INFO L276 IsEmpty]: Start isEmpty. Operand 1963 states and 2310 transitions. [2021-11-23 01:44:15,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-11-23 01:44:15,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:15,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:15,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:15,807 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 197 proven. 46 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:44:17,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:17,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2350 states to 2002 states and 2350 transitions. [2021-11-23 01:44:17,202 INFO L276 IsEmpty]: Start isEmpty. Operand 2002 states and 2350 transitions. [2021-11-23 01:44:17,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2021-11-23 01:44:17,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:17,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:17,268 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 146 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2021-11-23 01:44:17,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:17,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 2017 states and 2365 transitions. [2021-11-23 01:44:17,658 INFO L276 IsEmpty]: Start isEmpty. Operand 2017 states and 2365 transitions. [2021-11-23 01:44:17,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-23 01:44:17,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:17,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:17,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:17,720 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-23 01:44:18,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:18,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2372 states to 2025 states and 2372 transitions. [2021-11-23 01:44:18,556 INFO L276 IsEmpty]: Start isEmpty. Operand 2025 states and 2372 transitions. [2021-11-23 01:44:18,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-23 01:44:18,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:18,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:18,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:18,620 INFO L134 CoverageAnalysis]: Checked inductivity of 268 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-23 01:44:18,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:18,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2373 states to 2027 states and 2373 transitions. [2021-11-23 01:44:18,969 INFO L276 IsEmpty]: Start isEmpty. Operand 2027 states and 2373 transitions. [2021-11-23 01:44:18,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-23 01:44:18,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:18,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:19,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 198 proven. 111 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:24,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:24,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2520 states to 2151 states and 2520 transitions. [2021-11-23 01:44:24,196 INFO L276 IsEmpty]: Start isEmpty. Operand 2151 states and 2520 transitions. [2021-11-23 01:44:24,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-23 01:44:24,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:24,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:24,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:24,304 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 198 proven. 111 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:25,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:25,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2535 states to 2169 states and 2535 transitions. [2021-11-23 01:44:25,242 INFO L276 IsEmpty]: Start isEmpty. Operand 2169 states and 2535 transitions. [2021-11-23 01:44:25,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-23 01:44:25,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:25,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:25,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:25,338 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 198 proven. 111 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:25,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:25,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2545 states to 2178 states and 2545 transitions. [2021-11-23 01:44:25,644 INFO L276 IsEmpty]: Start isEmpty. Operand 2178 states and 2545 transitions. [2021-11-23 01:44:25,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 225 [2021-11-23 01:44:25,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:25,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:25,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:25,726 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 198 proven. 111 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:44:26,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:26,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2546 states to 2180 states and 2546 transitions. [2021-11-23 01:44:26,179 INFO L276 IsEmpty]: Start isEmpty. Operand 2180 states and 2546 transitions. [2021-11-23 01:44:26,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2021-11-23 01:44:26,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:26,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:26,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:26,254 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2021-11-23 01:44:26,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:26,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2547 states to 2182 states and 2547 transitions. [2021-11-23 01:44:26,459 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2547 transitions. [2021-11-23 01:44:26,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 231 [2021-11-23 01:44:26,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:26,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:26,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:26,612 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 66 proven. 201 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:44:26,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:26,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2558 states to 2191 states and 2558 transitions. [2021-11-23 01:44:26,841 INFO L276 IsEmpty]: Start isEmpty. Operand 2191 states and 2558 transitions. [2021-11-23 01:44:26,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2021-11-23 01:44:26,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:26,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:28,031 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 227 proven. 89 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:44:30,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:30,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2581 states to 2212 states and 2581 transitions. [2021-11-23 01:44:30,729 INFO L276 IsEmpty]: Start isEmpty. Operand 2212 states and 2581 transitions. [2021-11-23 01:44:30,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2021-11-23 01:44:30,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:30,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:30,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:30,828 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 162 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2021-11-23 01:44:31,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:31,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2596 states to 2227 states and 2596 transitions. [2021-11-23 01:44:31,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2227 states and 2596 transitions. [2021-11-23 01:44:31,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-11-23 01:44:31,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:31,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:31,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:31,509 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2021-11-23 01:44:32,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:32,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 2249 states and 2620 transitions. [2021-11-23 01:44:32,387 INFO L276 IsEmpty]: Start isEmpty. Operand 2249 states and 2620 transitions. [2021-11-23 01:44:32,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 238 [2021-11-23 01:44:32,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:32,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:32,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:32,565 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 66 proven. 208 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:44:33,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:33,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2666 states to 2290 states and 2666 transitions. [2021-11-23 01:44:33,587 INFO L276 IsEmpty]: Start isEmpty. Operand 2290 states and 2666 transitions. [2021-11-23 01:44:33,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 01:44:33,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:33,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:33,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:33,797 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 130 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:44:34,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:34,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2678 states to 2300 states and 2678 transitions. [2021-11-23 01:44:34,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2300 states and 2678 transitions. [2021-11-23 01:44:34,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 01:44:34,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:34,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:34,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:34,648 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 274 proven. 62 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:44:36,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:36,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2727 states to 2336 states and 2727 transitions. [2021-11-23 01:44:36,237 INFO L276 IsEmpty]: Start isEmpty. Operand 2336 states and 2727 transitions. [2021-11-23 01:44:36,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 01:44:36,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:36,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:36,305 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 274 proven. 62 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:44:37,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:37,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2763 states to 2366 states and 2763 transitions. [2021-11-23 01:44:37,902 INFO L276 IsEmpty]: Start isEmpty. Operand 2366 states and 2763 transitions. [2021-11-23 01:44:37,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2021-11-23 01:44:37,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:37,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:38,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:38,070 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 274 proven. 62 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 01:44:38,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:38,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2765 states to 2369 states and 2765 transitions. [2021-11-23 01:44:38,478 INFO L276 IsEmpty]: Start isEmpty. Operand 2369 states and 2765 transitions. [2021-11-23 01:44:38,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:44:38,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:38,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:38,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:38,632 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 66 proven. 211 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:44:38,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:38,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2769 states to 2372 states and 2769 transitions. [2021-11-23 01:44:38,874 INFO L276 IsEmpty]: Start isEmpty. Operand 2372 states and 2769 transitions. [2021-11-23 01:44:38,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:44:38,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:38,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:38,955 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:44:42,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:42,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2854 states to 2435 states and 2854 transitions. [2021-11-23 01:44:42,734 INFO L276 IsEmpty]: Start isEmpty. Operand 2435 states and 2854 transitions. [2021-11-23 01:44:42,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:44:42,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:42,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:42,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:42,806 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:44:43,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:43,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2856 states to 2439 states and 2856 transitions. [2021-11-23 01:44:43,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2439 states and 2856 transitions. [2021-11-23 01:44:43,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:44:43,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:43,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:43,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:43,765 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 285 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:44:44,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:44,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2441 states and 2857 transitions. [2021-11-23 01:44:44,184 INFO L276 IsEmpty]: Start isEmpty. Operand 2441 states and 2857 transitions. [2021-11-23 01:44:44,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2021-11-23 01:44:44,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:44,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:44,240 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 166 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-23 01:44:44,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:44,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2857 states to 2442 states and 2857 transitions. [2021-11-23 01:44:44,489 INFO L276 IsEmpty]: Start isEmpty. Operand 2442 states and 2857 transitions. [2021-11-23 01:44:44,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:44:44,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:44,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:44,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:44,558 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 01:44:46,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:46,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 2459 states and 2879 transitions. [2021-11-23 01:44:46,096 INFO L276 IsEmpty]: Start isEmpty. Operand 2459 states and 2879 transitions. [2021-11-23 01:44:46,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:44:46,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:46,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:46,159 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 01:44:46,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:46,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2885 states to 2461 states and 2885 transitions. [2021-11-23 01:44:46,730 INFO L276 IsEmpty]: Start isEmpty. Operand 2461 states and 2885 transitions. [2021-11-23 01:44:46,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:44:46,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:46,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:46,784 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 01:44:47,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:47,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2887 states to 2462 states and 2887 transitions. [2021-11-23 01:44:47,197 INFO L276 IsEmpty]: Start isEmpty. Operand 2462 states and 2887 transitions. [2021-11-23 01:44:47,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:44:47,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:47,199 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:47,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:47,264 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 01:44:47,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:47,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2466 states and 2892 transitions. [2021-11-23 01:44:47,806 INFO L276 IsEmpty]: Start isEmpty. Operand 2466 states and 2892 transitions. [2021-11-23 01:44:47,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:44:47,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:47,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:47,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:47,861 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 01:44:48,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2892 states to 2467 states and 2892 transitions. [2021-11-23 01:44:48,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2467 states and 2892 transitions. [2021-11-23 01:44:48,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:44:48,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:48,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:48,355 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 281 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 01:44:48,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:48,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2894 states to 2468 states and 2894 transitions. [2021-11-23 01:44:48,836 INFO L276 IsEmpty]: Start isEmpty. Operand 2468 states and 2894 transitions. [2021-11-23 01:44:48,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-23 01:44:48,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:48,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:48,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:48,917 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 188 proven. 112 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 01:44:50,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:50,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2969 states to 2542 states and 2969 transitions. [2021-11-23 01:44:50,036 INFO L276 IsEmpty]: Start isEmpty. Operand 2542 states and 2969 transitions. [2021-11-23 01:44:50,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:44:50,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:50,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:50,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:50,467 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:44:53,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:53,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3022 states to 2588 states and 3022 transitions. [2021-11-23 01:44:53,043 INFO L276 IsEmpty]: Start isEmpty. Operand 2588 states and 3022 transitions. [2021-11-23 01:44:53,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:44:53,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:53,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:53,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:53,094 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:44:53,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:53,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3023 states to 2589 states and 3023 transitions. [2021-11-23 01:44:53,561 INFO L276 IsEmpty]: Start isEmpty. Operand 2589 states and 3023 transitions. [2021-11-23 01:44:53,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2021-11-23 01:44:53,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:53,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:53,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:53,616 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 305 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2021-11-23 01:44:53,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:53,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3025 states to 2592 states and 3025 transitions. [2021-11-23 01:44:53,684 INFO L276 IsEmpty]: Start isEmpty. Operand 2592 states and 3025 transitions. [2021-11-23 01:44:53,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 01:44:53,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:53,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:53,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:53,836 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:44:54,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:54,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3034 states to 2599 states and 3034 transitions. [2021-11-23 01:44:54,295 INFO L276 IsEmpty]: Start isEmpty. Operand 2599 states and 3034 transitions. [2021-11-23 01:44:54,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 01:44:54,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:54,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:54,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:54,445 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 136 proven. 138 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-23 01:44:56,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:56,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3047 states to 2612 states and 3047 transitions. [2021-11-23 01:44:56,653 INFO L276 IsEmpty]: Start isEmpty. Operand 2612 states and 3047 transitions. [2021-11-23 01:44:56,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 247 [2021-11-23 01:44:56,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:56,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:56,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:56,768 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 67 proven. 215 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 01:44:57,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:57,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3054 states to 2619 states and 3054 transitions. [2021-11-23 01:44:57,398 INFO L276 IsEmpty]: Start isEmpty. Operand 2619 states and 3054 transitions. [2021-11-23 01:44:57,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2021-11-23 01:44:57,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:57,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:57,735 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 300 proven. 116 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:45:00,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:00,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3102 states to 2660 states and 3102 transitions. [2021-11-23 01:45:00,643 INFO L276 IsEmpty]: Start isEmpty. Operand 2660 states and 3102 transitions. [2021-11-23 01:45:00,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2021-11-23 01:45:00,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:00,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:00,781 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 69 proven. 246 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2021-11-23 01:45:01,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:01,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3137 states to 2691 states and 3137 transitions. [2021-11-23 01:45:01,940 INFO L276 IsEmpty]: Start isEmpty. Operand 2691 states and 3137 transitions. [2021-11-23 01:45:01,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-11-23 01:45:01,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:01,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:01,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:02,088 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 69 proven. 250 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2021-11-23 01:45:02,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:02,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3139 states to 2693 states and 3139 transitions. [2021-11-23 01:45:02,320 INFO L276 IsEmpty]: Start isEmpty. Operand 2693 states and 3139 transitions. [2021-11-23 01:45:02,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 261 [2021-11-23 01:45:02,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:02,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:02,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:03,134 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 414 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:12,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:12,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3326 states to 2870 states and 3326 transitions. [2021-11-23 01:45:12,041 INFO L276 IsEmpty]: Start isEmpty. Operand 2870 states and 3326 transitions. [2021-11-23 01:45:12,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-11-23 01:45:12,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:12,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:12,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:12,573 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 333 proven. 27 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-23 01:45:14,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:14,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3383 states to 2926 states and 3383 transitions. [2021-11-23 01:45:14,291 INFO L276 IsEmpty]: Start isEmpty. Operand 2926 states and 3383 transitions. [2021-11-23 01:45:14,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2021-11-23 01:45:14,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:14,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:14,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:14,628 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 422 proven. 24 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-11-23 01:45:15,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:15,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3408 states to 2944 states and 3408 transitions. [2021-11-23 01:45:15,650 INFO L276 IsEmpty]: Start isEmpty. Operand 2944 states and 3408 transitions. [2021-11-23 01:45:15,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2021-11-23 01:45:15,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:15,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:15,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:15,716 INFO L134 CoverageAnalysis]: Checked inductivity of 550 backedges. 405 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2021-11-23 01:45:16,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:16,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3425 states to 2962 states and 3425 transitions. [2021-11-23 01:45:16,759 INFO L276 IsEmpty]: Start isEmpty. Operand 2962 states and 3425 transitions. [2021-11-23 01:45:16,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 308 [2021-11-23 01:45:16,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:16,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:17,508 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 396 proven. 106 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2021-11-23 01:45:26,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:26,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3119 states and 3623 transitions. [2021-11-23 01:45:26,854 INFO L276 IsEmpty]: Start isEmpty. Operand 3119 states and 3623 transitions. [2021-11-23 01:45:26,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-11-23 01:45:26,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:26,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:26,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:26,919 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-11-23 01:45:28,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:28,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3648 states to 3133 states and 3648 transitions. [2021-11-23 01:45:28,802 INFO L276 IsEmpty]: Start isEmpty. Operand 3133 states and 3648 transitions. [2021-11-23 01:45:28,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-11-23 01:45:28,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:28,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:28,879 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-11-23 01:45:30,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:30,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3666 states to 3145 states and 3666 transitions. [2021-11-23 01:45:30,026 INFO L276 IsEmpty]: Start isEmpty. Operand 3145 states and 3666 transitions. [2021-11-23 01:45:30,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-11-23 01:45:30,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:30,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:30,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:30,121 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-11-23 01:45:30,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:30,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3674 states to 3154 states and 3674 transitions. [2021-11-23 01:45:30,862 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 3674 transitions. [2021-11-23 01:45:30,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-11-23 01:45:30,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:30,867 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:30,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:30,934 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 433 proven. 0 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-11-23 01:45:31,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:31,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3163 states and 3682 transitions. [2021-11-23 01:45:31,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3163 states and 3682 transitions. [2021-11-23 01:45:31,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2021-11-23 01:45:31,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:31,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:31,285 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2021-11-23 01:45:32,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:32,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3690 states to 3172 states and 3690 transitions. [2021-11-23 01:45:32,080 INFO L276 IsEmpty]: Start isEmpty. Operand 3172 states and 3690 transitions. [2021-11-23 01:45:32,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2021-11-23 01:45:32,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:32,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:32,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:32,171 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 266 proven. 159 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2021-11-23 01:45:32,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:32,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3692 states to 3173 states and 3692 transitions. [2021-11-23 01:45:32,654 INFO L276 IsEmpty]: Start isEmpty. Operand 3173 states and 3692 transitions. [2021-11-23 01:45:32,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2021-11-23 01:45:32,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:32,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:32,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:32,717 INFO L134 CoverageAnalysis]: Checked inductivity of 548 backedges. 339 proven. 0 refuted. 0 times theorem prover too weak. 209 trivial. 0 not checked. [2021-11-23 01:45:33,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:33,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3700 states to 3182 states and 3700 transitions. [2021-11-23 01:45:33,361 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 3700 transitions. [2021-11-23 01:45:33,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2021-11-23 01:45:33,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:33,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:33,653 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 434 proven. 103 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2021-11-23 01:45:36,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:36,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3805 states to 3284 states and 3805 transitions. [2021-11-23 01:45:36,713 INFO L276 IsEmpty]: Start isEmpty. Operand 3284 states and 3805 transitions. [2021-11-23 01:45:36,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-11-23 01:45:36,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:36,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:36,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:37,315 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 410 proven. 166 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 01:45:43,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:43,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3892 states to 3350 states and 3892 transitions. [2021-11-23 01:45:43,255 INFO L276 IsEmpty]: Start isEmpty. Operand 3350 states and 3892 transitions. [2021-11-23 01:45:43,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-11-23 01:45:43,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:43,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:43,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:43,390 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 410 proven. 166 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 01:45:44,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:44,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3899 states to 3357 states and 3899 transitions. [2021-11-23 01:45:44,880 INFO L276 IsEmpty]: Start isEmpty. Operand 3357 states and 3899 transitions. [2021-11-23 01:45:44,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-11-23 01:45:44,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:44,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:44,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:44,985 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 410 proven. 166 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 01:45:46,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:46,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3908 states to 3363 states and 3908 transitions. [2021-11-23 01:45:46,524 INFO L276 IsEmpty]: Start isEmpty. Operand 3363 states and 3908 transitions. [2021-11-23 01:45:46,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-11-23 01:45:46,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:46,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:46,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:46,619 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 410 proven. 166 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 01:45:48,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:48,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3915 states to 3368 states and 3915 transitions. [2021-11-23 01:45:48,079 INFO L276 IsEmpty]: Start isEmpty. Operand 3368 states and 3915 transitions. [2021-11-23 01:45:48,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-11-23 01:45:48,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:48,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:48,178 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 410 proven. 166 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 01:45:48,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:48,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 3369 states and 3916 transitions. [2021-11-23 01:45:48,881 INFO L276 IsEmpty]: Start isEmpty. Operand 3369 states and 3916 transitions. [2021-11-23 01:45:48,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2021-11-23 01:45:48,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:48,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:48,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:48,982 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 410 proven. 166 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-23 01:45:49,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:49,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 3370 states and 3916 transitions. [2021-11-23 01:45:49,679 INFO L276 IsEmpty]: Start isEmpty. Operand 3370 states and 3916 transitions. [2021-11-23 01:45:49,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 334 [2021-11-23 01:45:49,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:49,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:49,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:49,755 INFO L134 CoverageAnalysis]: Checked inductivity of 661 backedges. 509 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2021-11-23 01:45:57,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:57,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4048 states to 3493 states and 4048 transitions. [2021-11-23 01:45:57,826 INFO L276 IsEmpty]: Start isEmpty. Operand 3493 states and 4048 transitions. [2021-11-23 01:45:57,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-11-23 01:45:57,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:57,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:58,569 INFO L134 CoverageAnalysis]: Checked inductivity of 670 backedges. 528 proven. 114 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:46:06,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:06,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4221 states to 3639 states and 4221 transitions. [2021-11-23 01:46:06,954 INFO L276 IsEmpty]: Start isEmpty. Operand 3639 states and 4221 transitions. [2021-11-23 01:46:06,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-11-23 01:46:06,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:06,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:06,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:07,532 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 533 proven. 110 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-11-23 01:46:16,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:16,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4310 states to 3697 states and 4310 transitions. [2021-11-23 01:46:16,115 INFO L276 IsEmpty]: Start isEmpty. Operand 3697 states and 4310 transitions. [2021-11-23 01:46:16,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-11-23 01:46:16,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:16,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:16,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:16,250 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 533 proven. 110 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-11-23 01:46:19,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:19,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4333 states to 3719 states and 4333 transitions. [2021-11-23 01:46:19,297 INFO L276 IsEmpty]: Start isEmpty. Operand 3719 states and 4333 transitions. [2021-11-23 01:46:19,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-11-23 01:46:19,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:19,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:19,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:19,416 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 533 proven. 110 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-11-23 01:46:21,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:21,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4343 states to 3729 states and 4343 transitions. [2021-11-23 01:46:21,274 INFO L276 IsEmpty]: Start isEmpty. Operand 3729 states and 4343 transitions. [2021-11-23 01:46:21,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-11-23 01:46:21,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:21,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:21,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:21,365 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 533 proven. 110 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2021-11-23 01:46:22,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:22,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4351 states to 3738 states and 4351 transitions. [2021-11-23 01:46:22,137 INFO L276 IsEmpty]: Start isEmpty. Operand 3738 states and 4351 transitions. [2021-11-23 01:46:22,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2021-11-23 01:46:22,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:22,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:23,014 INFO L134 CoverageAnalysis]: Checked inductivity of 836 backedges. 614 proven. 153 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2021-11-23 01:46:28,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:28,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4495 states to 3868 states and 4495 transitions. [2021-11-23 01:46:28,643 INFO L276 IsEmpty]: Start isEmpty. Operand 3868 states and 4495 transitions. [2021-11-23 01:46:28,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2021-11-23 01:46:28,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:28,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:28,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:28,729 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 575 proven. 55 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2021-11-23 01:46:29,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:29,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4506 states to 3878 states and 4506 transitions. [2021-11-23 01:46:29,660 INFO L276 IsEmpty]: Start isEmpty. Operand 3878 states and 4506 transitions. [2021-11-23 01:46:29,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2021-11-23 01:46:29,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:29,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:29,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:30,851 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 582 proven. 11 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2021-11-23 01:46:35,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:35,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 3930 states and 4565 transitions. [2021-11-23 01:46:35,875 INFO L276 IsEmpty]: Start isEmpty. Operand 3930 states and 4565 transitions. [2021-11-23 01:46:35,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 373 [2021-11-23 01:46:35,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:35,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:36,070 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 368 proven. 324 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2021-11-23 01:46:37,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:37,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4565 states to 3931 states and 4565 transitions. [2021-11-23 01:46:37,043 INFO L276 IsEmpty]: Start isEmpty. Operand 3931 states and 4565 transitions. [2021-11-23 01:46:37,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-11-23 01:46:37,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:37,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:37,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:38,185 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 50 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2021-11-23 01:46:43,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:43,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4620 states to 3979 states and 4620 transitions. [2021-11-23 01:46:43,059 INFO L276 IsEmpty]: Start isEmpty. Operand 3979 states and 4620 transitions. [2021-11-23 01:46:43,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-11-23 01:46:43,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:43,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:43,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:43,160 INFO L134 CoverageAnalysis]: Checked inductivity of 880 backedges. 502 proven. 50 refuted. 0 times theorem prover too weak. 328 trivial. 0 not checked. [2021-11-23 01:46:43,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:43,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4621 states to 3981 states and 4621 transitions. [2021-11-23 01:46:43,676 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4621 transitions. [2021-11-23 01:46:43,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-11-23 01:46:43,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:43,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:43,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:45,183 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 592 proven. 104 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-23 01:46:55,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:55,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4746 states to 4083 states and 4746 transitions. [2021-11-23 01:46:55,557 INFO L276 IsEmpty]: Start isEmpty. Operand 4083 states and 4746 transitions. [2021-11-23 01:46:55,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-11-23 01:46:55,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:55,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:55,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:55,698 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 592 proven. 104 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-23 01:46:56,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:56,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4747 states to 4085 states and 4747 transitions. [2021-11-23 01:46:56,710 INFO L276 IsEmpty]: Start isEmpty. Operand 4085 states and 4747 transitions. [2021-11-23 01:46:56,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-11-23 01:46:56,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:56,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:57,003 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 592 proven. 104 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-23 01:46:57,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:57,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4748 states to 4087 states and 4748 transitions. [2021-11-23 01:46:57,856 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 4748 transitions. [2021-11-23 01:46:57,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-11-23 01:46:57,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:57,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:57,999 INFO L134 CoverageAnalysis]: Checked inductivity of 874 backedges. 592 proven. 104 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-11-23 01:46:58,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:58,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4750 states to 4089 states and 4750 transitions. [2021-11-23 01:46:58,903 INFO L276 IsEmpty]: Start isEmpty. Operand 4089 states and 4750 transitions. [2021-11-23 01:46:58,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2021-11-23 01:46:58,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:58,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:58,990 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 658 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-11-23 01:47:02,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:02,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4787 states to 4117 states and 4787 transitions. [2021-11-23 01:47:02,828 INFO L276 IsEmpty]: Start isEmpty. Operand 4117 states and 4787 transitions. [2021-11-23 01:47:02,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2021-11-23 01:47:02,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:02,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:02,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:02,905 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 658 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-11-23 01:47:04,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:04,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4801 states to 4128 states and 4801 transitions. [2021-11-23 01:47:04,699 INFO L276 IsEmpty]: Start isEmpty. Operand 4128 states and 4801 transitions. [2021-11-23 01:47:04,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2021-11-23 01:47:04,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:04,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:04,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:04,777 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 658 proven. 0 refuted. 0 times theorem prover too weak. 252 trivial. 0 not checked. [2021-11-23 01:47:07,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:07,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4814 states to 4139 states and 4814 transitions. [2021-11-23 01:47:07,607 INFO L276 IsEmpty]: Start isEmpty. Operand 4139 states and 4814 transitions. [2021-11-23 01:47:07,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2021-11-23 01:47:07,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:07,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:07,953 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 510 proven. 184 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2021-11-23 01:47:10,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:10,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4828 states to 4152 states and 4828 transitions. [2021-11-23 01:47:10,969 INFO L276 IsEmpty]: Start isEmpty. Operand 4152 states and 4828 transitions. [2021-11-23 01:47:10,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2021-11-23 01:47:10,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:10,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:11,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:11,063 INFO L134 CoverageAnalysis]: Checked inductivity of 887 backedges. 699 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2021-11-23 01:47:13,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:13,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4845 states to 4167 states and 4845 transitions. [2021-11-23 01:47:13,206 INFO L276 IsEmpty]: Start isEmpty. Operand 4167 states and 4845 transitions. [2021-11-23 01:47:13,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2021-11-23 01:47:13,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:13,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:13,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:13,306 INFO L134 CoverageAnalysis]: Checked inductivity of 923 backedges. 344 proven. 206 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2021-11-23 01:47:14,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:14,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4915 states to 4237 states and 4915 transitions. [2021-11-23 01:47:14,959 INFO L276 IsEmpty]: Start isEmpty. Operand 4237 states and 4915 transitions. [2021-11-23 01:47:14,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2021-11-23 01:47:14,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:14,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:14,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:15,509 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 538 proven. 70 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2021-11-23 01:47:19,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:19,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4956 states to 4276 states and 4956 transitions. [2021-11-23 01:47:19,748 INFO L276 IsEmpty]: Start isEmpty. Operand 4276 states and 4956 transitions. [2021-11-23 01:47:19,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 388 [2021-11-23 01:47:19,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:19,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:19,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:19,921 INFO L134 CoverageAnalysis]: Checked inductivity of 981 backedges. 385 proven. 364 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2021-11-23 01:47:21,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:21,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4989 states to 4307 states and 4989 transitions. [2021-11-23 01:47:21,224 INFO L276 IsEmpty]: Start isEmpty. Operand 4307 states and 4989 transitions. [2021-11-23 01:47:21,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2021-11-23 01:47:21,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:21,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:21,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:21,380 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 683 proven. 239 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-23 01:47:25,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:25,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5043 states to 4355 states and 5043 transitions. [2021-11-23 01:47:25,369 INFO L276 IsEmpty]: Start isEmpty. Operand 4355 states and 5043 transitions. [2021-11-23 01:47:25,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2021-11-23 01:47:25,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:25,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:25,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:25,565 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 683 proven. 239 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-23 01:47:28,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:28,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5104 states to 4414 states and 5104 transitions. [2021-11-23 01:47:28,250 INFO L276 IsEmpty]: Start isEmpty. Operand 4414 states and 5104 transitions. [2021-11-23 01:47:28,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2021-11-23 01:47:28,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:28,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:28,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:28,403 INFO L134 CoverageAnalysis]: Checked inductivity of 993 backedges. 683 proven. 239 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-23 01:47:29,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:29,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5119 states to 4430 states and 5119 transitions. [2021-11-23 01:47:29,636 INFO L276 IsEmpty]: Start isEmpty. Operand 4430 states and 5119 transitions. [2021-11-23 01:47:29,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 395 [2021-11-23 01:47:29,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:29,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:29,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:29,796 INFO L134 CoverageAnalysis]: Checked inductivity of 994 backedges. 393 proven. 369 refuted. 0 times theorem prover too weak. 232 trivial. 0 not checked. [2021-11-23 01:47:30,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:30,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5126 states to 4437 states and 5126 transitions. [2021-11-23 01:47:30,107 INFO L276 IsEmpty]: Start isEmpty. Operand 4437 states and 5126 transitions. [2021-11-23 01:47:30,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 403 [2021-11-23 01:47:30,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:30,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:30,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:30,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1070 backedges. 808 proven. 238 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 01:47:34,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:34,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5085 states to 4399 states and 5085 transitions. [2021-11-23 01:47:34,325 INFO L276 IsEmpty]: Start isEmpty. Operand 4399 states and 5085 transitions. [2021-11-23 01:47:34,328 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:47:34,329 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 199 iterations. [2021-11-23 01:47:34,339 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:47:55,256 INFO L560 CodeCheckObserver]: Invariant with dag size 33 [2021-11-23 01:47:55,268 INFO L560 CodeCheckObserver]: Invariant with dag size 33 [2021-11-23 01:47:55,270 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:47:55,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:47:55 ImpRootNode [2021-11-23 01:47:55,271 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:47:55,271 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:47:55,271 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:47:55,271 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:47:55,272 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:43:17" (3/4) ... [2021-11-23 01:47:55,275 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:47:55,295 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2021-11-23 01:47:55,297 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-11-23 01:47:55,299 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-23 01:47:55,300 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:47:55,412 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:47:55,412 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:47:55,413 INFO L158 Benchmark]: Toolchain (without parser) took 280499.62ms. Allocated memory was 96.5MB in the beginning and 4.2GB in the end (delta: 4.1GB). Free memory was 62.6MB in the beginning and 3.3GB in the end (delta: -3.2GB). Peak memory consumption was 861.2MB. Max. memory is 16.1GB. [2021-11-23 01:47:55,413 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 79.7MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:47:55,414 INFO L158 Benchmark]: CACSL2BoogieTranslator took 735.19ms. Allocated memory is still 96.5MB. Free memory was 62.5MB in the beginning and 64.0MB in the end (delta: -1.6MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2021-11-23 01:47:55,414 INFO L158 Benchmark]: Boogie Procedure Inliner took 99.51ms. Allocated memory is still 96.5MB. Free memory was 63.7MB in the beginning and 57.9MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:47:55,414 INFO L158 Benchmark]: Boogie Preprocessor took 68.59ms. Allocated memory is still 96.5MB. Free memory was 57.9MB in the beginning and 53.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:47:55,415 INFO L158 Benchmark]: RCFGBuilder took 1659.00ms. Allocated memory is still 96.5MB. Free memory was 53.7MB in the beginning and 46.3MB in the end (delta: 7.4MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2021-11-23 01:47:55,415 INFO L158 Benchmark]: CodeCheck took 277789.54ms. Allocated memory was 96.5MB in the beginning and 4.2GB in the end (delta: 4.1GB). Free memory was 46.2MB in the beginning and 3.3GB in the end (delta: -3.3GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2021-11-23 01:47:55,415 INFO L158 Benchmark]: Witness Printer took 140.93ms. Allocated memory is still 4.2GB. Free memory was 3.3GB in the beginning and 3.3GB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 01:47:55,417 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 76 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 256.8s, OverallIterations: 199, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 764715 SdHoareTripleChecker+Valid, 1752.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 763336 mSDsluCounter, 92342 SdHoareTripleChecker+Invalid, 1447.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 79214 mSDsCounter, 139159 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1634131 IncrementalHoareTripleChecker+Invalid, 1773290 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 139159 mSolverCounterUnsat, 13128 mSDtfsCounter, 1634131 mSolverCounterSat, 14.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 275284 GetRequests, 262982 SyntacticMatches, 10686 SemanticMatches, 1616 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1824683 ImplicationChecksByTransitivity, 205.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.6s SsaConstructionTime, 3.4s SatisfiabilityAnalysisTime, 23.3s InterpolantComputationTime, 41671 NumberOfCodeBlocks, 41671 NumberOfCodeBlocksAsserted, 198 NumberOfCheckSat, 41473 ConstructedInterpolants, 0 QuantifiedInterpolants, 221528 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 198 InterpolantComputations, 136 PerfectInterpolantSequences, 52735/61162 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 570]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 593]: Loop Invariant Derived loop invariant: ((((!(a21 == 1) || (((a12 == 8 && 14 == a8) && 5 == a16) && a17 == 0)) || a20 == 1) || ((((a12 == 8 && !(a17 == 1)) && !(a7 == 1)) && a8 == 13) && a16 == 4)) || 15 <= a8) || (((a12 == 8 && 14 == a8) && a17 == 0) && a16 == 4) - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: ((((!(a21 == 1) || (((a12 == 8 && 14 == a8) && 5 == a16) && a17 == 0)) || a20 == 1) || ((((a12 == 8 && !(a17 == 1)) && !(a7 == 1)) && a8 == 13) && a16 == 4)) || 15 <= a8) || (((a12 == 8 && 14 == a8) && a17 == 0) && a16 == 4) - InvariantResult [Line: 587]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 79.7MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 735.19ms. Allocated memory is still 96.5MB. Free memory was 62.5MB in the beginning and 64.0MB in the end (delta: -1.6MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 99.51ms. Allocated memory is still 96.5MB. Free memory was 63.7MB in the beginning and 57.9MB in the end (delta: 5.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.59ms. Allocated memory is still 96.5MB. Free memory was 57.9MB in the beginning and 53.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1659.00ms. Allocated memory is still 96.5MB. Free memory was 53.7MB in the beginning and 46.3MB in the end (delta: 7.4MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * CodeCheck took 277789.54ms. Allocated memory was 96.5MB in the beginning and 4.2GB in the end (delta: 4.1GB). Free memory was 46.2MB in the beginning and 3.3GB in the end (delta: -3.3GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. * Witness Printer took 140.93ms. Allocated memory is still 4.2GB. Free memory was 3.3GB in the beginning and 3.3GB in the end (delta: 14.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:47:55,468 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6b4b418-2a0b-4b09-a062-5af269b888a6/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE