./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark04_conjunctive.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark04_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6b9a965f73c3cec90a7bf30e1abcce707e2acf95b41bbd45e0beb5b55c7fe39d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:08:55,521 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:08:55,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:08:55,579 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:08:55,580 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:08:55,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:08:55,587 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:08:55,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:08:55,594 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:08:55,600 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:08:55,601 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:08:55,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:08:55,603 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:08:55,606 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:08:55,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:08:55,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:08:55,618 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:08:55,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:08:55,622 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:08:55,633 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:08:55,635 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:08:55,636 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:08:55,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:08:55,641 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:08:55,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:08:55,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:08:55,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:08:55,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:08:55,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:08:55,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:08:55,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:08:55,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:08:55,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:08:55,661 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:08:55,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:08:55,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:08:55,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:08:55,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:08:55,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:08:55,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:08:55,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:08:55,667 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:08:55,712 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:08:55,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:08:55,714 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:08:55,714 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:08:55,715 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:08:55,715 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:08:55,716 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:08:55,716 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:08:55,722 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:08:55,723 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:08:55,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:08:55,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:08:55,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:08:55,725 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:08:55,725 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:08:55,725 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:08:55,725 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:08:55,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:08:55,726 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:08:55,726 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:08:55,726 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:08:55,726 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:08:55,727 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:08:55,727 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:08:55,727 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:08:55,728 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:08:55,728 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:08:55,728 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:08:55,728 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:08:55,730 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:08:55,731 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_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b9a965f73c3cec90a7bf30e1abcce707e2acf95b41bbd45e0beb5b55c7fe39d [2021-11-13 23:08:56,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:08:56,083 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:08:56,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:08:56,088 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:08:56,088 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:08:56,090 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/loop-zilu/benchmark04_conjunctive.i [2021-11-13 23:08:56,172 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/data/40586f8df/3e134f4a5b6844debc5299903d6412ec/FLAGe6a6815c1 [2021-11-13 23:08:56,678 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:08:56,678 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/sv-benchmarks/c/loop-zilu/benchmark04_conjunctive.i [2021-11-13 23:08:56,686 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/data/40586f8df/3e134f4a5b6844debc5299903d6412ec/FLAGe6a6815c1 [2021-11-13 23:08:57,056 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/data/40586f8df/3e134f4a5b6844debc5299903d6412ec [2021-11-13 23:08:57,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:08:57,060 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:08:57,062 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:08:57,062 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:08:57,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:08:57,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,075 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@431f763c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:57, skipping insertion in model container [2021-11-13 23:08:57,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,083 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:08:57,101 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:08:57,254 WARN L228 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_3815c9e4-26a4-45e9-9669-75b931eb840d/sv-benchmarks/c/loop-zilu/benchmark04_conjunctive.i[873,886] [2021-11-13 23:08:57,263 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:08:57,271 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:08:57,284 WARN L228 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_3815c9e4-26a4-45e9-9669-75b931eb840d/sv-benchmarks/c/loop-zilu/benchmark04_conjunctive.i[873,886] [2021-11-13 23:08:57,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:08:57,310 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:08:57,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:57 WrapperNode [2021-11-13 23:08:57,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:08:57,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:08:57,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:08:57,313 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:08:57,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,351 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:08:57,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:08:57,353 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:08:57,353 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:08:57,362 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,362 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,376 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,380 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,386 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,395 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:08:57,400 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:08:57,401 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:08:57,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:08:57,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,410 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:08:57,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:08:57,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:08:57,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3815c9e4-26a4-45e9-9669-75b931eb840d/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:08:57,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:08:57,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:08:57,480 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:08:57,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:08:57,705 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:08:57,706 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 23:08:57,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:57 BoogieIcfgContainer [2021-11-13 23:08:57,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:08:57,715 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:08:57,716 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:08:57,726 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:08:57,726 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:08:57" (1/1) ... [2021-11-13 23:08:57,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:08:57,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:57,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2021-11-13 23:08:57,854 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2021-11-13 23:08:57,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-13 23:08:57,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:57,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:58,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:58,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:58,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2021-11-13 23:08:58,125 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2021-11-13 23:08:58,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:08:58,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:58,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:58,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:58,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:58,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:58,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2021-11-13 23:08:58,206 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2021-11-13 23:08:58,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:08:58,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:58,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:58,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:58,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:58,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2021-11-13 23:08:58,422 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2021-11-13 23:08:58,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:08:58,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:58,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:58,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:58,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:58,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2021-11-13 23:08:58,817 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2021-11-13 23:08:58,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-13 23:08:58,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:58,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:58,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:08:59,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:08:59,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2021-11-13 23:08:59,582 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2021-11-13 23:08:59,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:08:59,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:08:59,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:08:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:08:59,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:00,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:00,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 43 states and 70 transitions. [2021-11-13 23:09:00,440 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 70 transitions. [2021-11-13 23:09:00,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:09:00,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:00,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:00,488 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-13 23:09:01,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:01,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 49 states and 78 transitions. [2021-11-13 23:09:01,166 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 78 transitions. [2021-11-13 23:09:01,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:09:01,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:01,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:01,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:01,212 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:09:01,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:01,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 83 transitions. [2021-11-13 23:09:01,885 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 83 transitions. [2021-11-13 23:09:01,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 23:09:01,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:01,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:02,005 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:02,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:02,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 60 states and 99 transitions. [2021-11-13 23:09:02,795 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 99 transitions. [2021-11-13 23:09:02,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:09:02,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:02,797 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:02,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:02,843 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:03,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:03,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 62 states and 101 transitions. [2021-11-13 23:09:03,189 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 101 transitions. [2021-11-13 23:09:03,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:09:03,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:03,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:03,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:03,344 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:04,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:04,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 67 states and 111 transitions. [2021-11-13 23:09:04,249 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 111 transitions. [2021-11-13 23:09:04,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:09:04,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:04,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:04,386 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:05,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:05,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 74 states and 129 transitions. [2021-11-13 23:09:05,509 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 129 transitions. [2021-11-13 23:09:05,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:09:05,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:05,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:05,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:05,530 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:09:05,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:05,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 77 states and 132 transitions. [2021-11-13 23:09:05,893 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 132 transitions. [2021-11-13 23:09:05,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:09:05,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:05,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:05,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:05,912 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:09:06,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:06,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 80 states and 137 transitions. [2021-11-13 23:09:06,259 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 137 transitions. [2021-11-13 23:09:06,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:09:06,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:06,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:06,279 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:09:06,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:06,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 81 states and 137 transitions. [2021-11-13 23:09:06,573 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 137 transitions. [2021-11-13 23:09:06,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-13 23:09:06,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:06,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:06,621 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-13 23:09:07,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:07,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 84 states and 142 transitions. [2021-11-13 23:09:07,002 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 142 transitions. [2021-11-13 23:09:07,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:09:07,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:07,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:07,172 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:08,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:08,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 91 states and 162 transitions. [2021-11-13 23:09:08,488 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 162 transitions. [2021-11-13 23:09:08,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:09:08,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:08,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:08,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:08,536 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:09,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:09,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 94 states and 164 transitions. [2021-11-13 23:09:09,036 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 164 transitions. [2021-11-13 23:09:09,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:09:09,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:09,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:09,181 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:09,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:09,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 97 states and 166 transitions. [2021-11-13 23:09:09,648 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 166 transitions. [2021-11-13 23:09:09,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:09:09,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:09,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:09,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:09,817 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:11,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:11,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 104 states and 178 transitions. [2021-11-13 23:09:11,584 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 178 transitions. [2021-11-13 23:09:11,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-13 23:09:11,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:11,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:11,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:11,776 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:13,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:13,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 111 states and 198 transitions. [2021-11-13 23:09:13,360 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 198 transitions. [2021-11-13 23:09:13,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:09:13,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:13,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:13,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:13,381 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-13 23:09:14,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:14,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 117 states and 207 transitions. [2021-11-13 23:09:14,430 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 207 transitions. [2021-11-13 23:09:14,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:09:14,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:14,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:14,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:14,450 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-13 23:09:15,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:15,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 121 states and 212 transitions. [2021-11-13 23:09:15,417 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 212 transitions. [2021-11-13 23:09:15,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:09:15,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:15,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:15,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:15,614 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:17,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:17,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 128 states and 236 transitions. [2021-11-13 23:09:17,418 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 236 transitions. [2021-11-13 23:09:17,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:09:17,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:17,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:17,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:17,448 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:18,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:18,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 131 states and 238 transitions. [2021-11-13 23:09:18,209 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 238 transitions. [2021-11-13 23:09:18,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:09:18,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:18,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:18,248 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:18,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:18,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 134 states and 240 transitions. [2021-11-13 23:09:18,998 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 240 transitions. [2021-11-13 23:09:18,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-13 23:09:18,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:18,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:19,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:19,219 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:19,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:19,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 137 states and 242 transitions. [2021-11-13 23:09:19,928 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 242 transitions. [2021-11-13 23:09:19,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:09:19,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:19,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:19,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:20,231 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:22,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:22,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 144 states and 254 transitions. [2021-11-13 23:09:22,639 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 254 transitions. [2021-11-13 23:09:22,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:09:22,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:22,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:22,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:23,160 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:09:29,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:29,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 169 states and 289 transitions. [2021-11-13 23:09:29,334 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 289 transitions. [2021-11-13 23:09:29,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:09:29,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:29,335 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:29,374 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:09:31,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:31,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 175 states and 293 transitions. [2021-11-13 23:09:31,260 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 293 transitions. [2021-11-13 23:09:31,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:09:31,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:31,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:31,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:31,299 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-13 23:09:32,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:32,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 178 states and 295 transitions. [2021-11-13 23:09:32,454 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 295 transitions. [2021-11-13 23:09:32,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:09:32,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:32,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:32,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:32,470 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-13 23:09:32,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:32,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 179 states and 296 transitions. [2021-11-13 23:09:32,947 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 296 transitions. [2021-11-13 23:09:32,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:09:32,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:32,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:32,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:32,968 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-13 23:09:33,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:33,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 180 states and 296 transitions. [2021-11-13 23:09:33,553 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 296 transitions. [2021-11-13 23:09:33,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:09:33,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:33,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:33,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:33,847 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 58 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:36,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:36,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 187 states and 320 transitions. [2021-11-13 23:09:36,695 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 320 transitions. [2021-11-13 23:09:36,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:09:36,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:36,696 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:36,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:37,007 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:39,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:39,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 194 states and 332 transitions. [2021-11-13 23:09:39,992 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 332 transitions. [2021-11-13 23:09:39,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:09:39,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:39,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:40,033 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-13 23:09:42,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:42,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 202 states and 345 transitions. [2021-11-13 23:09:42,759 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 345 transitions. [2021-11-13 23:09:42,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:09:42,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:42,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:42,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:42,776 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-13 23:09:43,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:43,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 203 states and 346 transitions. [2021-11-13 23:09:43,200 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 346 transitions. [2021-11-13 23:09:43,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:09:43,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:43,201 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:43,217 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2021-11-13 23:09:43,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:43,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 204 states and 346 transitions. [2021-11-13 23:09:43,872 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 346 transitions. [2021-11-13 23:09:43,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:09:43,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:43,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:43,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:44,343 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:47,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:47,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 211 states and 370 transitions. [2021-11-13 23:09:47,713 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 370 transitions. [2021-11-13 23:09:47,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-13 23:09:47,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:47,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:47,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:48,077 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:51,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:51,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 218 states and 382 transitions. [2021-11-13 23:09:51,422 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 382 transitions. [2021-11-13 23:09:51,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:09:51,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:51,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:51,469 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-11-13 23:09:54,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:54,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 226 states and 395 transitions. [2021-11-13 23:09:54,488 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 395 transitions. [2021-11-13 23:09:54,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:09:54,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:54,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:54,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:54,505 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-13 23:09:55,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:55,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 227 states and 396 transitions. [2021-11-13 23:09:55,116 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 396 transitions. [2021-11-13 23:09:55,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:09:55,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:55,117 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:55,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:55,135 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-13 23:09:55,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:55,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 228 states and 396 transitions. [2021-11-13 23:09:55,865 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 396 transitions. [2021-11-13 23:09:55,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-13 23:09:55,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:55,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:09:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 129 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:09:59,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:09:59,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 235 states and 420 transitions. [2021-11-13 23:09:59,759 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 420 transitions. [2021-11-13 23:09:59,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:09:59,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:09:59,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:09:59,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:00,183 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 141 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:03,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:03,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 242 states and 432 transitions. [2021-11-13 23:10:03,921 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 432 transitions. [2021-11-13 23:10:03,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:10:03,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:03,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:03,974 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2021-11-13 23:10:07,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:07,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 250 states and 445 transitions. [2021-11-13 23:10:07,305 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 445 transitions. [2021-11-13 23:10:07,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:10:07,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:07,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:07,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:07,337 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 154 trivial. 0 not checked. [2021-11-13 23:10:07,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:07,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 251 states and 446 transitions. [2021-11-13 23:10:07,889 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 446 transitions. [2021-11-13 23:10:07,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:10:07,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:07,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:07,908 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2021-11-13 23:10:08,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:08,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 252 states and 446 transitions. [2021-11-13 23:10:08,847 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 446 transitions. [2021-11-13 23:10:08,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:10:08,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:08,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:09,332 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:13,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:13,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 259 states and 470 transitions. [2021-11-13 23:10:13,263 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 470 transitions. [2021-11-13 23:10:13,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:10:13,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:13,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:13,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:13,769 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 189 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:17,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 266 states and 482 transitions. [2021-11-13 23:10:17,791 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 482 transitions. [2021-11-13 23:10:17,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-13 23:10:17,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:17,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:17,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:17,853 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2021-11-13 23:10:21,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:21,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 274 states and 495 transitions. [2021-11-13 23:10:21,677 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 495 transitions. [2021-11-13 23:10:21,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:10:21,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:21,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:21,696 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2021-11-13 23:10:22,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:22,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 275 states and 496 transitions. [2021-11-13 23:10:22,284 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 496 transitions. [2021-11-13 23:10:22,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:10:22,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:22,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:22,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:22,303 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 212 trivial. 0 not checked. [2021-11-13 23:10:23,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:23,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 276 states and 496 transitions. [2021-11-13 23:10:23,295 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 496 transitions. [2021-11-13 23:10:23,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:10:23,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:23,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:23,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:23,722 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 228 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:27,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:27,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 283 states and 520 transitions. [2021-11-13 23:10:27,868 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 520 transitions. [2021-11-13 23:10:27,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:10:27,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:27,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:27,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:28,355 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 244 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:32,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:32,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 290 states and 532 transitions. [2021-11-13 23:10:32,849 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 532 transitions. [2021-11-13 23:10:32,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:10:32,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:32,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:32,913 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-11-13 23:10:36,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:36,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 298 states and 545 transitions. [2021-11-13 23:10:36,863 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 545 transitions. [2021-11-13 23:10:36,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:10:36,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:36,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:36,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:36,885 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2021-11-13 23:10:37,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:37,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 299 states and 546 transitions. [2021-11-13 23:10:37,536 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 546 transitions. [2021-11-13 23:10:37,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:10:37,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:37,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:37,560 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2021-11-13 23:10:38,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:38,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 300 states and 546 transitions. [2021-11-13 23:10:38,537 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 546 transitions. [2021-11-13 23:10:38,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:10:38,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:38,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:38,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:39,127 INFO L134 CoverageAnalysis]: Checked inductivity of 288 backedges. 0 proven. 288 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:43,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:43,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 307 states and 570 transitions. [2021-11-13 23:10:43,779 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 570 transitions. [2021-11-13 23:10:43,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:10:43,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:43,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:43,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:44,330 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 306 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:10:49,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:49,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 314 states and 582 transitions. [2021-11-13 23:10:49,165 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 582 transitions. [2021-11-13 23:10:49,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:10:49,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:49,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:49,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:49,233 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 279 trivial. 0 not checked. [2021-11-13 23:10:53,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:53,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 322 states and 595 transitions. [2021-11-13 23:10:53,542 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 595 transitions. [2021-11-13 23:10:53,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:10:53,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:53,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:53,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:53,562 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2021-11-13 23:10:54,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:54,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 323 states and 596 transitions. [2021-11-13 23:10:54,309 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 596 transitions. [2021-11-13 23:10:54,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:10:54,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:54,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:54,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:54,329 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2021-11-13 23:10:55,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:10:55,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 324 states and 596 transitions. [2021-11-13 23:10:55,320 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 596 transitions. [2021-11-13 23:10:55,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-13 23:10:55,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:10:55,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:10:55,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:10:55,961 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 355 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:01,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:01,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 331 states and 620 transitions. [2021-11-13 23:11:01,045 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 620 transitions. [2021-11-13 23:11:01,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-13 23:11:01,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:01,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:01,766 INFO L134 CoverageAnalysis]: Checked inductivity of 375 backedges. 375 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:07,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:07,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 338 states and 632 transitions. [2021-11-13 23:11:07,051 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 632 transitions. [2021-11-13 23:11:07,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:11:07,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:07,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:07,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:07,127 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2021-11-13 23:11:11,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:11,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 346 states and 645 transitions. [2021-11-13 23:11:11,817 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 645 transitions. [2021-11-13 23:11:11,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:11:11,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:11,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:11,837 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2021-11-13 23:11:12,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:12,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 347 states and 646 transitions. [2021-11-13 23:11:12,711 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 646 transitions. [2021-11-13 23:11:12,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:11:12,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:12,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:12,732 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2021-11-13 23:11:13,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:13,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 348 states and 646 transitions. [2021-11-13 23:11:13,815 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 646 transitions. [2021-11-13 23:11:13,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-13 23:11:13,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:13,816 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:14,502 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 429 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:19,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:19,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 355 states and 670 transitions. [2021-11-13 23:11:19,785 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 670 transitions. [2021-11-13 23:11:19,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 23:11:19,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:19,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:20,410 INFO L134 CoverageAnalysis]: Checked inductivity of 451 backedges. 451 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:26,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:26,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 362 states and 682 transitions. [2021-11-13 23:11:26,329 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 682 transitions. [2021-11-13 23:11:26,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 23:11:26,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:26,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:26,409 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2021-11-13 23:11:31,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:31,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 370 states and 695 transitions. [2021-11-13 23:11:31,306 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 695 transitions. [2021-11-13 23:11:31,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 23:11:31,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:31,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:31,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:31,324 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2021-11-13 23:11:32,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:32,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 371 states and 696 transitions. [2021-11-13 23:11:32,137 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 696 transitions. [2021-11-13 23:11:32,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-13 23:11:32,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:32,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:32,157 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2021-11-13 23:11:33,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:33,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 372 states and 696 transitions. [2021-11-13 23:11:33,510 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 696 transitions. [2021-11-13 23:11:33,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 23:11:33,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:33,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:33,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:34,285 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 510 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:40,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:40,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 379 states and 720 transitions. [2021-11-13 23:11:40,060 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 720 transitions. [2021-11-13 23:11:40,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-13 23:11:40,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:40,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:40,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:40,928 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 534 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:11:47,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:47,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 386 states and 732 transitions. [2021-11-13 23:11:47,201 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 732 transitions. [2021-11-13 23:11:47,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-13 23:11:47,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:47,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:47,286 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 498 trivial. 0 not checked. [2021-11-13 23:11:52,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:52,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 394 states and 745 transitions. [2021-11-13 23:11:52,592 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 745 transitions. [2021-11-13 23:11:52,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 23:11:52,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:52,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:52,612 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 559 trivial. 0 not checked. [2021-11-13 23:11:53,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:53,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 395 states and 746 transitions. [2021-11-13 23:11:53,503 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 746 transitions. [2021-11-13 23:11:53,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 23:11:53,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:53,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:53,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:53,525 INFO L134 CoverageAnalysis]: Checked inductivity of 572 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 572 trivial. 0 not checked. [2021-11-13 23:11:54,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:11:54,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 396 states and 746 transitions. [2021-11-13 23:11:54,791 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 746 transitions. [2021-11-13 23:11:54,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 23:11:54,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:11:54,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:11:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:11:55,801 INFO L134 CoverageAnalysis]: Checked inductivity of 598 backedges. 0 proven. 598 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:01,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:01,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 403 states and 770 transitions. [2021-11-13 23:12:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 770 transitions. [2021-11-13 23:12:01,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-13 23:12:01,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:01,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:01,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:02,726 INFO L134 CoverageAnalysis]: Checked inductivity of 624 backedges. 624 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:09,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:09,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 410 states and 782 transitions. [2021-11-13 23:12:09,386 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 782 transitions. [2021-11-13 23:12:09,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 23:12:09,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:09,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:09,473 INFO L134 CoverageAnalysis]: Checked inductivity of 637 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2021-11-13 23:12:15,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:15,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 418 states and 795 transitions. [2021-11-13 23:12:15,129 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 795 transitions. [2021-11-13 23:12:15,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 23:12:15,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:15,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:15,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:15,153 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 651 trivial. 0 not checked. [2021-11-13 23:12:16,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:16,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 419 states and 796 transitions. [2021-11-13 23:12:16,118 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 796 transitions. [2021-11-13 23:12:16,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-13 23:12:16,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:16,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:16,146 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 665 trivial. 0 not checked. [2021-11-13 23:12:17,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:17,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 420 states and 796 transitions. [2021-11-13 23:12:17,667 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 796 transitions. [2021-11-13 23:12:17,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-13 23:12:17,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:17,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:17,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:18,331 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 693 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:24,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:24,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 427 states and 820 transitions. [2021-11-13 23:12:24,802 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 820 transitions. [2021-11-13 23:12:24,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-13 23:12:24,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:24,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:25,837 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 721 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:32,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:32,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 434 states and 832 transitions. [2021-11-13 23:12:32,762 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 832 transitions. [2021-11-13 23:12:32,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-13 23:12:32,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:32,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:32,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:32,867 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 679 trivial. 0 not checked. [2021-11-13 23:12:38,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:38,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 442 states and 845 transitions. [2021-11-13 23:12:38,918 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 845 transitions. [2021-11-13 23:12:38,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-13 23:12:38,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:38,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:38,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:38,941 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 750 trivial. 0 not checked. [2021-11-13 23:12:40,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:40,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 443 states and 846 transitions. [2021-11-13 23:12:40,386 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 846 transitions. [2021-11-13 23:12:40,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-13 23:12:40,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:40,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:40,408 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 765 trivial. 0 not checked. [2021-11-13 23:12:41,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:41,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 444 states and 846 transitions. [2021-11-13 23:12:41,799 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 846 transitions. [2021-11-13 23:12:41,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-13 23:12:41,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:41,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:41,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:42,750 INFO L134 CoverageAnalysis]: Checked inductivity of 795 backedges. 0 proven. 795 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:49,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:49,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 451 states and 870 transitions. [2021-11-13 23:12:49,945 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 870 transitions. [2021-11-13 23:12:49,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-13 23:12:49,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:49,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:50,842 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 825 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:12:58,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:12:58,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 458 states and 882 transitions. [2021-11-13 23:12:58,136 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 882 transitions. [2021-11-13 23:12:58,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-13 23:12:58,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:12:58,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:12:58,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:12:58,243 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 780 trivial. 0 not checked. [2021-11-13 23:13:04,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:04,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 466 states and 895 transitions. [2021-11-13 23:13:04,536 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 895 transitions. [2021-11-13 23:13:04,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-13 23:13:04,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:04,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:04,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:04,557 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 856 trivial. 0 not checked. [2021-11-13 23:13:05,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:05,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 467 states and 896 transitions. [2021-11-13 23:13:05,755 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 896 transitions. [2021-11-13 23:13:05,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-13 23:13:05,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:05,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:05,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 872 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 872 trivial. 0 not checked. [2021-11-13 23:13:07,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:07,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 468 states and 896 transitions. [2021-11-13 23:13:07,391 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 896 transitions. [2021-11-13 23:13:07,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-13 23:13:07,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:07,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:08,119 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 0 proven. 904 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:15,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:15,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 475 states and 920 transitions. [2021-11-13 23:13:15,727 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 920 transitions. [2021-11-13 23:13:15,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-13 23:13:15,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:15,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:15,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:16,586 INFO L134 CoverageAnalysis]: Checked inductivity of 936 backedges. 936 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:24,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:24,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 482 states and 932 transitions. [2021-11-13 23:13:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 932 transitions. [2021-11-13 23:13:24,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-13 23:13:24,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:24,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:24,743 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 888 trivial. 0 not checked. [2021-11-13 23:13:31,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:31,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 490 states and 945 transitions. [2021-11-13 23:13:31,462 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 945 transitions. [2021-11-13 23:13:31,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-13 23:13:31,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:31,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:31,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:31,482 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 969 trivial. 0 not checked. [2021-11-13 23:13:32,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:32,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 491 states and 946 transitions. [2021-11-13 23:13:32,580 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 946 transitions. [2021-11-13 23:13:32,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-13 23:13:32,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:32,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:32,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:32,603 INFO L134 CoverageAnalysis]: Checked inductivity of 986 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 986 trivial. 0 not checked. [2021-11-13 23:13:34,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:34,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 492 states and 946 transitions. [2021-11-13 23:13:34,286 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 946 transitions. [2021-11-13 23:13:34,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-13 23:13:34,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:34,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:34,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:35,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1020 backedges. 0 proven. 1020 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:43,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:43,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 499 states and 970 transitions. [2021-11-13 23:13:43,020 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 970 transitions. [2021-11-13 23:13:43,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-13 23:13:43,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:43,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:43,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:44,094 INFO L134 CoverageAnalysis]: Checked inductivity of 1054 backedges. 1054 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:13:52,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:13:52,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 506 states and 982 transitions. [2021-11-13 23:13:52,641 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 982 transitions. [2021-11-13 23:13:52,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-13 23:13:52,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:13:52,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:13:52,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:13:52,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1071 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 1003 trivial. 0 not checked. [2021-11-13 23:14:00,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:00,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 514 states and 995 transitions. [2021-11-13 23:14:00,124 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 995 transitions. [2021-11-13 23:14:00,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-13 23:14:00,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:00,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:00,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1089 trivial. 0 not checked. [2021-11-13 23:14:01,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:01,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 515 states and 996 transitions. [2021-11-13 23:14:01,354 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 996 transitions. [2021-11-13 23:14:01,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-13 23:14:01,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:01,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:01,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:01,379 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1107 trivial. 0 not checked. [2021-11-13 23:14:03,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:03,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 516 states and 996 transitions. [2021-11-13 23:14:03,269 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 996 transitions. [2021-11-13 23:14:03,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-13 23:14:03,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:03,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:03,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:04,163 INFO L134 CoverageAnalysis]: Checked inductivity of 1143 backedges. 0 proven. 1143 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:14:12,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:12,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 523 states and 1020 transitions. [2021-11-13 23:14:12,772 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1020 transitions. [2021-11-13 23:14:12,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-13 23:14:12,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:12,773 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:12,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:13,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1179 backedges. 1179 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:14:22,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:22,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 530 states and 1032 transitions. [2021-11-13 23:14:22,806 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 1032 transitions. [2021-11-13 23:14:22,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-13 23:14:22,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:22,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:22,920 INFO L134 CoverageAnalysis]: Checked inductivity of 1197 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1125 trivial. 0 not checked. [2021-11-13 23:14:30,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:30,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 538 states and 1045 transitions. [2021-11-13 23:14:30,466 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1045 transitions. [2021-11-13 23:14:30,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-13 23:14:30,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:30,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:30,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1216 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1216 trivial. 0 not checked. [2021-11-13 23:14:31,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:31,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 539 states and 1046 transitions. [2021-11-13 23:14:31,927 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1046 transitions. [2021-11-13 23:14:31,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-13 23:14:31,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:31,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:31,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:31,948 INFO L134 CoverageAnalysis]: Checked inductivity of 1235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1235 trivial. 0 not checked. [2021-11-13 23:14:33,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:33,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 540 states and 1046 transitions. [2021-11-13 23:14:33,784 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1046 transitions. [2021-11-13 23:14:33,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-13 23:14:33,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:33,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:34,702 INFO L134 CoverageAnalysis]: Checked inductivity of 1273 backedges. 0 proven. 1273 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:14:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:43,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 547 states and 1070 transitions. [2021-11-13 23:14:43,843 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1070 transitions. [2021-11-13 23:14:43,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-13 23:14:43,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:43,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:43,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:44,917 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 1311 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:14:54,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:14:54,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 554 states and 1082 transitions. [2021-11-13 23:14:54,463 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1082 transitions. [2021-11-13 23:14:54,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-13 23:14:54,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:14:54,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:14:54,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:14:54,587 INFO L134 CoverageAnalysis]: Checked inductivity of 1330 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 1254 trivial. 0 not checked. [2021-11-13 23:15:02,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:02,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 562 states and 1095 transitions. [2021-11-13 23:15:02,807 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1095 transitions. [2021-11-13 23:15:02,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-13 23:15:02,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:02,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:02,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1350 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1350 trivial. 0 not checked. [2021-11-13 23:15:04,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:04,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 563 states and 1096 transitions. [2021-11-13 23:15:04,147 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1096 transitions. [2021-11-13 23:15:04,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-13 23:15:04,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:04,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:04,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:04,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1370 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1370 trivial. 0 not checked. [2021-11-13 23:15:06,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:06,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1096 states to 564 states and 1096 transitions. [2021-11-13 23:15:06,256 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1096 transitions. [2021-11-13 23:15:06,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 23:15:06,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:06,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:07,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1410 backedges. 0 proven. 1410 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:16,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:16,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 571 states and 1120 transitions. [2021-11-13 23:15:16,665 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1120 transitions. [2021-11-13 23:15:16,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2021-11-13 23:15:16,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:16,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:17,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1450 backedges. 1450 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:27,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:27,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 578 states and 1132 transitions. [2021-11-13 23:15:27,755 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1132 transitions. [2021-11-13 23:15:27,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 23:15:27,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:27,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:27,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:27,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1470 backedges. 0 proven. 80 refuted. 0 times theorem prover too weak. 1390 trivial. 0 not checked. [2021-11-13 23:15:36,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:36,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 586 states and 1145 transitions. [2021-11-13 23:15:36,124 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1145 transitions. [2021-11-13 23:15:36,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-13 23:15:36,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:36,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:36,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:36,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1491 trivial. 0 not checked. [2021-11-13 23:15:37,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:37,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 587 states and 1146 transitions. [2021-11-13 23:15:37,886 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1146 transitions. [2021-11-13 23:15:37,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-13 23:15:37,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:37,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:37,914 INFO L134 CoverageAnalysis]: Checked inductivity of 1512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1512 trivial. 0 not checked. [2021-11-13 23:15:39,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:39,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 588 states and 1146 transitions. [2021-11-13 23:15:39,889 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1146 transitions. [2021-11-13 23:15:39,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2021-11-13 23:15:39,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:39,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:39,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:41,085 INFO L134 CoverageAnalysis]: Checked inductivity of 1554 backedges. 0 proven. 1554 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:15:50,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:15:50,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 595 states and 1170 transitions. [2021-11-13 23:15:50,753 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1170 transitions. [2021-11-13 23:15:50,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-13 23:15:50,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:15:50,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:15:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:15:52,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 1596 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:02,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1182 states to 602 states and 1182 transitions. [2021-11-13 23:16:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1182 transitions. [2021-11-13 23:16:02,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-13 23:16:02,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:02,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:02,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:02,670 INFO L134 CoverageAnalysis]: Checked inductivity of 1617 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 1533 trivial. 0 not checked. [2021-11-13 23:16:11,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:11,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 610 states and 1195 transitions. [2021-11-13 23:16:11,121 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1195 transitions. [2021-11-13 23:16:11,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-13 23:16:11,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:11,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:11,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1639 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1639 trivial. 0 not checked. [2021-11-13 23:16:12,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:12,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 611 states and 1196 transitions. [2021-11-13 23:16:12,830 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1196 transitions. [2021-11-13 23:16:12,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-13 23:16:12,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:12,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:12,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1661 trivial. 0 not checked. [2021-11-13 23:16:15,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:15,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 612 states and 1196 transitions. [2021-11-13 23:16:15,075 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1196 transitions. [2021-11-13 23:16:15,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-13 23:16:15,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:15,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:15,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:16,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1705 backedges. 0 proven. 1705 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:26,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:26,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 619 states and 1220 transitions. [2021-11-13 23:16:26,312 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1220 transitions. [2021-11-13 23:16:26,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-13 23:16:26,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:26,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:26,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:27,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1749 backedges. 1749 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:16:38,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:38,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 626 states and 1232 transitions. [2021-11-13 23:16:38,522 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1232 transitions. [2021-11-13 23:16:38,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-13 23:16:38,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:38,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:38,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1771 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2021-11-13 23:16:47,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:47,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 634 states and 1245 transitions. [2021-11-13 23:16:47,683 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1245 transitions. [2021-11-13 23:16:47,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-11-13 23:16:47,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:47,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:47,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:47,710 INFO L134 CoverageAnalysis]: Checked inductivity of 1794 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1794 trivial. 0 not checked. [2021-11-13 23:16:49,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:49,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 635 states and 1246 transitions. [2021-11-13 23:16:49,424 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1246 transitions. [2021-11-13 23:16:49,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-13 23:16:49,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:49,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:49,445 INFO L134 CoverageAnalysis]: Checked inductivity of 1817 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1817 trivial. 0 not checked. [2021-11-13 23:16:51,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:16:51,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1246 states to 636 states and 1246 transitions. [2021-11-13 23:16:51,763 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 1246 transitions. [2021-11-13 23:16:51,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2021-11-13 23:16:51,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:16:51,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:16:51,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:16:52,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1863 backedges. 0 proven. 1863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:17:03,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:03,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 643 states and 1270 transitions. [2021-11-13 23:17:03,647 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1270 transitions. [2021-11-13 23:17:03,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2021-11-13 23:17:03,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:03,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:05,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1909 backedges. 1909 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:17:16,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:16,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 650 states and 1282 transitions. [2021-11-13 23:17:16,439 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 1282 transitions. [2021-11-13 23:17:16,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-13 23:17:16,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:16,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:16,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:16,562 INFO L134 CoverageAnalysis]: Checked inductivity of 1932 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 1840 trivial. 0 not checked. [2021-11-13 23:17:26,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:26,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 658 states and 1295 transitions. [2021-11-13 23:17:26,174 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1295 transitions. [2021-11-13 23:17:26,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2021-11-13 23:17:26,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:26,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:26,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:26,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1956 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1956 trivial. 0 not checked. [2021-11-13 23:17:27,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:27,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 659 states and 1296 transitions. [2021-11-13 23:17:27,974 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1296 transitions. [2021-11-13 23:17:27,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-13 23:17:27,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:27,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:27,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1980 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2021-11-13 23:17:30,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:30,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 660 states and 1296 transitions. [2021-11-13 23:17:30,186 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1296 transitions. [2021-11-13 23:17:30,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-13 23:17:30,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:30,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:30,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:31,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2028 backedges. 0 proven. 2028 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:17:42,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:42,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 667 states and 1320 transitions. [2021-11-13 23:17:42,566 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1320 transitions. [2021-11-13 23:17:42,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2021-11-13 23:17:42,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:42,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:42,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:44,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2076 backedges. 2076 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:17:56,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:17:56,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1332 states to 674 states and 1332 transitions. [2021-11-13 23:17:56,103 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1332 transitions. [2021-11-13 23:17:56,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2021-11-13 23:17:56,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:17:56,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:17:56,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:17:56,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2100 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 2004 trivial. 0 not checked. [2021-11-13 23:18:06,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:06,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 682 states and 1345 transitions. [2021-11-13 23:18:06,197 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1345 transitions. [2021-11-13 23:18:06,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2021-11-13 23:18:06,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:06,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:06,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:06,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2125 trivial. 0 not checked. [2021-11-13 23:18:08,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:08,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 683 states and 1346 transitions. [2021-11-13 23:18:08,074 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1346 transitions. [2021-11-13 23:18:08,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2021-11-13 23:18:08,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:08,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:08,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2150 trivial. 0 not checked. [2021-11-13 23:18:10,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:10,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1346 states to 684 states and 1346 transitions. [2021-11-13 23:18:10,592 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1346 transitions. [2021-11-13 23:18:10,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2021-11-13 23:18:10,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:10,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:10,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:11,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2200 backedges. 0 proven. 2200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:18:23,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:23,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1370 states to 691 states and 1370 transitions. [2021-11-13 23:18:23,663 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1370 transitions. [2021-11-13 23:18:23,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2021-11-13 23:18:23,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:23,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:23,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:25,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2250 backedges. 2250 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:18:37,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:37,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1382 states to 698 states and 1382 transitions. [2021-11-13 23:18:37,726 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1382 transitions. [2021-11-13 23:18:37,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2021-11-13 23:18:37,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:37,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:37,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:37,875 INFO L134 CoverageAnalysis]: Checked inductivity of 2275 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 2175 trivial. 0 not checked. [2021-11-13 23:18:48,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:48,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 706 states and 1395 transitions. [2021-11-13 23:18:48,328 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 1395 transitions. [2021-11-13 23:18:48,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2021-11-13 23:18:48,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:48,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:48,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2301 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2301 trivial. 0 not checked. [2021-11-13 23:18:50,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:50,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 707 states and 1396 transitions. [2021-11-13 23:18:50,244 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1396 transitions. [2021-11-13 23:18:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-13 23:18:50,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:50,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:50,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:50,266 INFO L134 CoverageAnalysis]: Checked inductivity of 2327 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2327 trivial. 0 not checked. [2021-11-13 23:18:52,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:18:52,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1396 states to 708 states and 1396 transitions. [2021-11-13 23:18:52,890 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1396 transitions. [2021-11-13 23:18:52,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2021-11-13 23:18:52,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:18:52,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:18:52,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:18:54,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2379 backedges. 0 proven. 2379 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:06,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:06,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1420 states to 715 states and 1420 transitions. [2021-11-13 23:19:06,609 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1420 transitions. [2021-11-13 23:19:06,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2021-11-13 23:19:06,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:06,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:06,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:08,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2431 backedges. 2431 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:19:21,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:21,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 722 states and 1432 transitions. [2021-11-13 23:19:21,421 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1432 transitions. [2021-11-13 23:19:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2021-11-13 23:19:21,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:21,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:21,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:21,554 INFO L134 CoverageAnalysis]: Checked inductivity of 2457 backedges. 0 proven. 104 refuted. 0 times theorem prover too weak. 2353 trivial. 0 not checked. [2021-11-13 23:19:32,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:32,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1445 states to 730 states and 1445 transitions. [2021-11-13 23:19:32,473 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1445 transitions. [2021-11-13 23:19:32,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2021-11-13 23:19:32,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:32,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:32,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:32,494 INFO L134 CoverageAnalysis]: Checked inductivity of 2484 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2484 trivial. 0 not checked. [2021-11-13 23:19:34,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:34,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 731 states and 1446 transitions. [2021-11-13 23:19:34,329 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1446 transitions. [2021-11-13 23:19:34,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2021-11-13 23:19:34,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:34,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:34,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:34,352 INFO L134 CoverageAnalysis]: Checked inductivity of 2511 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2511 trivial. 0 not checked. [2021-11-13 23:19:37,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:19:37,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 732 states and 1446 transitions. [2021-11-13 23:19:37,358 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1446 transitions. [2021-11-13 23:19:37,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-11-13 23:19:37,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:19:37,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:19:37,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:19:38,688 INFO L134 CoverageAnalysis]: Checked inductivity of 2565 backedges. 0 proven. 2565 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.