./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark18_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_9be3d618-a133-4249-abbb-44e5593f4b87/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/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_9be3d618-a133-4249-abbb-44e5593f4b87/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/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_9be3d618-a133-4249-abbb-44e5593f4b87/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 fe3c8b13f268d0f08d959b203c6650243d0aa01256dfd7d03d9b6e6990dd887b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:21:13,268 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:21:13,271 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:21:13,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:21:13,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:21:13,310 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:21:13,311 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:21:13,314 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:21:13,316 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:21:13,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:21:13,318 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:21:13,319 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:21:13,320 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:21:13,321 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:21:13,323 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:21:13,324 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:21:13,326 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:21:13,327 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:21:13,329 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:21:13,332 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:21:13,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:21:13,335 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:21:13,337 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:21:13,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:21:13,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:21:13,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:21:13,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:21:13,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:21:13,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:21:13,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:21:13,351 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:21:13,352 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:21:13,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:21:13,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:21:13,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:21:13,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:21:13,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:21:13,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:21:13,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:21:13,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:21:13,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:21:13,359 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/bin/ukojak-2xVlg8857e/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-13 23:21:13,385 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:21:13,385 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:21:13,386 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:21:13,386 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:21:13,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:21:13,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:21:13,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:21:13,388 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:21:13,388 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-13 23:21:13,389 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:21:13,389 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:21:13,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:21:13,389 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:21:13,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:21:13,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:21:13,390 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-13 23:21:13,390 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:21:13,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:21:13,391 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:21:13,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:21:13,391 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:21:13,392 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:21:13,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:21:13,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:21:13,393 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:21:13,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:21:13,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:21:13,394 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:21:13,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:21:13,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:21:13,394 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_9be3d618-a133-4249-abbb-44e5593f4b87/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe3c8b13f268d0f08d959b203c6650243d0aa01256dfd7d03d9b6e6990dd887b [2021-11-13 23:21:13,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:21:13,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:21:13,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:21:13,692 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:21:13,693 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:21:13,694 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i [2021-11-13 23:21:13,756 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/bin/ukojak-2xVlg8857e/data/dc5210a62/0a32676ee9df4f5c92959eda0962bec1/FLAGee2f857cd [2021-11-13 23:21:14,197 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:21:14,197 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i [2021-11-13 23:21:14,208 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/bin/ukojak-2xVlg8857e/data/dc5210a62/0a32676ee9df4f5c92959eda0962bec1/FLAGee2f857cd [2021-11-13 23:21:14,571 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/bin/ukojak-2xVlg8857e/data/dc5210a62/0a32676ee9df4f5c92959eda0962bec1 [2021-11-13 23:21:14,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:21:14,575 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:21:14,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:21:14,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:21:14,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:21:14,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:14" (1/1) ... [2021-11-13 23:21:14,582 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75dd789b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:14, skipping insertion in model container [2021-11-13 23:21:14,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:21:14" (1/1) ... [2021-11-13 23:21:14,590 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:21:14,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:21:14,796 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_9be3d618-a133-4249-abbb-44e5593f4b87/sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i[873,886] [2021-11-13 23:21:14,804 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:21:14,812 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:21:14,825 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_9be3d618-a133-4249-abbb-44e5593f4b87/sv-benchmarks/c/loop-zilu/benchmark18_conjunctive.i[873,886] [2021-11-13 23:21:14,829 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:21:14,841 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:21:14,842 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:14 WrapperNode [2021-11-13 23:21:14,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:21:14,843 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:21:14,843 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:21:14,844 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:21:14,851 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:14" (1/1) ... [2021-11-13 23:21:14,858 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:14" (1/1) ... [2021-11-13 23:21:14,875 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:21:14,876 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:21:14,876 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:21:14,876 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:21:14,884 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:14" (1/1) ... [2021-11-13 23:21:14,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:14" (1/1) ... [2021-11-13 23:21:14,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:14" (1/1) ... [2021-11-13 23:21:14,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:14" (1/1) ... [2021-11-13 23:21:14,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:14" (1/1) ... [2021-11-13 23:21:14,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:14" (1/1) ... [2021-11-13 23:21:14,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:14" (1/1) ... [2021-11-13 23:21:14,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:21:14,896 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:21:14,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:21:14,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:21:14,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:21:14" (1/1) ... [2021-11-13 23:21:14,905 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:21:14,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:21:14,934 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:21:14,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9be3d618-a133-4249-abbb-44e5593f4b87/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:21:14,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:21:14,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:21:14,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:21:14,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:21:15,179 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:21:15,179 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-13 23:21:15,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:15 BoogieIcfgContainer [2021-11-13 23:21:15,182 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:21:15,183 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:21:15,183 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:21:15,191 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:21:15,191 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:21:15" (1/1) ... [2021-11-13 23:21:15,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:21:15,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:15,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 13 states and 14 transitions. [2021-11-13 23:21:15,254 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 14 transitions. [2021-11-13 23:21:15,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-13 23:21:15,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:15,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:15,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:15,396 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 23:21:15,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:15,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2021-11-13 23:21:15,443 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2021-11-13 23:21:15,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-13 23:21:15,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:15,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:15,494 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 23:21:15,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:15,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-13 23:21:15,629 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-13 23:21:15,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-13 23:21:15,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:15,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:15,690 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 23:21:16,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:16,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 22 states and 30 transitions. [2021-11-13 23:21:16,020 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 30 transitions. [2021-11-13 23:21:16,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-13 23:21:16,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:16,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:16,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:16,091 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 23:21:16,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:16,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 27 states and 39 transitions. [2021-11-13 23:21:16,577 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 39 transitions. [2021-11-13 23:21:16,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-13 23:21:16,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:16,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:16,723 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:17,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:17,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2021-11-13 23:21:17,215 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2021-11-13 23:21:17,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-13 23:21:17,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:17,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:17,267 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:17,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:17,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 34 states and 51 transitions. [2021-11-13 23:21:17,515 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2021-11-13 23:21:17,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-13 23:21:17,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:17,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:17,608 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 23:21:18,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:18,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2021-11-13 23:21:18,265 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2021-11-13 23:21:18,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 23:21:18,266 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:18,266 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:18,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:18,319 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 23:21:18,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:18,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2021-11-13 23:21:18,616 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2021-11-13 23:21:18,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-13 23:21:18,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:18,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:18,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:18,724 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:19,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:19,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 46 states and 74 transitions. [2021-11-13 23:21:19,384 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 74 transitions. [2021-11-13 23:21:19,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-13 23:21:19,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:19,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:19,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:19,474 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:19,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:19,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2021-11-13 23:21:19,754 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2021-11-13 23:21:19,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-13 23:21:19,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:19,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:19,893 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:20,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:20,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 53 states and 87 transitions. [2021-11-13 23:21:20,744 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 87 transitions. [2021-11-13 23:21:20,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-13 23:21:20,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:20,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:20,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:20,884 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:21,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:21,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 56 states and 89 transitions. [2021-11-13 23:21:21,384 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 89 transitions. [2021-11-13 23:21:21,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-13 23:21:21,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:21,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:21,516 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 23:21:22,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:22,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2021-11-13 23:21:22,238 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2021-11-13 23:21:22,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-13 23:21:22,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:22,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:22,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:22,397 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:22,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:22,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 63 states and 104 transitions. [2021-11-13 23:21:22,748 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 104 transitions. [2021-11-13 23:21:22,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-13 23:21:22,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:22,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:22,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:22,891 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:23,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:23,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 68 states and 118 transitions. [2021-11-13 23:21:23,902 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 118 transitions. [2021-11-13 23:21:23,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-13 23:21:23,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:23,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:23,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:24,137 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:24,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:24,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 71 states and 120 transitions. [2021-11-13 23:21:24,698 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 120 transitions. [2021-11-13 23:21:24,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-13 23:21:24,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:24,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:24,863 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:25,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:25,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 76 states and 136 transitions. [2021-11-13 23:21:25,786 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 136 transitions. [2021-11-13 23:21:25,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-13 23:21:25,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:25,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:25,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:26,099 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:26,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:26,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 78 states and 137 transitions. [2021-11-13 23:21:26,548 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 137 transitions. [2021-11-13 23:21:26,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-13 23:21:26,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:26,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:26,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:26,755 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:27,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:27,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 83 states and 153 transitions. [2021-11-13 23:21:27,884 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 153 transitions. [2021-11-13 23:21:27,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-13 23:21:27,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:27,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:28,181 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:28,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:28,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 86 states and 155 transitions. [2021-11-13 23:21:28,825 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 155 transitions. [2021-11-13 23:21:28,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:21:28,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:28,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:29,064 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:30,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:30,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 91 states and 173 transitions. [2021-11-13 23:21:30,201 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 173 transitions. [2021-11-13 23:21:30,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-13 23:21:30,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:30,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:30,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:30,562 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:31,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:31,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 93 states and 174 transitions. [2021-11-13 23:21:31,001 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 174 transitions. [2021-11-13 23:21:31,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-13 23:21:31,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:31,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:31,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:31,217 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:32,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:32,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 98 states and 192 transitions. [2021-11-13 23:21:32,613 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 192 transitions. [2021-11-13 23:21:32,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:21:32,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:32,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:32,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:33,128 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:34,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:34,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 101 states and 194 transitions. [2021-11-13 23:21:34,018 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 194 transitions. [2021-11-13 23:21:34,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-13 23:21:34,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:34,019 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:34,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:34,245 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:35,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:35,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 106 states and 214 transitions. [2021-11-13 23:21:35,600 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 214 transitions. [2021-11-13 23:21:35,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:21:35,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:35,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:36,093 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:36,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:36,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 108 states and 215 transitions. [2021-11-13 23:21:36,784 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 215 transitions. [2021-11-13 23:21:36,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-13 23:21:36,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:36,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:37,040 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:38,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:38,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 113 states and 235 transitions. [2021-11-13 23:21:38,603 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 235 transitions. [2021-11-13 23:21:38,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-13 23:21:38,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:38,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:38,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:39,171 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:40,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:40,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 116 states and 237 transitions. [2021-11-13 23:21:40,036 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 237 transitions. [2021-11-13 23:21:40,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-13 23:21:40,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:40,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:40,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:40,269 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:41,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:41,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 121 states and 259 transitions. [2021-11-13 23:21:41,908 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 259 transitions. [2021-11-13 23:21:41,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:21:41,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:41,909 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:42,605 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:43,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:43,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 123 states and 260 transitions. [2021-11-13 23:21:43,216 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 260 transitions. [2021-11-13 23:21:43,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:21:43,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:43,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:43,526 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:45,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:45,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 128 states and 282 transitions. [2021-11-13 23:21:45,315 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 282 transitions. [2021-11-13 23:21:45,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-13 23:21:45,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:45,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:45,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:46,179 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 140 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:47,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:47,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 131 states and 284 transitions. [2021-11-13 23:21:47,130 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 284 transitions. [2021-11-13 23:21:47,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-13 23:21:47,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:47,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:47,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:47,414 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:49,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:49,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 136 states and 308 transitions. [2021-11-13 23:21:49,254 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 308 transitions. [2021-11-13 23:21:49,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-13 23:21:49,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:49,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:49,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:50,107 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:50,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:50,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 138 states and 309 transitions. [2021-11-13 23:21:50,765 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 309 transitions. [2021-11-13 23:21:50,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-13 23:21:50,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:50,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:51,041 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:53,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:53,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 143 states and 333 transitions. [2021-11-13 23:21:53,001 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 333 transitions. [2021-11-13 23:21:53,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-13 23:21:53,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:53,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:54,143 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 180 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:55,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:55,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 146 states and 335 transitions. [2021-11-13 23:21:55,293 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 335 transitions. [2021-11-13 23:21:55,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-13 23:21:55,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:55,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:55,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:55,654 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:57,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:57,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 151 states and 361 transitions. [2021-11-13 23:21:57,664 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 361 transitions. [2021-11-13 23:21:57,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-13 23:21:57,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:57,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:58,854 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 207 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:59,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:59,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 153 states and 362 transitions. [2021-11-13 23:21:59,584 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 362 transitions. [2021-11-13 23:21:59,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:21:59,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:59,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:59,930 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:02,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:02,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 158 states and 388 transitions. [2021-11-13 23:22:02,234 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 388 transitions. [2021-11-13 23:22:02,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:22:02,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:02,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:02,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:03,490 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 225 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:04,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:04,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 161 states and 390 transitions. [2021-11-13 23:22:04,713 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 390 transitions. [2021-11-13 23:22:04,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:22:04,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:04,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:04,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:05,051 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 245 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:07,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:07,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 166 states and 418 transitions. [2021-11-13 23:22:07,290 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 418 transitions. [2021-11-13 23:22:07,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-13 23:22:07,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:07,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:07,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:08,647 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 255 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:09,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:09,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 168 states and 419 transitions. [2021-11-13 23:22:09,463 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 419 transitions. [2021-11-13 23:22:09,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:22:09,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:09,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:09,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:09,945 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:12,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:12,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 173 states and 447 transitions. [2021-11-13 23:22:12,470 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 447 transitions. [2021-11-13 23:22:12,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-13 23:22:12,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:12,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:12,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,186 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 275 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:15,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:15,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 176 states and 449 transitions. [2021-11-13 23:22:15,486 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 449 transitions. [2021-11-13 23:22:15,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-13 23:22:15,487 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:15,487 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:15,996 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 0 proven. 297 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:18,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:18,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 181 states and 479 transitions. [2021-11-13 23:22:18,333 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 479 transitions. [2021-11-13 23:22:18,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-13 23:22:18,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:18,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:18,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:20,398 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 308 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:21,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:21,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 183 states and 480 transitions. [2021-11-13 23:22:21,284 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 480 transitions. [2021-11-13 23:22:21,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-13 23:22:21,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:21,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:21,669 INFO L134 CoverageAnalysis]: Checked inductivity of 319 backedges. 0 proven. 319 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:24,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:24,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 188 states and 510 transitions. [2021-11-13 23:22:24,308 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 510 transitions. [2021-11-13 23:22:24,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-13 23:22:24,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:24,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:24,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:26,180 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 330 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:27,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:27,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 191 states and 512 transitions. [2021-11-13 23:22:27,646 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 512 transitions. [2021-11-13 23:22:27,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:22:27,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:27,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:27,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:28,054 INFO L134 CoverageAnalysis]: Checked inductivity of 354 backedges. 0 proven. 354 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:30,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:30,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 196 states and 544 transitions. [2021-11-13 23:22:30,665 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 544 transitions. [2021-11-13 23:22:30,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-13 23:22:30,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:30,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:30,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,779 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 366 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:33,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:33,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 198 states and 545 transitions. [2021-11-13 23:22:33,745 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 545 transitions. [2021-11-13 23:22:33,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:22:33,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:33,746 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:33,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:34,156 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:37,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:37,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 203 states and 577 transitions. [2021-11-13 23:22:37,050 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 577 transitions. [2021-11-13 23:22:37,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:22:37,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:37,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:39,207 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 390 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:40,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:40,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 206 states and 579 transitions. [2021-11-13 23:22:40,818 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 579 transitions. [2021-11-13 23:22:40,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-13 23:22:40,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:40,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:41,247 INFO L134 CoverageAnalysis]: Checked inductivity of 416 backedges. 0 proven. 416 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:44,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:44,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 211 states and 613 transitions. [2021-11-13 23:22:44,062 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 613 transitions. [2021-11-13 23:22:44,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:22:44,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:44,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:44,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:47,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:47,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 213 states and 614 transitions. [2021-11-13 23:22:47,440 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 614 transitions. [2021-11-13 23:22:47,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-13 23:22:47,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:47,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:48,091 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 442 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:51,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:51,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 218 states and 648 transitions. [2021-11-13 23:22:51,201 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 648 transitions. [2021-11-13 23:22:51,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-13 23:22:51,201 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:51,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:53,906 INFO L134 CoverageAnalysis]: Checked inductivity of 455 backedges. 455 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:55,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:55,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 221 states and 650 transitions. [2021-11-13 23:22:55,498 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 650 transitions. [2021-11-13 23:22:55,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-13 23:22:55,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:55,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:55,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:56,061 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 483 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:22:59,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:59,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 226 states and 686 transitions. [2021-11-13 23:22:59,113 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 686 transitions. [2021-11-13 23:22:59,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:22:59,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:59,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:59,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:01,841 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 497 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:02,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:02,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 228 states and 687 transitions. [2021-11-13 23:23:02,960 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 687 transitions. [2021-11-13 23:23:02,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-13 23:23:02,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:02,961 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:02,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:03,513 INFO L134 CoverageAnalysis]: Checked inductivity of 511 backedges. 0 proven. 511 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:06,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:06,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 233 states and 723 transitions. [2021-11-13 23:23:06,798 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 723 transitions. [2021-11-13 23:23:06,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-13 23:23:06,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:06,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:06,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:09,868 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 525 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:11,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:11,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 236 states and 725 transitions. [2021-11-13 23:23:11,597 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 725 transitions. [2021-11-13 23:23:11,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-13 23:23:11,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:11,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:12,102 INFO L134 CoverageAnalysis]: Checked inductivity of 555 backedges. 0 proven. 555 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:15,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:15,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 241 states and 763 transitions. [2021-11-13 23:23:15,317 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 763 transitions. [2021-11-13 23:23:15,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-13 23:23:15,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:15,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:15,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:18,487 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 570 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:19,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:19,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 243 states and 764 transitions. [2021-11-13 23:23:19,696 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 764 transitions. [2021-11-13 23:23:19,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-13 23:23:19,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:19,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:19,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:20,253 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:23,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:23,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 248 states and 802 transitions. [2021-11-13 23:23:23,857 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 802 transitions. [2021-11-13 23:23:23,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-13 23:23:23,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:23,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:23,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:27,543 INFO L134 CoverageAnalysis]: Checked inductivity of 600 backedges. 600 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:29,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:29,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 804 states to 251 states and 804 transitions. [2021-11-13 23:23:29,378 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 804 transitions. [2021-11-13 23:23:29,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-13 23:23:29,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:29,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:29,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:29,923 INFO L134 CoverageAnalysis]: Checked inductivity of 632 backedges. 0 proven. 632 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:33,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 256 states and 844 transitions. [2021-11-13 23:23:33,389 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 844 transitions. [2021-11-13 23:23:33,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-13 23:23:33,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:33,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:33,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:37,014 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 648 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:38,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:38,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 258 states and 845 transitions. [2021-11-13 23:23:38,300 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 845 transitions. [2021-11-13 23:23:38,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 23:23:38,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:38,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:38,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:38,982 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 0 proven. 664 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:42,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:42,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 263 states and 885 transitions. [2021-11-13 23:23:42,964 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 885 transitions. [2021-11-13 23:23:42,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-13 23:23:42,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:42,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:42,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:46,794 INFO L134 CoverageAnalysis]: Checked inductivity of 680 backedges. 680 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:48,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:48,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 266 states and 887 transitions. [2021-11-13 23:23:48,897 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 887 transitions. [2021-11-13 23:23:48,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-13 23:23:48,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:48,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:48,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:49,469 INFO L134 CoverageAnalysis]: Checked inductivity of 714 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:53,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:53,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 271 states and 929 transitions. [2021-11-13 23:23:53,127 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 929 transitions. [2021-11-13 23:23:53,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-13 23:23:53,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:53,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:57,589 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 731 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:23:58,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:23:58,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 273 states and 930 transitions. [2021-11-13 23:23:58,964 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 930 transitions. [2021-11-13 23:23:58,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-13 23:23:58,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:23:58,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:23:58,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:23:59,574 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 0 proven. 748 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:03,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:03,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 278 states and 972 transitions. [2021-11-13 23:24:03,713 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 972 transitions. [2021-11-13 23:24:03,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-13 23:24:03,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:03,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:08,115 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 765 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:10,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:10,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 281 states and 974 transitions. [2021-11-13 23:24:10,346 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 974 transitions. [2021-11-13 23:24:10,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-13 23:24:10,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:10,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:10,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:10,939 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 801 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:14,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:14,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 286 states and 1018 transitions. [2021-11-13 23:24:14,852 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 1018 transitions. [2021-11-13 23:24:14,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-11-13 23:24:14,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:14,853 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:14,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:19,406 INFO L134 CoverageAnalysis]: Checked inductivity of 819 backedges. 819 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:20,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:20,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 288 states and 1019 transitions. [2021-11-13 23:24:20,995 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 1019 transitions. [2021-11-13 23:24:20,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-11-13 23:24:20,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:20,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:21,643 INFO L134 CoverageAnalysis]: Checked inductivity of 837 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:25,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:25,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1063 states to 293 states and 1063 transitions. [2021-11-13 23:24:25,837 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 1063 transitions. [2021-11-13 23:24:25,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-13 23:24:25,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:25,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:25,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:30,852 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 855 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:33,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:33,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 296 states and 1065 transitions. [2021-11-13 23:24:33,059 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 1065 transitions. [2021-11-13 23:24:33,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-13 23:24:33,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:33,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:33,754 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 893 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:37,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:37,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 301 states and 1111 transitions. [2021-11-13 23:24:37,760 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 1111 transitions. [2021-11-13 23:24:37,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-13 23:24:37,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:37,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:43,121 INFO L134 CoverageAnalysis]: Checked inductivity of 912 backedges. 912 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:44,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:44,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1112 states to 303 states and 1112 transitions. [2021-11-13 23:24:44,660 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 1112 transitions. [2021-11-13 23:24:44,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-13 23:24:44,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:44,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:45,323 INFO L134 CoverageAnalysis]: Checked inductivity of 931 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:49,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:49,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1158 states to 308 states and 1158 transitions. [2021-11-13 23:24:49,936 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 1158 transitions. [2021-11-13 23:24:49,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-13 23:24:49,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:49,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:49,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:55,396 INFO L134 CoverageAnalysis]: Checked inductivity of 950 backedges. 950 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:58,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:58,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1160 states to 311 states and 1160 transitions. [2021-11-13 23:24:58,134 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 1160 transitions. [2021-11-13 23:24:58,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-13 23:24:58,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:58,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:58,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:58,842 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:03,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:03,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1208 states to 316 states and 1208 transitions. [2021-11-13 23:25:03,618 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 1208 transitions. [2021-11-13 23:25:03,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-13 23:25:03,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:03,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:03,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:09,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 1010 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:11,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:11,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1209 states to 318 states and 1209 transitions. [2021-11-13 23:25:11,113 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 1209 transitions. [2021-11-13 23:25:11,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-13 23:25:11,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:11,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:11,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:11,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1030 backedges. 0 proven. 1030 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:17,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:17,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1257 states to 323 states and 1257 transitions. [2021-11-13 23:25:17,077 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 1257 transitions. [2021-11-13 23:25:17,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-13 23:25:17,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:17,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:17,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:23,251 INFO L134 CoverageAnalysis]: Checked inductivity of 1050 backedges. 1050 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:25,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:25,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 326 states and 1259 transitions. [2021-11-13 23:25:25,887 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 1259 transitions. [2021-11-13 23:25:25,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-13 23:25:25,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:25,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:26,714 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 0 proven. 1092 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:31,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:31,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 331 states and 1309 transitions. [2021-11-13 23:25:31,332 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 1309 transitions. [2021-11-13 23:25:31,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-13 23:25:31,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:31,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:31,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:37,522 INFO L134 CoverageAnalysis]: Checked inductivity of 1113 backedges. 1113 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:39,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:39,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 333 states and 1310 transitions. [2021-11-13 23:25:39,371 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 1310 transitions. [2021-11-13 23:25:39,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2021-11-13 23:25:39,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:39,371 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:39,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:40,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1134 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:45,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:45,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 338 states and 1360 transitions. [2021-11-13 23:25:45,183 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 1360 transitions. [2021-11-13 23:25:45,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-13 23:25:45,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:45,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:45,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:52,043 INFO L134 CoverageAnalysis]: Checked inductivity of 1155 backedges. 1155 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:54,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:54,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 341 states and 1362 transitions. [2021-11-13 23:25:54,837 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 1362 transitions. [2021-11-13 23:25:54,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-13 23:25:54,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:54,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:54,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:55,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1199 backedges. 0 proven. 1199 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:00,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:00,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 346 states and 1414 transitions. [2021-11-13 23:26:00,698 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 1414 transitions. [2021-11-13 23:26:00,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-13 23:26:00,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:00,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:00,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:07,836 INFO L134 CoverageAnalysis]: Checked inductivity of 1221 backedges. 1221 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:09,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:09,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1415 states to 348 states and 1415 transitions. [2021-11-13 23:26:09,634 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 1415 transitions. [2021-11-13 23:26:09,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-13 23:26:09,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:09,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:09,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:10,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1243 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:16,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:16,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1467 states to 353 states and 1467 transitions. [2021-11-13 23:26:16,099 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 1467 transitions. [2021-11-13 23:26:16,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2021-11-13 23:26:16,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:16,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:16,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:23,765 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 1265 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 356 states and 1469 transitions. [2021-11-13 23:26:26,686 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 1469 transitions. [2021-11-13 23:26:26,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-13 23:26:26,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:26,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:27,463 INFO L134 CoverageAnalysis]: Checked inductivity of 1311 backedges. 0 proven. 1311 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:32,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:32,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1523 states to 361 states and 1523 transitions. [2021-11-13 23:26:32,855 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 1523 transitions. [2021-11-13 23:26:32,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-11-13 23:26:32,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:32,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:32,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:41,294 INFO L134 CoverageAnalysis]: Checked inductivity of 1334 backedges. 1334 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:43,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:43,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1524 states to 363 states and 1524 transitions. [2021-11-13 23:26:43,367 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 1524 transitions. [2021-11-13 23:26:43,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-13 23:26:43,368 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:43,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:44,385 INFO L134 CoverageAnalysis]: Checked inductivity of 1357 backedges. 0 proven. 1357 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:50,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:50,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1578 states to 368 states and 1578 transitions. [2021-11-13 23:26:50,202 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 1578 transitions. [2021-11-13 23:26:50,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-11-13 23:26:50,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:50,203 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:50,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:58,856 INFO L134 CoverageAnalysis]: Checked inductivity of 1380 backedges. 1380 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:01,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:01,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1580 states to 371 states and 1580 transitions. [2021-11-13 23:27:01,975 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 1580 transitions. [2021-11-13 23:27:01,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-11-13 23:27:01,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:01,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:02,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1428 backedges. 0 proven. 1428 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:08,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:08,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1636 states to 376 states and 1636 transitions. [2021-11-13 23:27:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 1636 transitions. [2021-11-13 23:27:08,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-13 23:27:08,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:08,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:08,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:17,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1452 backedges. 1452 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:19,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:19,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1637 states to 378 states and 1637 transitions. [2021-11-13 23:27:19,609 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 1637 transitions. [2021-11-13 23:27:19,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-13 23:27:19,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:19,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:19,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:20,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1476 backedges. 0 proven. 1476 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:26,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:26,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 383 states and 1693 transitions. [2021-11-13 23:27:26,874 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 1693 transitions. [2021-11-13 23:27:26,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-13 23:27:26,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:26,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:36,531 INFO L134 CoverageAnalysis]: Checked inductivity of 1500 backedges. 1500 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:39,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:39,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1695 states to 386 states and 1695 transitions. [2021-11-13 23:27:39,634 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 1695 transitions. [2021-11-13 23:27:39,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-13 23:27:39,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:39,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:39,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:40,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 1550 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:46,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:46,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1753 states to 391 states and 1753 transitions. [2021-11-13 23:27:46,288 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 1753 transitions. [2021-11-13 23:27:46,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-13 23:27:46,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:46,289 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:46,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:55,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 1575 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:57,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:57,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1754 states to 393 states and 1754 transitions. [2021-11-13 23:27:57,890 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 1754 transitions. [2021-11-13 23:27:57,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-13 23:27:57,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:57,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:57,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:58,750 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 0 proven. 1600 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:05,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:05,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 398 states and 1812 transitions. [2021-11-13 23:28:05,091 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 1812 transitions. [2021-11-13 23:28:05,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-13 23:28:05,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:05,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:15,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1625 backedges. 1625 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:18,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:18,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1814 states to 401 states and 1814 transitions. [2021-11-13 23:28:18,341 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 1814 transitions. [2021-11-13 23:28:18,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-13 23:28:18,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:18,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:18,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:19,199 INFO L134 CoverageAnalysis]: Checked inductivity of 1677 backedges. 0 proven. 1677 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:25,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:25,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 406 states and 1874 transitions. [2021-11-13 23:28:25,184 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 1874 transitions. [2021-11-13 23:28:25,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-13 23:28:25,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:25,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:25,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:35,280 INFO L134 CoverageAnalysis]: Checked inductivity of 1703 backedges. 1703 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:37,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:37,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 408 states and 1875 transitions. [2021-11-13 23:28:37,580 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 1875 transitions. [2021-11-13 23:28:37,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-13 23:28:37,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:37,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:37,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:38,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1729 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:45,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:45,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 413 states and 1935 transitions. [2021-11-13 23:28:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1935 transitions. [2021-11-13 23:28:45,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-13 23:28:45,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:45,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:55,818 INFO L134 CoverageAnalysis]: Checked inductivity of 1755 backedges. 1755 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:28:59,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:59,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 416 states and 1937 transitions. [2021-11-13 23:28:59,081 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 1937 transitions. [2021-11-13 23:28:59,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-13 23:28:59,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:59,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:00,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1809 backedges. 0 proven. 1809 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:06,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:06,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 421 states and 1999 transitions. [2021-11-13 23:29:06,085 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 1999 transitions. [2021-11-13 23:29:06,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-13 23:29:06,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:06,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:06,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:16,963 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 1836 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:19,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:19,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 423 states and 2000 transitions. [2021-11-13 23:29:19,348 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 2000 transitions. [2021-11-13 23:29:19,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-13 23:29:19,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:19,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:20,276 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 23:29:26,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:26,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2062 states to 428 states and 2062 transitions. [2021-11-13 23:29:26,977 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 2062 transitions. [2021-11-13 23:29:26,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-13 23:29:26,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:26,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:27,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 1890 backedges. 1890 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:42,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:42,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2064 states to 431 states and 2064 transitions. [2021-11-13 23:29:42,333 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 2064 transitions. [2021-11-13 23:29:42,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-13 23:29:42,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:42,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:43,262 INFO L134 CoverageAnalysis]: Checked inductivity of 1946 backedges. 0 proven. 1946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:29:49,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:49,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2128 states to 436 states and 2128 transitions. [2021-11-13 23:29:49,577 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 2128 transitions. [2021-11-13 23:29:49,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-13 23:29:49,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:49,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:01,304 INFO L134 CoverageAnalysis]: Checked inductivity of 1974 backedges. 1974 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:03,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:03,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2129 states to 438 states and 2129 transitions. [2021-11-13 23:30:03,660 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 2129 transitions. [2021-11-13 23:30:03,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-13 23:30:03,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:03,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:03,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:04,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2002 backedges. 0 proven. 2002 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:11,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:11,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2193 states to 443 states and 2193 transitions. [2021-11-13 23:30:11,892 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 2193 transitions. [2021-11-13 23:30:11,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-13 23:30:11,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:11,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:11,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:24,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2030 backedges. 2030 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:27,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:27,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2195 states to 446 states and 2195 transitions. [2021-11-13 23:30:27,763 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 2195 transitions. [2021-11-13 23:30:27,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-13 23:30:27,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:27,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:27,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:28,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2088 backedges. 0 proven. 2088 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:35,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:35,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 451 states and 2261 transitions. [2021-11-13 23:30:35,574 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 2261 transitions. [2021-11-13 23:30:35,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-13 23:30:35,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:35,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:35,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:48,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2117 backedges. 2117 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:51,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:51,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2262 states to 453 states and 2262 transitions. [2021-11-13 23:30:51,388 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 2262 transitions. [2021-11-13 23:30:51,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-13 23:30:51,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:51,389 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:52,555 INFO L134 CoverageAnalysis]: Checked inductivity of 2146 backedges. 0 proven. 2146 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:30:59,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:59,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2328 states to 458 states and 2328 transitions. [2021-11-13 23:30:59,892 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 2328 transitions. [2021-11-13 23:30:59,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-13 23:30:59,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:59,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:59,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:13,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2175 backedges. 2175 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:17,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:17,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2330 states to 461 states and 2330 transitions. [2021-11-13 23:31:17,368 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 2330 transitions. [2021-11-13 23:31:17,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-13 23:31:17,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:17,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:17,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:18,566 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 0 proven. 2235 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:25,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:25,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2398 states to 466 states and 2398 transitions. [2021-11-13 23:31:25,616 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 2398 transitions. [2021-11-13 23:31:25,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-13 23:31:25,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:25,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:25,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:39,331 INFO L134 CoverageAnalysis]: Checked inductivity of 2265 backedges. 2265 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:41,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:41,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2399 states to 468 states and 2399 transitions. [2021-11-13 23:31:41,876 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 2399 transitions. [2021-11-13 23:31:41,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2021-11-13 23:31:41,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:41,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:42,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 2295 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:31:50,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:50,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2467 states to 473 states and 2467 transitions. [2021-11-13 23:31:50,533 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 2467 transitions. [2021-11-13 23:31:50,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2021-11-13 23:31:50,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:50,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat