./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/sina5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/sina5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 503513a726b63dcf7252b591818901fbaab844b1443a8550e123aa98a06238f6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:44:57,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:44:57,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:44:57,946 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:44:57,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:44:57,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:44:57,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:44:57,956 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:44:57,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:44:57,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:44:57,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:44:57,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:44:57,968 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:44:57,970 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:44:57,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:44:57,977 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:44:57,979 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:44:57,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:44:57,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:44:57,990 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:44:57,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:44:57,994 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:44:57,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:44:57,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:44:58,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:44:58,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:44:58,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:44:58,008 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:44:58,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:44:58,010 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:44:58,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:44:58,011 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:44:58,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:44:58,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:44:58,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:44:58,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:44:58,017 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:44:58,017 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:44:58,017 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:44:58,018 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:44:58,019 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:44:58,020 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:44:58,062 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:44:58,063 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:44:58,064 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:44:58,064 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:44:58,065 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:44:58,065 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:44:58,066 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:44:58,066 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:44:58,066 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:44:58,066 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:44:58,067 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:44:58,067 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:44:58,068 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:44:58,068 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:44:58,068 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:44:58,068 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:44:58,068 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:44:58,068 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:44:58,069 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:44:58,069 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:44:58,069 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:44:58,069 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:44:58,070 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:44:58,070 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:44:58,070 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:44:58,070 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:44:58,070 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:44:58,071 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:44:58,071 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_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 503513a726b63dcf7252b591818901fbaab844b1443a8550e123aa98a06238f6 [2021-11-23 00:44:58,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:44:58,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:44:58,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:44:58,388 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:44:58,389 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:44:58,391 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/sina5.c [2021-11-23 00:44:58,487 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/data/0b348da0e/62ef38f19565436d8ff4347480088b38/FLAG9fbd3a390 [2021-11-23 00:44:59,013 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:44:59,013 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/sv-benchmarks/c/array-fpi/sina5.c [2021-11-23 00:44:59,022 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/data/0b348da0e/62ef38f19565436d8ff4347480088b38/FLAG9fbd3a390 [2021-11-23 00:44:59,412 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/data/0b348da0e/62ef38f19565436d8ff4347480088b38 [2021-11-23 00:44:59,415 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:44:59,417 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:44:59,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:44:59,422 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:44:59,425 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:44:59,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:44:59" (1/1) ... [2021-11-23 00:44:59,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14b8c274 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:59, skipping insertion in model container [2021-11-23 00:44:59,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:44:59" (1/1) ... [2021-11-23 00:44:59,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:44:59,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:44:59,659 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/sv-benchmarks/c/array-fpi/sina5.c[588,601] [2021-11-23 00:44:59,707 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:44:59,715 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:44:59,726 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/sv-benchmarks/c/array-fpi/sina5.c[588,601] [2021-11-23 00:44:59,736 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:44:59,749 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:44:59,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:59 WrapperNode [2021-11-23 00:44:59,750 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:44:59,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:44:59,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:44:59,752 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:44:59,759 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:59" (1/1) ... [2021-11-23 00:44:59,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:59" (1/1) ... [2021-11-23 00:44:59,788 INFO L137 Inliner]: procedures = 17, calls = 27, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 109 [2021-11-23 00:44:59,788 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:44:59,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:44:59,789 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:44:59,789 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:44:59,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:59" (1/1) ... [2021-11-23 00:44:59,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:59" (1/1) ... [2021-11-23 00:44:59,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:59" (1/1) ... [2021-11-23 00:44:59,801 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:59" (1/1) ... [2021-11-23 00:44:59,807 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:59" (1/1) ... [2021-11-23 00:44:59,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:59" (1/1) ... [2021-11-23 00:44:59,814 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:59" (1/1) ... [2021-11-23 00:44:59,816 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:44:59,817 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:44:59,817 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:44:59,818 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:44:59,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:44:59" (1/1) ... [2021-11-23 00:44:59,827 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:44:59,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:44:59,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:44:59,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_315b4f70-f85b-47fa-978b-3087da44889a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:44:59,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:44:59,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:44:59,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:44:59,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:44:59,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:44:59,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:44:59,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:44:59,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:44:59,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:44:59,963 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:44:59,965 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:45:00,126 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:45:00,200 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:45:00,213 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-23 00:45:00,216 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:45:00 BoogieIcfgContainer [2021-11-23 00:45:00,216 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:45:00,217 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:45:00,217 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:45:00,240 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:45:00,240 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:45:00" (1/1) ... [2021-11-23 00:45:00,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:45:00,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:00,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-23 00:45:00,342 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-23 00:45:00,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:45:00,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:00,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:00,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:00,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:00,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2021-11-23 00:45:00,713 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2021-11-23 00:45:00,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:45:00,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:00,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:00,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:00,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:45:00,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:00,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2021-11-23 00:45:00,854 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2021-11-23 00:45:00,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:45:00,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:00,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:00,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:00,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:45:01,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:01,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2021-11-23 00:45:01,005 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2021-11-23 00:45:01,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:45:01,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:01,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:01,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:01,068 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:45:01,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:01,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2021-11-23 00:45:01,099 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2021-11-23 00:45:01,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:45:01,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:01,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:01,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:01,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:45:01,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:01,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2021-11-23 00:45:01,214 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2021-11-23 00:45:01,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:45:01,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:01,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:02,253 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:04,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:04,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 31 states and 71 transitions. [2021-11-23 00:45:04,268 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 71 transitions. [2021-11-23 00:45:04,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:45:04,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:04,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:04,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:04,477 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:45:05,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:05,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 34 states and 77 transitions. [2021-11-23 00:45:05,494 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 77 transitions. [2021-11-23 00:45:05,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:45:05,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:05,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:05,658 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:45:06,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:06,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 35 states and 77 transitions. [2021-11-23 00:45:06,176 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 77 transitions. [2021-11-23 00:45:06,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:45:06,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:06,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:06,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:06,294 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:45:06,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:06,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 36 states and 77 transitions. [2021-11-23 00:45:06,499 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 77 transitions. [2021-11-23 00:45:06,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:45:06,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:06,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:06,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:06,533 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:45:07,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:07,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 39 states and 79 transitions. [2021-11-23 00:45:07,456 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 79 transitions. [2021-11-23 00:45:07,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:45:07,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:07,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:07,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:07,612 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:45:07,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:07,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 39 states and 76 transitions. [2021-11-23 00:45:07,919 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 76 transitions. [2021-11-23 00:45:07,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:45:07,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:07,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:08,032 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:45:08,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:08,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 73 transitions. [2021-11-23 00:45:08,249 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 73 transitions. [2021-11-23 00:45:08,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:45:08,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:08,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:08,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:08,526 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:45:08,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:08,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 35 states and 62 transitions. [2021-11-23 00:45:08,925 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 62 transitions. [2021-11-23 00:45:08,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:45:08,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:08,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:08,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:09,030 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:45:09,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:09,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 38 states and 67 transitions. [2021-11-23 00:45:09,375 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 67 transitions. [2021-11-23 00:45:09,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:45:09,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:09,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:09,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:09,409 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:45:10,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:10,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 61 transitions. [2021-11-23 00:45:10,234 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2021-11-23 00:45:10,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:45:10,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:10,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:10,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:10,299 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:45:10,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:10,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2021-11-23 00:45:10,997 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2021-11-23 00:45:10,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:45:10,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:10,998 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:11,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:13,539 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:19,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:19,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 52 states and 93 transitions. [2021-11-23 00:45:19,422 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 93 transitions. [2021-11-23 00:45:19,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:45:19,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:19,424 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:19,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:19,794 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:45:21,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:21,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 54 states and 95 transitions. [2021-11-23 00:45:21,072 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 95 transitions. [2021-11-23 00:45:21,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:45:21,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:21,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:21,425 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:45:22,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:22,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 55 states and 96 transitions. [2021-11-23 00:45:22,117 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 96 transitions. [2021-11-23 00:45:22,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:45:22,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:22,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:22,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:22,411 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:45:25,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:25,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 62 states and 111 transitions. [2021-11-23 00:45:25,529 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 111 transitions. [2021-11-23 00:45:25,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:45:25,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:25,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:25,861 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:45:26,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:26,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 63 states and 111 transitions. [2021-11-23 00:45:26,449 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 111 transitions. [2021-11-23 00:45:26,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:45:26,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:26,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:26,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:45:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:28,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 64 states and 112 transitions. [2021-11-23 00:45:28,625 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 112 transitions. [2021-11-23 00:45:28,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:45:28,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:28,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:28,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:32,211 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:40,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:40,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 75 states and 131 transitions. [2021-11-23 00:45:40,891 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 131 transitions. [2021-11-23 00:45:40,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:45:40,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:40,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:40,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:40,970 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:45:44,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:44,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 80 states and 140 transitions. [2021-11-23 00:45:44,237 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 140 transitions. [2021-11-23 00:45:44,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:45:44,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:44,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:44,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:44,315 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:45:47,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:47,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 79 states and 134 transitions. [2021-11-23 00:45:47,325 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 134 transitions. [2021-11-23 00:45:47,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:45:47,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:47,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:47,397 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:45:48,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:48,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 80 states and 135 transitions. [2021-11-23 00:45:48,296 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 135 transitions. [2021-11-23 00:45:48,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:45:48,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:48,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:53,038 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:03,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:03,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 90 states and 164 transitions. [2021-11-23 00:46:03,577 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 164 transitions. [2021-11-23 00:46:03,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:46:03,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:03,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:03,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:03,650 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:46:04,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:04,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 83 states and 148 transitions. [2021-11-23 00:46:04,439 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 148 transitions. [2021-11-23 00:46:04,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:46:04,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:04,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:04,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:05,382 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:06,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:06,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 84 states and 150 transitions. [2021-11-23 00:46:06,451 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 150 transitions. [2021-11-23 00:46:06,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:46:06,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:06,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:07,315 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:09,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:09,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 87 states and 159 transitions. [2021-11-23 00:46:09,896 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 159 transitions. [2021-11-23 00:46:09,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:46:09,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:09,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:09,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:10,234 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:46:14,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:14,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 94 states and 169 transitions. [2021-11-23 00:46:14,128 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 169 transitions. [2021-11-23 00:46:14,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:46:14,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:14,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:14,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:14,206 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:46:16,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:16,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 96 states and 171 transitions. [2021-11-23 00:46:16,399 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 171 transitions. [2021-11-23 00:46:16,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:46:16,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:16,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:16,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:17,145 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:46:21,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:21,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 101 states and 186 transitions. [2021-11-23 00:46:21,975 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 186 transitions. [2021-11-23 00:46:21,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:46:21,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:21,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:22,315 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:46:23,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:23,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 102 states and 186 transitions. [2021-11-23 00:46:23,456 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 186 transitions. [2021-11-23 00:46:23,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:46:23,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:23,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:23,533 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:46:28,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:28,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 103 states and 189 transitions. [2021-11-23 00:46:28,394 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 189 transitions. [2021-11-23 00:46:28,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:46:28,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:28,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:28,467 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 00:46:29,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:29,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 104 states and 190 transitions. [2021-11-23 00:46:29,599 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 190 transitions. [2021-11-23 00:46:29,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:46:29,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:29,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:29,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:35,596 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:46:49,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:49,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 114 states and 213 transitions. [2021-11-23 00:46:49,713 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 213 transitions. [2021-11-23 00:46:49,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:46:49,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:49,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:49,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:49,792 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:46:54,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:54,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 119 states and 223 transitions. [2021-11-23 00:46:54,498 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 223 transitions. [2021-11-23 00:46:54,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:46:54,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:54,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:54,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:54,574 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:46:58,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:58,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 122 states and 228 transitions. [2021-11-23 00:46:58,376 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 228 transitions. [2021-11-23 00:46:58,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:46:58,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:58,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:58,449 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:47:01,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:01,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 113 states and 204 transitions. [2021-11-23 00:47:01,771 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 204 transitions. [2021-11-23 00:47:01,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:47:01,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:01,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:01,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:01,844 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:47:03,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:03,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 114 states and 206 transitions. [2021-11-23 00:47:03,404 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 206 transitions. [2021-11-23 00:47:03,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:47:03,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:03,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:03,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:03,481 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-23 00:47:04,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:04,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 115 states and 207 transitions. [2021-11-23 00:47:04,767 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 207 transitions. [2021-11-23 00:47:04,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:47:04,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:04,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:05,056 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:47:09,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:09,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 120 states and 214 transitions. [2021-11-23 00:47:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 214 transitions. [2021-11-23 00:47:09,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:47:09,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:09,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:09,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:09,887 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:47:15,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:15,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 126 states and 225 transitions. [2021-11-23 00:47:15,731 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 225 transitions. [2021-11-23 00:47:15,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:47:15,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:15,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:15,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:15,806 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:47:18,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:18,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 128 states and 228 transitions. [2021-11-23 00:47:18,231 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 228 transitions. [2021-11-23 00:47:18,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:18,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:18,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:18,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:27,042 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:50,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:50,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 140 states and 259 transitions. [2021-11-23 00:47:50,728 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 259 transitions. [2021-11-23 00:47:50,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:50,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:50,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:50,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:52,915 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:54,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:54,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 141 states and 266 transitions. [2021-11-23 00:47:54,994 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 266 transitions. [2021-11-23 00:47:54,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:47:54,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:54,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:55,076 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:47:56,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:56,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 142 states and 267 transitions. [2021-11-23 00:47:56,400 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 267 transitions. [2021-11-23 00:47:56,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:47:56,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:56,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:06,032 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:31,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:31,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 156 states and 289 transitions. [2021-11-23 00:48:31,769 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 289 transitions. [2021-11-23 00:48:31,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:31,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:31,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:31,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:33,082 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:48:37,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:37,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 158 states and 291 transitions. [2021-11-23 00:48:37,631 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 291 transitions. [2021-11-23 00:48:37,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:37,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:37,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:39,212 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:48:41,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:41,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 159 states and 292 transitions. [2021-11-23 00:48:41,511 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 292 transitions. [2021-11-23 00:48:41,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:48:41,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:41,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:41,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:42,494 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:48:51,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:51,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 165 states and 303 transitions. [2021-11-23 00:48:51,305 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 303 transitions. [2021-11-23 00:48:51,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:48:51,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:51,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:51,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:51,591 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:49:00,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:00,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 166 states and 307 transitions. [2021-11-23 00:49:00,543 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 307 transitions. [2021-11-23 00:49:00,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:49:00,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:00,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:00,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,628 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:49:07,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:07,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 171 states and 313 transitions. [2021-11-23 00:49:07,163 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 313 transitions. [2021-11-23 00:49:07,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:49:07,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:07,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:07,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:07,443 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:49:10,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:10,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 172 states and 317 transitions. [2021-11-23 00:49:10,029 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 317 transitions. [2021-11-23 00:49:10,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:49:10,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:10,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:10,298 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 00:49:11,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:11,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 173 states and 318 transitions. [2021-11-23 00:49:11,914 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 318 transitions. [2021-11-23 00:49:11,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:49:11,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:11,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:24,021 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:40,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:40,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 179 states and 329 transitions. [2021-11-23 00:49:40,356 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 329 transitions. [2021-11-23 00:49:40,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:49:40,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:40,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:40,709 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:49:56,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:56,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 186 states and 366 transitions. [2021-11-23 00:49:56,081 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 366 transitions. [2021-11-23 00:49:56,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:49:56,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:56,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:56,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:56,409 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:50:06,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:06,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 192 states and 375 transitions. [2021-11-23 00:50:06,453 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 375 transitions. [2021-11-23 00:50:06,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:06,454 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:06,454 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:06,825 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:50:10,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:10,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 194 states and 377 transitions. [2021-11-23 00:50:10,864 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 377 transitions. [2021-11-23 00:50:10,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:10,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:10,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:10,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:11,167 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:50:12,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:12,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 195 states and 380 transitions. [2021-11-23 00:50:12,865 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 380 transitions. [2021-11-23 00:50:12,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:12,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:12,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:12,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:13,227 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:50:16,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:16,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 197 states and 383 transitions. [2021-11-23 00:50:16,394 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 383 transitions. [2021-11-23 00:50:16,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:16,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:16,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:16,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:16,771 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:50:18,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:18,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 198 states and 383 transitions. [2021-11-23 00:50:18,363 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 383 transitions. [2021-11-23 00:50:18,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:18,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:18,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:18,729 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:50:23,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:23,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 200 states and 386 transitions. [2021-11-23 00:50:23,719 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 386 transitions. [2021-11-23 00:50:23,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:23,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:23,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:23,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:24,108 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:50:26,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:26,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 201 states and 386 transitions. [2021-11-23 00:50:26,329 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 386 transitions. [2021-11-23 00:50:26,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:50:26,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:26,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:26,716 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:50:37,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:37,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 209 states and 397 transitions. [2021-11-23 00:50:37,944 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 397 transitions. [2021-11-23 00:50:37,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:50:37,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:37,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:37,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:38,316 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:50:51,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:51,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 216 states and 412 transitions. [2021-11-23 00:50:51,104 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 412 transitions. [2021-11-23 00:50:51,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:50:51,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:51,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:51,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:51,544 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:50:57,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:57,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 219 states and 413 transitions. [2021-11-23 00:50:57,128 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 413 transitions. [2021-11-23 00:50:57,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:50:57,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:57,129 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:57,505 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:50:59,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:59,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 220 states and 413 transitions. [2021-11-23 00:50:59,703 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 413 transitions. [2021-11-23 00:50:59,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:50:59,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:59,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:59,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-23 00:51:02,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:02,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 170 states and 288 transitions. [2021-11-23 00:51:02,262 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 288 transitions. [2021-11-23 00:51:02,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:51:02,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:02,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:02,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:26,127 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:21,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:21,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 176 states and 308 transitions. [2021-11-23 00:52:21,736 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 308 transitions. [2021-11-23 00:52:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:21,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:21,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:21,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:24,722 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:31,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:31,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 178 states and 320 transitions. [2021-11-23 00:52:31,705 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 320 transitions. [2021-11-23 00:52:31,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:31,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:31,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:34,777 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:38,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:38,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 179 states and 322 transitions. [2021-11-23 00:52:38,197 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 322 transitions. [2021-11-23 00:52:38,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:38,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:38,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:38,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:41,314 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:46,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:46,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 181 states and 327 transitions. [2021-11-23 00:52:46,645 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 327 transitions. [2021-11-23 00:52:46,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:46,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:46,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:46,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:49,423 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:52,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:52,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 182 states and 336 transitions. [2021-11-23 00:52:52,417 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 336 transitions. [2021-11-23 00:52:52,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:52,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:52,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:52,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:58,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:58,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 183 states and 338 transitions. [2021-11-23 00:52:58,609 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 338 transitions. [2021-11-23 00:52:58,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:58,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:58,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:58,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:02,060 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:04,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:04,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 184 states and 342 transitions. [2021-11-23 00:53:04,775 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 342 transitions. [2021-11-23 00:53:04,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:53:04,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:04,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:04,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:07,554 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:10,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:10,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 185 states and 343 transitions. [2021-11-23 00:53:10,058 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 343 transitions. [2021-11-23 00:53:10,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:53:10,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:10,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:10,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:40,014 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:35,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:35,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 193 states and 362 transitions. [2021-11-23 00:54:35,642 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 362 transitions. [2021-11-23 00:54:35,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:54:35,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:35,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:39,228 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:55:01,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 201 states and 376 transitions. [2021-11-23 00:55:01,480 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 376 transitions. [2021-11-23 00:55:01,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:55:01,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:02,343 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:55:05,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:05,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 202 states and 376 transitions. [2021-11-23 00:55:05,892 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 376 transitions. [2021-11-23 00:55:05,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:55:05,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:05,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:05,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,758 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:55:17,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:17,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 206 states and 384 transitions. [2021-11-23 00:55:17,099 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 384 transitions. [2021-11-23 00:55:17,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:55:17,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:17,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:17,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,395 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 00:55:19,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 207 states and 386 transitions. [2021-11-23 00:55:19,343 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 386 transitions. [2021-11-23 00:55:19,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:55:19,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:20,630 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:55:37,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:37,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 214 states and 394 transitions. [2021-11-23 00:55:37,926 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 394 transitions. [2021-11-23 00:55:37,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:55:37,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:37,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:40,974 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-23 00:55:46,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:46,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 215 states and 394 transitions. [2021-11-23 00:55:46,869 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 394 transitions. [2021-11-23 00:55:46,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:55:46,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:46,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:46,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:47,176 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-23 00:56:03,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:03,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 218 states and 399 transitions. [2021-11-23 00:56:03,933 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 399 transitions. [2021-11-23 00:56:03,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:56:03,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:03,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:03,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:06,141 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-23 00:56:30,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:30,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 226 states and 431 transitions. [2021-11-23 00:56:30,845 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 431 transitions. [2021-11-23 00:56:30,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:56:30,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:30,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:05,159 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 1 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.