./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/condg.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_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/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_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/condg.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/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_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/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 2909e53e12aac54327f6ce090ad489c978c1fbcfb0ae8bd4172abe8a99b2cb53 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:51:57,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:51:57,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:51:57,301 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:51:57,301 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:51:57,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:51:57,308 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:51:57,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:51:57,315 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:51:57,323 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:51:57,324 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:51:57,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:51:57,326 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:51:57,330 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:51:57,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:51:57,342 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:51:57,343 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:51:57,344 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:51:57,346 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:51:57,348 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:51:57,350 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:51:57,353 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:51:57,356 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:51:57,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:51:57,368 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:51:57,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:51:57,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:51:57,371 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:51:57,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:51:57,374 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:51:57,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:51:57,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:51:57,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:51:57,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:51:57,381 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:51:57,381 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:51:57,382 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:51:57,382 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:51:57,382 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:51:57,383 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:51:57,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:51:57,385 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:51:57,430 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:51:57,430 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:51:57,432 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:51:57,432 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:51:57,433 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:51:57,433 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:51:57,433 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:51:57,434 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:51:57,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:51:57,437 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:51:57,438 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:51:57,439 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:51:57,439 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:51:57,439 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:51:57,439 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:51:57,439 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:51:57,440 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:51:57,440 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:51:57,440 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:51:57,440 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:51:57,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:51:57,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:51:57,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:51:57,441 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:51:57,442 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:51:57,442 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:51:57,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:51:57,442 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:51:57,443 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_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2909e53e12aac54327f6ce090ad489c978c1fbcfb0ae8bd4172abe8a99b2cb53 [2021-11-23 00:51:57,718 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:51:57,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:51:57,748 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:51:57,750 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:51:57,751 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:51:57,753 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/condg.c [2021-11-23 00:51:57,841 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/bin/ukojak-LBtLqBUTdQ/data/ba675e04f/0b9bb0587f7746f09b0807d75813aa60/FLAG318930ff8 [2021-11-23 00:51:58,277 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:51:58,277 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/sv-benchmarks/c/array-fpi/condg.c [2021-11-23 00:51:58,284 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/bin/ukojak-LBtLqBUTdQ/data/ba675e04f/0b9bb0587f7746f09b0807d75813aa60/FLAG318930ff8 [2021-11-23 00:51:58,659 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/bin/ukojak-LBtLqBUTdQ/data/ba675e04f/0b9bb0587f7746f09b0807d75813aa60 [2021-11-23 00:51:58,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:51:58,663 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:51:58,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:51:58,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:51:58,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:51:58,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:51:58" (1/1) ... [2021-11-23 00:51:58,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee6f26e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:58, skipping insertion in model container [2021-11-23 00:51:58,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:51:58" (1/1) ... [2021-11-23 00:51:58,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:51:58,692 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:51:58,855 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_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/sv-benchmarks/c/array-fpi/condg.c[588,601] [2021-11-23 00:51:58,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:51:58,883 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:51:58,895 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_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/sv-benchmarks/c/array-fpi/condg.c[588,601] [2021-11-23 00:51:58,904 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:51:58,917 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:51:58,918 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:58 WrapperNode [2021-11-23 00:51:58,918 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:51:58,919 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:51:58,919 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:51:58,920 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:51:58,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:58" (1/1) ... [2021-11-23 00:51:58,935 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:58" (1/1) ... [2021-11-23 00:51:58,956 INFO L137 Inliner]: procedures = 17, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 89 [2021-11-23 00:51:58,956 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:51:58,957 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:51:58,957 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:51:58,957 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:51:58,965 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:58" (1/1) ... [2021-11-23 00:51:58,966 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:58" (1/1) ... [2021-11-23 00:51:58,968 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:58" (1/1) ... [2021-11-23 00:51:58,968 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:58" (1/1) ... [2021-11-23 00:51:58,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:58" (1/1) ... [2021-11-23 00:51:58,979 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:58" (1/1) ... [2021-11-23 00:51:58,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:58" (1/1) ... [2021-11-23 00:51:58,982 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:51:58,983 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:51:58,983 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:51:58,983 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:51:58,984 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:51:58" (1/1) ... [2021-11-23 00:51:58,992 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:51:59,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:51:59,018 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:51:59,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e411c51-b532-4bd2-9bb2-19b7ddba0fdf/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:51:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:51:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:51:59,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:51:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:51:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:51:59,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:51:59,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:51:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:51:59,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:51:59,166 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:51:59,167 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:51:59,334 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:51:59,378 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:51:59,379 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 00:51:59,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:51:59 BoogieIcfgContainer [2021-11-23 00:51:59,381 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:51:59,382 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:51:59,383 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:51:59,393 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:51:59,394 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:51:59" (1/1) ... [2021-11-23 00:51:59,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:51:59,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:59,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2021-11-23 00:51:59,457 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2021-11-23 00:51:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:51:59,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:59,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:59,654 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 00:51:59,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:59,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2021-11-23 00:51:59,729 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2021-11-23 00:51:59,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:51:59,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:59,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:59,808 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 00:51:59,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:59,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2021-11-23 00:51:59,917 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2021-11-23 00:51:59,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:51:59,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:59,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:59,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:59,993 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 00:52:00,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:00,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2021-11-23 00:52:00,059 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2021-11-23 00:52:00,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:52:00,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:00,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:00,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:01,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:01,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 23 states and 46 transitions. [2021-11-23 00:52:01,702 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 46 transitions. [2021-11-23 00:52:01,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:52:01,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:01,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:01,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:01,871 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:52:02,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:02,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 24 states and 46 transitions. [2021-11-23 00:52:02,315 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 46 transitions. [2021-11-23 00:52:02,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:52:02,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:02,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:02,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:02,486 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:52:03,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:03,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 27 states and 52 transitions. [2021-11-23 00:52:03,326 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 52 transitions. [2021-11-23 00:52:03,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:52:03,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:03,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:03,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:03,434 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:52:03,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:03,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 28 states and 54 transitions. [2021-11-23 00:52:03,625 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 54 transitions. [2021-11-23 00:52:03,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:52:03,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:03,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:03,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:03,689 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 00:52:04,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:04,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 30 states and 52 transitions. [2021-11-23 00:52:04,329 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 52 transitions. [2021-11-23 00:52:04,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:52:04,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:04,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:04,395 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:52:05,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:05,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 35 states and 61 transitions. [2021-11-23 00:52:05,052 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 61 transitions. [2021-11-23 00:52:05,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:52:05,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:05,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:06,248 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:08,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:08,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 42 states and 76 transitions. [2021-11-23 00:52:08,832 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 76 transitions. [2021-11-23 00:52:08,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:52:08,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:08,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:08,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:09,068 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:52:09,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:09,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 43 states and 76 transitions. [2021-11-23 00:52:09,851 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 76 transitions. [2021-11-23 00:52:09,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:52:09,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:09,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:09,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:09,958 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:52:10,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:10,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 44 states and 78 transitions. [2021-11-23 00:52:10,253 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 78 transitions. [2021-11-23 00:52:10,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:52:10,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:10,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:10,484 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:52:11,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:11,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 47 states and 86 transitions. [2021-11-23 00:52:11,380 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 86 transitions. [2021-11-23 00:52:11,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:52:11,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:11,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:11,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:11,747 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:52:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:12,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 40 states and 68 transitions. [2021-11-23 00:52:12,251 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 68 transitions. [2021-11-23 00:52:12,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:52:12,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:12,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:12,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:12,440 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:13,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:13,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2021-11-23 00:52:13,666 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2021-11-23 00:52:13,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:52:13,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:13,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:13,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:52:18,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:18,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2021-11-23 00:52:18,646 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2021-11-23 00:52:18,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:52:18,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:18,647 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:20,516 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:25,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:25,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 54 states and 91 transitions. [2021-11-23 00:52:25,734 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 91 transitions. [2021-11-23 00:52:25,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:52:25,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:25,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:25,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:26,087 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:26,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:26,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 55 states and 91 transitions. [2021-11-23 00:52:26,821 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 91 transitions. [2021-11-23 00:52:26,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:52:26,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:26,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:26,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:27,070 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:28,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:28,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 97 transitions. [2021-11-23 00:52:28,706 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 97 transitions. [2021-11-23 00:52:28,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:52:28,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:28,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:28,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:29,341 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:30,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:30,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 61 states and 100 transitions. [2021-11-23 00:52:30,834 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 100 transitions. [2021-11-23 00:52:30,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:52:30,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:30,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:30,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:31,216 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:52:33,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:33,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 66 states and 109 transitions. [2021-11-23 00:52:33,284 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 109 transitions. [2021-11-23 00:52:33,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:52:33,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:33,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:33,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:33,727 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:52:34,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:34,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 63 states and 102 transitions. [2021-11-23 00:52:34,599 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 102 transitions. [2021-11-23 00:52:34,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:52:34,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:34,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:34,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:34,629 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:52:37,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:37,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2021-11-23 00:52:37,126 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2021-11-23 00:52:37,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:52:37,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:37,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:37,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:39,861 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:44,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:44,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 73 states and 116 transitions. [2021-11-23 00:52:44,090 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 116 transitions. [2021-11-23 00:52:44,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:52:44,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:44,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:44,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:46,353 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:50,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:50,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 77 states and 125 transitions. [2021-11-23 00:52:50,158 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 125 transitions. [2021-11-23 00:52:50,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:52:50,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:50,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:50,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:50,816 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:52,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:52,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 80 states and 130 transitions. [2021-11-23 00:52:52,613 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 130 transitions. [2021-11-23 00:52:52,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:52:52,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:52,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:53,051 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:52:53,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:53,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 81 states and 130 transitions. [2021-11-23 00:52:53,921 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2021-11-23 00:52:53,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:52:53,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:53,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:53,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:54,201 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:52:55,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:55,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 83 states and 132 transitions. [2021-11-23 00:52:55,739 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2021-11-23 00:52:55,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:52:55,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:55,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:56,062 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:52:56,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 84 states and 135 transitions. [2021-11-23 00:52:56,977 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 135 transitions. [2021-11-23 00:52:56,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:52:56,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:57,330 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:00,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:00,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 90 states and 146 transitions. [2021-11-23 00:53:00,625 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 146 transitions. [2021-11-23 00:53:00,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:53:00,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:00,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:00,978 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:01,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:01,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 91 states and 147 transitions. [2021-11-23 00:53:01,714 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 147 transitions. [2021-11-23 00:53:01,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:53:01,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:01,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:05,702 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:53:15,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:15,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 102 states and 162 transitions. [2021-11-23 00:53:15,481 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 162 transitions. [2021-11-23 00:53:15,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:53:15,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:15,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:15,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:21,423 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:53:31,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:31,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 110 states and 182 transitions. [2021-11-23 00:53:31,803 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 182 transitions. [2021-11-23 00:53:31,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:53:31,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:31,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:32,166 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:53:33,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:33,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 103 states and 168 transitions. [2021-11-23 00:53:33,065 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 168 transitions. [2021-11-23 00:53:33,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:53:33,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:33,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:33,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:37,155 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 1 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:42,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:42,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 107 states and 178 transitions. [2021-11-23 00:53:42,869 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 178 transitions. [2021-11-23 00:53:42,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:53:42,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:42,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:44,055 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 1 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:53:45,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 108 states and 184 transitions. [2021-11-23 00:53:45,331 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 184 transitions. [2021-11-23 00:53:45,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:53:45,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:45,601 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:53:48,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:48,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 112 states and 189 transitions. [2021-11-23 00:53:48,640 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 189 transitions. [2021-11-23 00:53:48,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:53:48,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:48,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:48,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:49,631 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:51,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:51,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 113 states and 189 transitions. [2021-11-23 00:53:51,136 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 189 transitions. [2021-11-23 00:53:51,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:53:51,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:51,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:51,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:52,270 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:55,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:55,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 115 states and 193 transitions. [2021-11-23 00:53:55,351 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 193 transitions. [2021-11-23 00:53:55,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:53:55,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:55,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:55,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:56,016 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:56,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:56,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 116 states and 193 transitions. [2021-11-23 00:53:56,781 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 193 transitions. [2021-11-23 00:53:56,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:53:56,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:56,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:56,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:57,454 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:53:58,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:58,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 117 states and 196 transitions. [2021-11-23 00:53:58,887 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 196 transitions. [2021-11-23 00:53:58,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:53:58,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:58,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:58,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:59,243 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:54:02,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:02,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 120 states and 200 transitions. [2021-11-23 00:54:02,634 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 200 transitions. [2021-11-23 00:54:02,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:54:02,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:02,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:02,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,315 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:54:09,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:09,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 127 states and 213 transitions. [2021-11-23 00:54:09,020 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 213 transitions. [2021-11-23 00:54:09,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:54:09,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:09,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:09,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:09,843 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:54:10,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:10,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 128 states and 214 transitions. [2021-11-23 00:54:10,631 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 214 transitions. [2021-11-23 00:54:10,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:54:10,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:10,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:10,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:10,739 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:54:16,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:16,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 136 states and 223 transitions. [2021-11-23 00:54:16,294 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 223 transitions. [2021-11-23 00:54:16,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:54:16,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:16,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:16,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:20,955 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:54:30,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 141 states and 232 transitions. [2021-11-23 00:54:30,068 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 232 transitions. [2021-11-23 00:54:30,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:54:30,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:35,347 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:42,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 144 states and 236 transitions. [2021-11-23 00:54:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 236 transitions. [2021-11-23 00:54:42,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:54:42,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:42,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:46,999 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:57,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 150 states and 252 transitions. [2021-11-23 00:54:57,209 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 252 transitions. [2021-11-23 00:54:57,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:54:57,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,679 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-23 00:55:02,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:02,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 155 states and 258 transitions. [2021-11-23 00:55:02,571 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 258 transitions. [2021-11-23 00:55:02,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:55:02,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:02,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:02,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,288 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:55:04,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:04,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 156 states and 261 transitions. [2021-11-23 00:55:04,783 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 261 transitions. [2021-11-23 00:55:04,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:55:04,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:04,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:04,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,026 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:55:08,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 157 states and 261 transitions. [2021-11-23 00:55:08,197 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 261 transitions. [2021-11-23 00:55:08,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:55:08,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,068 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:55:14,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:14,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 159 states and 269 transitions. [2021-11-23 00:55:14,967 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 269 transitions. [2021-11-23 00:55:14,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:55:14,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:14,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:14,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:16,206 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:55:17,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:17,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 160 states and 269 transitions. [2021-11-23 00:55:17,183 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 269 transitions. [2021-11-23 00:55:17,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:55:17,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:17,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:17,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:18,553 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:55:19,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 161 states and 269 transitions. [2021-11-23 00:55:19,481 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 269 transitions. [2021-11-23 00:55:19,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:55:19,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:20,193 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 10 proven. 26 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-23 00:55:25,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 166 states and 277 transitions. [2021-11-23 00:55:25,563 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 277 transitions. [2021-11-23 00:55:25,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:55:25,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:27,050 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:55:36,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:36,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 174 states and 293 transitions. [2021-11-23 00:55:36,036 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 293 transitions. [2021-11-23 00:55:36,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:55:36,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:36,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:37,283 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:55:38,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:38,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 175 states and 294 transitions. [2021-11-23 00:55:38,324 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 294 transitions. [2021-11-23 00:55:38,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:55:38,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:38,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:38,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:39,758 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 15 proven. 28 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:55:42,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:42,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 154 states and 247 transitions. [2021-11-23 00:55:42,613 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 247 transitions. [2021-11-23 00:55:42,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:55:42,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:42,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:42,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:51,243 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:56:16,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 169 states and 266 transitions. [2021-11-23 00:56:16,632 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 266 transitions. [2021-11-23 00:56:16,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:56:16,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,682 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:56:40,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:40,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 174 states and 273 transitions. [2021-11-23 00:56:40,977 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 273 transitions. [2021-11-23 00:56:40,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:56:40,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:40,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:41,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:47,860 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 7 proven. 48 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:56:59,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:59,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 177 states and 278 transitions. [2021-11-23 00:56:59,121 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 278 transitions. [2021-11-23 00:56:59,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:56:59,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:59,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:59,936 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 7 proven. 48 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:57:03,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:03,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 180 states and 282 transitions. [2021-11-23 00:57:03,995 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 282 transitions. [2021-11-23 00:57:03,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:57:03,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:03,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:10,872 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 10 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:22,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:22,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 184 states and 293 transitions. [2021-11-23 00:57:22,333 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 293 transitions. [2021-11-23 00:57:22,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:57:22,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:22,334 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:22,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:24,079 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 10 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:26,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:26,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 185 states and 296 transitions. [2021-11-23 00:57:26,234 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 296 transitions. [2021-11-23 00:57:26,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:57:26,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:26,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:26,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:27,449 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 15 proven. 23 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 00:57:28,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:28,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 180 states and 285 transitions. [2021-11-23 00:57:28,874 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 285 transitions. [2021-11-23 00:57:28,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:57:28,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:28,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:28,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:30,464 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 29 proven. 35 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:57:33,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:33,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 181 states and 285 transitions. [2021-11-23 00:57:33,414 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 285 transitions. [2021-11-23 00:57:33,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:57:33,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:33,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:33,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:36,279 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:57:43,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:43,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 183 states and 295 transitions. [2021-11-23 00:57:43,167 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 295 transitions. [2021-11-23 00:57:43,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:57:43,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:43,168 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:45,349 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:57:46,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:46,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 184 states and 295 transitions. [2021-11-23 00:57:46,684 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 295 transitions. [2021-11-23 00:57:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:57:46,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:46,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:48,677 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:57:50,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:50,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 185 states and 295 transitions. [2021-11-23 00:57:50,121 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 295 transitions. [2021-11-23 00:57:50,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:57:50,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:50,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:50,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:52,488 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:57:53,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:53,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 186 states and 295 transitions. [2021-11-23 00:57:53,742 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 295 transitions. [2021-11-23 00:57:53,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:57:53,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:53,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:53,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:55,212 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:58:04,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:04,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 189 states and 299 transitions. [2021-11-23 00:58:04,665 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 299 transitions. [2021-11-23 00:58:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:58:04,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:04,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:04,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:06,918 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:58:20,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:20,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 198 states and 319 transitions. [2021-11-23 00:58:20,851 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 319 transitions. [2021-11-23 00:58:20,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:58:20,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:20,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:22,936 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:58:24,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:24,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 199 states and 320 transitions. [2021-11-23 00:58:24,356 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 320 transitions. [2021-11-23 00:58:24,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:58:24,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:24,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:24,721 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-11-23 00:58:38,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:38,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 210 states and 333 transitions. [2021-11-23 00:58:38,496 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 333 transitions. [2021-11-23 00:58:38,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:58:38,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:38,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:38,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:50,060 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 1 proven. 58 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:59:06,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:06,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 215 states and 341 transitions. [2021-11-23 00:59:06,675 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 341 transitions. [2021-11-23 00:59:06,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:59:06,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:06,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:20,427 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:59:43,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 223 states and 361 transitions. [2021-11-23 00:59:43,510 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 361 transitions. [2021-11-23 00:59:43,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:59:43,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,663 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:59:50,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:50,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 225 states and 364 transitions. [2021-11-23 00:59:50,921 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 364 transitions. [2021-11-23 00:59:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:59:50,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:50,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:50,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:02,534 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:00:17,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:17,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 228 states and 376 transitions. [2021-11-23 01:00:17,539 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 376 transitions. [2021-11-23 01:00:17,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:00:17,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:17,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:17,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:36,001 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 15 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:00,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:00,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 232 states and 388 transitions. [2021-11-23 01:01:00,905 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 388 transitions. [2021-11-23 01:01:00,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:01:00,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:00,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:00,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:03,225 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:01:05,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:05,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 233 states and 391 transitions. [2021-11-23 01:01:05,718 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 391 transitions. [2021-11-23 01:01:05,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:01:05,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:05,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:05,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:08,678 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 15 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:11,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:11,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 234 states and 392 transitions. [2021-11-23 01:01:11,968 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 392 transitions. [2021-11-23 01:01:11,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:01:11,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:11,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:11,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:12,527 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 22 proven. 27 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:01:24,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:24,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 241 states and 399 transitions. [2021-11-23 01:01:24,836 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 399 transitions. [2021-11-23 01:01:24,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:01:24,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:24,837 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:29,328 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 28 proven. 53 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:01:40,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:40,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 243 states and 405 transitions. [2021-11-23 01:01:40,048 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 405 transitions. [2021-11-23 01:01:40,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:01:40,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:40,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:40,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:42,606 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 28 proven. 53 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:01:44,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:44,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 244 states and 405 transitions. [2021-11-23 01:01:44,249 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 405 transitions. [2021-11-23 01:01:44,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:01:44,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:44,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:44,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:47,115 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 28 proven. 53 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:01:48,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:48,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 245 states and 405 transitions. [2021-11-23 01:01:48,873 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 405 transitions. [2021-11-23 01:01:48,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:01:48,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:48,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:51,442 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 28 proven. 53 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:01:53,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:53,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 246 states and 405 transitions. [2021-11-23 01:01:53,514 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 405 transitions. [2021-11-23 01:01:53,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:01:53,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:53,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:56,071 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 28 proven. 53 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 01:01:59,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:59,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 247 states and 410 transitions. [2021-11-23 01:01:59,785 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 410 transitions. [2021-11-23 01:01:59,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:01:59,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:59,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:59,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:01,283 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 15 proven. 34 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-23 01:02:14,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:14,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 250 states and 413 transitions. [2021-11-23 01:02:14,480 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 413 transitions. [2021-11-23 01:02:14,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:02:14,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:14,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:14,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:16,599 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 21 proven. 43 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-23 01:02:31,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:31,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 258 states and 423 transitions. [2021-11-23 01:02:31,192 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 423 transitions. [2021-11-23 01:02:31,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:02:31,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:31,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:31,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:33,922 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 28 proven. 45 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 01:02:38,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 236 states and 371 transitions. [2021-11-23 01:02:38,288 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 371 transitions. [2021-11-23 01:02:38,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:02:38,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:40,982 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 28 proven. 53 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:03:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:01,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 238 states and 374 transitions. [2021-11-23 01:03:01,475 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 374 transitions. [2021-11-23 01:03:01,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:03:01,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:01,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:04,074 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 28 proven. 53 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 01:03:06,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 239 states and 375 transitions. [2021-11-23 01:03:06,057 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 375 transitions. [2021-11-23 01:03:06,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:03:06,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:06,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:06,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:24,676 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 0 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.