./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/res2.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_064072f0-2b33-443c-b049-0e2f958e0648/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/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_064072f0-2b33-443c-b049-0e2f958e0648/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/res2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/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_064072f0-2b33-443c-b049-0e2f958e0648/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 105e7597bd9cfde6146cefe87563ba1bc48309677fb8b2f1d1f421bc92453e6b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:47:22,116 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:47:22,118 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:47:22,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:47:22,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:47:22,161 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:47:22,162 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:47:22,165 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:47:22,167 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:47:22,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:47:22,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:47:22,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:47:22,171 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:47:22,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:47:22,174 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:47:22,175 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:47:22,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:47:22,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:47:22,179 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:47:22,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:47:22,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:47:22,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:47:22,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:47:22,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:47:22,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:47:22,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:47:22,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:47:22,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:47:22,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:47:22,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:47:22,200 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:47:22,201 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:47:22,201 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:47:22,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:47:22,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:47:22,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:47:22,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:47:22,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:47:22,213 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:47:22,214 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:47:22,214 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:47:22,215 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:47:22,260 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:47:22,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:47:22,262 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:47:22,262 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:47:22,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:47:22,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:47:22,263 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:47:22,264 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:47:22,264 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:47:22,264 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:47:22,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:47:22,265 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:47:22,265 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:47:22,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:47:22,266 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:47:22,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:47:22,266 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:47:22,266 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:47:22,267 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:47:22,267 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:47:22,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:47:22,267 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:47:22,267 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:47:22,268 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:47:22,268 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:47:22,268 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:47:22,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:47:22,268 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:47:22,269 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_064072f0-2b33-443c-b049-0e2f958e0648/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 105e7597bd9cfde6146cefe87563ba1bc48309677fb8b2f1d1f421bc92453e6b [2021-11-23 00:47:22,530 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:47:22,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:47:22,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:47:22,564 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:47:22,566 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:47:22,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-fpi/res2.c [2021-11-23 00:47:22,637 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/bin/ukojak-LBtLqBUTdQ/data/9c3f826a7/4f22b6ab4b564cb3b6ead7711a046a76/FLAG320018fcb [2021-11-23 00:47:23,059 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:47:23,060 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/sv-benchmarks/c/array-fpi/res2.c [2021-11-23 00:47:23,077 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/bin/ukojak-LBtLqBUTdQ/data/9c3f826a7/4f22b6ab4b564cb3b6ead7711a046a76/FLAG320018fcb [2021-11-23 00:47:23,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/bin/ukojak-LBtLqBUTdQ/data/9c3f826a7/4f22b6ab4b564cb3b6ead7711a046a76 [2021-11-23 00:47:23,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:47:23,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:47:23,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:47:23,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:47:23,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:47:23,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:47:23" (1/1) ... [2021-11-23 00:47:23,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3905d2d0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:23, skipping insertion in model container [2021-11-23 00:47:23,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:47:23" (1/1) ... [2021-11-23 00:47:23,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:47:23,517 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:47:23,690 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_064072f0-2b33-443c-b049-0e2f958e0648/sv-benchmarks/c/array-fpi/res2.c[587,600] [2021-11-23 00:47:23,711 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:47:23,719 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:47:23,732 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_064072f0-2b33-443c-b049-0e2f958e0648/sv-benchmarks/c/array-fpi/res2.c[587,600] [2021-11-23 00:47:23,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:47:23,757 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:47:23,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:23 WrapperNode [2021-11-23 00:47:23,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:47:23,759 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:47:23,759 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:47:23,759 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:47:23,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:23" (1/1) ... [2021-11-23 00:47:23,775 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:23" (1/1) ... [2021-11-23 00:47:23,811 INFO L137 Inliner]: procedures = 17, calls = 36, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 120 [2021-11-23 00:47:23,811 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:47:23,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:47:23,812 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:47:23,812 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:47:23,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:23" (1/1) ... [2021-11-23 00:47:23,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:23" (1/1) ... [2021-11-23 00:47:23,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:23" (1/1) ... [2021-11-23 00:47:23,831 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:23" (1/1) ... [2021-11-23 00:47:23,849 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:23" (1/1) ... [2021-11-23 00:47:23,853 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:23" (1/1) ... [2021-11-23 00:47:23,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:23" (1/1) ... [2021-11-23 00:47:23,868 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:47:23,869 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:47:23,869 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:47:23,869 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:47:23,881 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:47:23" (1/1) ... [2021-11-23 00:47:23,890 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:47:23,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:47:23,924 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:47:23,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_064072f0-2b33-443c-b049-0e2f958e0648/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:47:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:47:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:47:23,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:47:23,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:47:23,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:47:23,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:47:23,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:47:23,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:47:23,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:47:24,082 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:47:24,084 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:47:24,326 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:47:24,374 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:47:24,375 INFO L301 CfgBuilder]: Removed 6 assume(true) statements. [2021-11-23 00:47:24,377 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:47:24 BoogieIcfgContainer [2021-11-23 00:47:24,377 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:47:24,378 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:47:24,378 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:47:24,389 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:47:24,389 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:47:24" (1/1) ... [2021-11-23 00:47:24,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:47:24,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:24,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2021-11-23 00:47:24,477 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2021-11-23 00:47:24,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:47:24,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:24,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:24,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:24,731 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 00:47:24,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:24,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 15 states and 22 transitions. [2021-11-23 00:47:24,805 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 22 transitions. [2021-11-23 00:47:24,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:47:24,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:24,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:24,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:24,924 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 00:47:24,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:24,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2021-11-23 00:47:24,982 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2021-11-23 00:47:24,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:47:24,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:24,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:25,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:25,046 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 00:47:25,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:25,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2021-11-23 00:47:25,078 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2021-11-23 00:47:25,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:47:25,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:25,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:25,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:47:25,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:25,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2021-11-23 00:47:25,166 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2021-11-23 00:47:25,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:47:25,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:25,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:25,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:25,260 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:47:25,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:25,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 19 states and 30 transitions. [2021-11-23 00:47:25,313 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 30 transitions. [2021-11-23 00:47:25,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:47:25,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:25,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:25,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:25,366 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:47:25,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:25,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2021-11-23 00:47:25,395 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2021-11-23 00:47:25,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:47:25,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:25,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:26,281 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:47:28,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:28,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 31 states and 75 transitions. [2021-11-23 00:47:28,658 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 75 transitions. [2021-11-23 00:47:28,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:47:28,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:28,661 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:28,868 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:47:29,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:29,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 34 states and 85 transitions. [2021-11-23 00:47:29,673 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 85 transitions. [2021-11-23 00:47:29,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:47:29,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:29,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:29,758 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:47:31,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:31,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 43 states and 117 transitions. [2021-11-23 00:47:31,884 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 117 transitions. [2021-11-23 00:47:31,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:47:31,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:31,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:31,936 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:47:32,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:32,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 44 states and 117 transitions. [2021-11-23 00:47:32,203 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 117 transitions. [2021-11-23 00:47:32,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:47:32,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:32,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:32,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:32,456 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:47:34,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:34,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 48 states and 125 transitions. [2021-11-23 00:47:34,257 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 125 transitions. [2021-11-23 00:47:34,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:47:34,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:34,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:34,352 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:47:34,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:34,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 49 states and 125 transitions. [2021-11-23 00:47:34,688 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 125 transitions. [2021-11-23 00:47:34,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:47:34,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:34,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:34,721 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:47:35,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:35,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 50 states and 125 transitions. [2021-11-23 00:47:35,045 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 125 transitions. [2021-11-23 00:47:35,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:47:35,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:35,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:35,176 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:47:35,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:35,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 48 states and 114 transitions. [2021-11-23 00:47:35,504 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 114 transitions. [2021-11-23 00:47:35,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:47:35,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:35,506 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:35,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:35,623 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:35,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:35,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 49 states and 116 transitions. [2021-11-23 00:47:35,881 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 116 transitions. [2021-11-23 00:47:35,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:47:35,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:35,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:35,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:36,053 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:47:37,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:37,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 49 states and 112 transitions. [2021-11-23 00:47:37,132 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 112 transitions. [2021-11-23 00:47:37,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:47:37,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:37,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:37,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:37,258 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:47:37,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:37,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 50 states and 114 transitions. [2021-11-23 00:47:37,598 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 114 transitions. [2021-11-23 00:47:37,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:47:37,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:37,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:37,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:37,749 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 00:47:38,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:38,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 53 states and 118 transitions. [2021-11-23 00:47:38,577 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 118 transitions. [2021-11-23 00:47:38,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:47:38,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:38,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:38,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:38,712 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:47:39,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:39,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 54 states and 120 transitions. [2021-11-23 00:47:39,049 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 120 transitions. [2021-11-23 00:47:39,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:47:39,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:39,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:39,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:39,165 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:47:40,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:40,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 51 states and 107 transitions. [2021-11-23 00:47:40,544 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 107 transitions. [2021-11-23 00:47:40,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:47:40,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:40,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:40,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:43,340 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 00:47:50,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:50,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 63 states and 162 transitions. [2021-11-23 00:47:50,766 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 162 transitions. [2021-11-23 00:47:50,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:47:50,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:50,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:51,306 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 00:47:52,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:47:52,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 65 states and 166 transitions. [2021-11-23 00:47:52,084 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 166 transitions. [2021-11-23 00:47:52,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:47:52,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:47:52,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:47:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:47:52,627 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:48:00,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:00,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 80 states and 216 transitions. [2021-11-23 00:48:00,073 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 216 transitions. [2021-11-23 00:48:00,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:48:00,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:00,074 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:00,103 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:48:00,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:00,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 81 states and 216 transitions. [2021-11-23 00:48:00,689 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 216 transitions. [2021-11-23 00:48:00,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:48:00,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:00,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:00,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:00,724 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:48:01,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:01,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 82 states and 216 transitions. [2021-11-23 00:48:01,319 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 216 transitions. [2021-11-23 00:48:01,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:48:01,320 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:01,320 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:01,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:01,839 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:48:04,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:04,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 86 states and 233 transitions. [2021-11-23 00:48:04,597 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 233 transitions. [2021-11-23 00:48:04,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:48:04,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:04,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:04,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:04,968 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:48:05,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:05,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 87 states and 234 transitions. [2021-11-23 00:48:05,567 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 234 transitions. [2021-11-23 00:48:05,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:48:05,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:05,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:05,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:05,995 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:48:07,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:07,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 90 states and 241 transitions. [2021-11-23 00:48:07,645 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 241 transitions. [2021-11-23 00:48:07,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:48:07,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:07,646 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:07,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:08,101 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 00:48:08,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:08,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 91 states and 244 transitions. [2021-11-23 00:48:08,754 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 244 transitions. [2021-11-23 00:48:08,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:48:08,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:08,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:09,108 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:48:11,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:11,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 95 states and 254 transitions. [2021-11-23 00:48:11,523 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 254 transitions. [2021-11-23 00:48:11,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:48:11,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:11,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:11,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:11,942 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:48:14,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:14,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 99 states and 258 transitions. [2021-11-23 00:48:14,560 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 258 transitions. [2021-11-23 00:48:14,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:48:14,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:14,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:14,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:14,944 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-23 00:48:15,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:15,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 94 states and 231 transitions. [2021-11-23 00:48:15,485 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 231 transitions. [2021-11-23 00:48:15,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:48:15,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:15,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:15,850 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:17,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:17,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 89 states and 224 transitions. [2021-11-23 00:48:17,359 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 224 transitions. [2021-11-23 00:48:17,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:48:17,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:17,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:17,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:17,740 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:20,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:20,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 94 states and 236 transitions. [2021-11-23 00:48:20,563 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 236 transitions. [2021-11-23 00:48:20,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:48:20,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:20,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:20,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:20,929 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:23,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:23,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 92 states and 221 transitions. [2021-11-23 00:48:23,355 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 221 transitions. [2021-11-23 00:48:23,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:48:23,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:23,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:23,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:23,744 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-23 00:48:24,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:24,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 90 states and 216 transitions. [2021-11-23 00:48:24,440 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 216 transitions. [2021-11-23 00:48:24,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:48:24,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:24,440 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:24,871 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:48:27,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:27,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 94 states and 227 transitions. [2021-11-23 00:48:27,610 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 227 transitions. [2021-11-23 00:48:27,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:48:27,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:27,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:28,091 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:48:30,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:30,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 97 states and 230 transitions. [2021-11-23 00:48:30,598 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 230 transitions. [2021-11-23 00:48:30,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:48:30,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:30,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:30,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:30,997 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:48:31,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:31,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 98 states and 232 transitions. [2021-11-23 00:48:31,497 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 232 transitions. [2021-11-23 00:48:31,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:48:31,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:31,497 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:32,033 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:48:32,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:32,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 92 states and 221 transitions. [2021-11-23 00:48:32,829 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 221 transitions. [2021-11-23 00:48:32,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:48:32,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:32,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:32,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:48:40,369 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:48:58,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:48:58,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 106 states and 261 transitions. [2021-11-23 00:48:58,831 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 261 transitions. [2021-11-23 00:48:58,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:48:58,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:48:58,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:48:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:00,153 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:02,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:02,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 109 states and 278 transitions. [2021-11-23 00:49:02,574 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 278 transitions. [2021-11-23 00:49:02,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:49:02,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:02,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:03,563 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:49:04,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:04,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 110 states and 281 transitions. [2021-11-23 00:49:04,427 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 281 transitions. [2021-11-23 00:49:04,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:49:04,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:04,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:04,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:05,270 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:49:08,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:08,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 113 states and 289 transitions. [2021-11-23 00:49:08,566 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 289 transitions. [2021-11-23 00:49:08,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:49:08,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:08,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:08,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:08,983 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:49:12,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:12,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 117 states and 298 transitions. [2021-11-23 00:49:12,459 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 298 transitions. [2021-11-23 00:49:12,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:49:12,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:12,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:12,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:12,494 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:49:18,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:18,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 124 states and 322 transitions. [2021-11-23 00:49:18,446 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 322 transitions. [2021-11-23 00:49:18,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:49:18,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:18,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:18,483 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:49:20,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:20,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 127 states and 328 transitions. [2021-11-23 00:49:20,916 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 328 transitions. [2021-11-23 00:49:20,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:49:20,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:20,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:20,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:20,952 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-23 00:49:21,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:21,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 128 states and 328 transitions. [2021-11-23 00:49:21,977 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 328 transitions. [2021-11-23 00:49:21,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:49:21,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:21,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:21,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:23,150 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:49:29,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 133 states and 346 transitions. [2021-11-23 00:49:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 346 transitions. [2021-11-23 00:49:29,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:49:29,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:29,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:30,100 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:49:31,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:31,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 134 states and 355 transitions. [2021-11-23 00:49:31,247 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 355 transitions. [2021-11-23 00:49:31,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:49:31,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:31,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:31,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:32,287 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:49:35,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:35,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 137 states and 367 transitions. [2021-11-23 00:49:35,141 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 367 transitions. [2021-11-23 00:49:35,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:49:35,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:35,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:36,124 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:49:38,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:38,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 139 states and 372 transitions. [2021-11-23 00:49:38,337 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 372 transitions. [2021-11-23 00:49:38,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:49:38,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:38,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:38,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:39,406 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 00:49:41,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:41,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 141 states and 375 transitions. [2021-11-23 00:49:41,019 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 375 transitions. [2021-11-23 00:49:41,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:41,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:41,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:41,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:42,047 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:49:48,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:48,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 146 states and 387 transitions. [2021-11-23 00:49:48,074 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 387 transitions. [2021-11-23 00:49:48,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:48,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:48,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:49,650 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:49:55,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:49:55,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 150 states and 392 transitions. [2021-11-23 00:49:55,671 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 392 transitions. [2021-11-23 00:49:55,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:49:55,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:49:55,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:49:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:49:56,841 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:50:00,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:00,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 153 states and 400 transitions. [2021-11-23 00:50:00,395 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 400 transitions. [2021-11-23 00:50:00,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:50:00,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:00,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:00,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:01,400 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:50:02,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:02,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 154 states and 402 transitions. [2021-11-23 00:50:02,309 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 402 transitions. [2021-11-23 00:50:02,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:50:02,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:02,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:03,367 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 00:50:04,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:04,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 155 states and 402 transitions. [2021-11-23 00:50:04,555 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 402 transitions. [2021-11-23 00:50:04,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:04,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:04,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:06,044 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-23 00:50:07,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:07,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 147 states and 361 transitions. [2021-11-23 00:50:07,252 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 361 transitions. [2021-11-23 00:50:07,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:07,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:07,261 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:08,608 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:50:14,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:14,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 152 states and 372 transitions. [2021-11-23 00:50:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 372 transitions. [2021-11-23 00:50:14,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:14,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:14,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:14,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:15,543 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:50:16,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:16,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 150 states and 369 transitions. [2021-11-23 00:50:16,681 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 369 transitions. [2021-11-23 00:50:16,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:16,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:16,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:17,604 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:50:20,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:20,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 152 states and 378 transitions. [2021-11-23 00:50:20,131 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 378 transitions. [2021-11-23 00:50:20,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:20,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:20,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:20,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:21,211 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:50:23,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:23,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 154 states and 382 transitions. [2021-11-23 00:50:23,675 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 382 transitions. [2021-11-23 00:50:23,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:23,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:23,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:24,930 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:50:28,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:28,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 157 states and 389 transitions. [2021-11-23 00:50:28,045 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 389 transitions. [2021-11-23 00:50:28,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:28,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:28,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:29,102 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:50:30,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:30,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 158 states and 390 transitions. [2021-11-23 00:50:30,249 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 390 transitions. [2021-11-23 00:50:30,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:30,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:30,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:30,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:31,494 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:50:33,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:33,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 160 states and 396 transitions. [2021-11-23 00:50:33,754 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 396 transitions. [2021-11-23 00:50:33,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:33,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:33,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:33,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:34,784 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-23 00:50:36,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:36,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 162 states and 399 transitions. [2021-11-23 00:50:36,633 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 399 transitions. [2021-11-23 00:50:36,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 00:50:36,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:36,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:36,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:37,831 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-23 00:50:39,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:39,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 153 states and 384 transitions. [2021-11-23 00:50:39,375 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 384 transitions. [2021-11-23 00:50:39,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:39,375 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:39,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:39,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:40,427 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:50:47,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:47,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 158 states and 398 transitions. [2021-11-23 00:50:47,097 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 398 transitions. [2021-11-23 00:50:47,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:47,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:47,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:48,152 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:50:53,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:50:53,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 146 states and 352 transitions. [2021-11-23 00:50:53,395 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 352 transitions. [2021-11-23 00:50:53,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:50:53,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:50:53,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:50:53,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:50:54,495 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:51:00,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:00,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 150 states and 355 transitions. [2021-11-23 00:51:00,714 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 355 transitions. [2021-11-23 00:51:00,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:51:00,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:00,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:00,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:02,159 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:51:03,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:51:03,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 151 states and 357 transitions. [2021-11-23 00:51:03,268 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 357 transitions. [2021-11-23 00:51:03,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:51:03,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:51:03,271 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:51:03,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:51:21,819 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:10,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:10,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 169 states and 412 transitions. [2021-11-23 00:52:10,238 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 412 transitions. [2021-11-23 00:52:10,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:52:10,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:10,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:12,229 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:52:23,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:23,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 176 states and 438 transitions. [2021-11-23 00:52:23,028 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 438 transitions. [2021-11-23 00:52:23,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:23,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:23,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:23,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:26,108 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:52:35,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:35,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 179 states and 447 transitions. [2021-11-23 00:52:35,937 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 447 transitions. [2021-11-23 00:52:35,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:35,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:35,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:38,563 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:52:46,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:46,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 183 states and 456 transitions. [2021-11-23 00:52:46,555 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 456 transitions. [2021-11-23 00:52:46,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:46,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:46,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:47,791 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:52:50,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:50,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 184 states and 459 transitions. [2021-11-23 00:52:50,164 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 459 transitions. [2021-11-23 00:52:50,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:50,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:50,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:50,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:51,705 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:52:56,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:52:56,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 187 states and 464 transitions. [2021-11-23 00:52:56,779 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 464 transitions. [2021-11-23 00:52:56,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:52:56,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:52:56,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:52:56,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:52:58,429 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:53:00,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:00,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 188 states and 465 transitions. [2021-11-23 00:53:00,132 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 465 transitions. [2021-11-23 00:53:00,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:53:00,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:00,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:01,475 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:53:08,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:08,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 192 states and 474 transitions. [2021-11-23 00:53:08,178 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 474 transitions. [2021-11-23 00:53:08,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:53:08,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:08,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:08,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:09,382 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 11 proven. 14 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:53:14,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:14,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 195 states and 480 transitions. [2021-11-23 00:53:14,441 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 480 transitions. [2021-11-23 00:53:14,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:53:14,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:14,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:14,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:15,938 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:53:28,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:28,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 201 states and 514 transitions. [2021-11-23 00:53:28,058 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 514 transitions. [2021-11-23 00:53:28,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:53:28,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:28,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:28,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:29,404 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:53:36,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:36,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 205 states and 522 transitions. [2021-11-23 00:53:36,724 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 522 transitions. [2021-11-23 00:53:36,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:53:36,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:36,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:36,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:38,077 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:53:45,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:45,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 209 states and 536 transitions. [2021-11-23 00:53:45,961 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 536 transitions. [2021-11-23 00:53:45,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:53:45,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:45,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:45,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:47,356 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:53:49,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:49,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 210 states and 537 transitions. [2021-11-23 00:53:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 537 transitions. [2021-11-23 00:53:49,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:53:49,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:49,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:50,113 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:53:53,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:53,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 212 states and 541 transitions. [2021-11-23 00:53:53,349 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 541 transitions. [2021-11-23 00:53:53,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:53:53,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:53,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:53,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:54,512 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:53:56,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:56,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 213 states and 542 transitions. [2021-11-23 00:53:56,468 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 542 transitions. [2021-11-23 00:53:56,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:53:56,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:56,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:53:57,528 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:53:59,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:53:59,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 214 states and 547 transitions. [2021-11-23 00:53:59,383 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 547 transitions. [2021-11-23 00:53:59,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:53:59,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:53:59,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:53:59,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:00,655 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:54:02,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:02,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 215 states and 547 transitions. [2021-11-23 00:54:02,492 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 547 transitions. [2021-11-23 00:54:02,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:54:02,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:02,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:02,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:03,721 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2021-11-23 00:54:05,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:05,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 216 states and 547 transitions. [2021-11-23 00:54:05,589 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 547 transitions. [2021-11-23 00:54:05,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:54:05,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:05,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:06,687 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:54:20,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:20,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 222 states and 559 transitions. [2021-11-23 00:54:20,961 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 559 transitions. [2021-11-23 00:54:20,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:54:20,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:20,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:20,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:22,214 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:54:30,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:30,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 571 states to 225 states and 571 transitions. [2021-11-23 00:54:30,410 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 571 transitions. [2021-11-23 00:54:30,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:54:30,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:30,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:30,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:31,797 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:54:40,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:40,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 229 states and 586 transitions. [2021-11-23 00:54:40,460 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 586 transitions. [2021-11-23 00:54:40,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:54:40,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:40,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:40,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:41,479 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:54:52,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:52,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 233 states and 588 transitions. [2021-11-23 00:54:52,971 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 588 transitions. [2021-11-23 00:54:52,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:54:52,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:52,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:52,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:54,026 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:54:55,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 234 states and 590 transitions. [2021-11-23 00:54:55,507 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 590 transitions. [2021-11-23 00:54:55,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:54:55,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,800 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:55:12,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 241 states and 613 transitions. [2021-11-23 00:55:12,995 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 613 transitions. [2021-11-23 00:55:12,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:55:12,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,995 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:14,112 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-23 00:55:15,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:15,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 210 states and 527 transitions. [2021-11-23 00:55:15,755 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 527 transitions. [2021-11-23 00:55:15,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:55:15,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:15,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:15,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:16,844 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:55:26,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:26,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 215 states and 547 transitions. [2021-11-23 00:55:26,300 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 547 transitions. [2021-11-23 00:55:26,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:55:26,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:26,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:27,564 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:55:34,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:34,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 218 states and 557 transitions. [2021-11-23 00:55:34,618 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 557 transitions. [2021-11-23 00:55:34,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:55:34,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:34,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:34,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:35,769 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:55:41,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:41,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 562 states to 221 states and 562 transitions. [2021-11-23 00:55:41,242 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 562 transitions. [2021-11-23 00:55:41,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:55:41,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:41,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:42,460 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:55:44,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:44,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 222 states and 563 transitions. [2021-11-23 00:55:44,830 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 563 transitions. [2021-11-23 00:55:44,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:55:44,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:44,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:46,151 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:55:50,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:50,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 224 states and 572 transitions. [2021-11-23 00:55:50,812 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 572 transitions. [2021-11-23 00:55:50,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:55:50,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:50,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:50,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:51,790 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:55:55,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:55,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 226 states and 574 transitions. [2021-11-23 00:55:55,340 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 574 transitions. [2021-11-23 00:55:55,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:55:55,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:55,341 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:56,498 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:55:58,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:58,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 227 states and 575 transitions. [2021-11-23 00:55:58,454 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 575 transitions. [2021-11-23 00:55:58,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:55:58,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:58,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:59,634 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:56:01,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:01,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 228 states and 576 transitions. [2021-11-23 00:56:01,575 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 576 transitions. [2021-11-23 00:56:01,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:56:01,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:01,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:01,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:02,771 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:56:04,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:04,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 229 states and 576 transitions. [2021-11-23 00:56:04,883 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 576 transitions. [2021-11-23 00:56:04,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:56:04,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:04,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:04,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:06,105 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:56:19,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:19,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 235 states and 589 transitions. [2021-11-23 00:56:19,026 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 589 transitions. [2021-11-23 00:56:19,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:56:19,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:19,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:19,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:19,975 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:56:26,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 238 states and 600 transitions. [2021-11-23 00:56:26,659 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 600 transitions. [2021-11-23 00:56:26,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:56:26,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:27,889 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:56:34,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:34,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 241 states and 610 transitions. [2021-11-23 00:56:34,706 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 610 transitions. [2021-11-23 00:56:34,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:56:34,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:34,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:35,664 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:56:47,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:47,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 234 states and 587 transitions. [2021-11-23 00:56:47,863 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 587 transitions. [2021-11-23 00:56:47,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:56:47,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:47,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:47,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:49,146 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-23 00:56:50,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:50,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 235 states and 589 transitions. [2021-11-23 00:56:50,878 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 589 transitions. [2021-11-23 00:56:50,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:56:50,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:50,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:50,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:52,135 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-11-23 00:56:55,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:55,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 236 states and 592 transitions. [2021-11-23 00:56:55,078 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 592 transitions. [2021-11-23 00:56:55,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 00:56:55,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:55,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:56,146 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 6 proven. 19 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-11-23 00:56:57,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:57,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 237 states and 595 transitions. [2021-11-23 00:56:58,000 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 595 transitions. [2021-11-23 00:56:58,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:56:58,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:58,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:38,136 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:46,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:46,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 248 states and 619 transitions. [2021-11-23 00:58:46,325 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 619 transitions. [2021-11-23 00:58:46,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:58:46,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:46,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:49,724 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:09,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:09,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 255 states and 655 transitions. [2021-11-23 00:59:09,328 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 655 transitions. [2021-11-23 00:59:09,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:59:09,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:09,328 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:09,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat