./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label43.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_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/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_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label43.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/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_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/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 1517fa46ec5e3deaa556c4d1abf6414cd1124c01b59fb30f69a647372d6443be --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:06:53,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:06:53,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:06:53,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:06:53,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:06:53,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:06:53,204 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:06:53,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:06:53,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:06:53,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:06:53,218 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:06:53,220 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:06:53,220 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:06:53,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:06:53,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:06:53,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:06:53,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:06:53,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:06:53,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:06:53,246 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:06:53,248 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:06:53,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:06:53,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:06:53,254 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:06:53,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:06:53,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:06:53,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:06:53,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:06:53,266 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:06:53,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:06:53,268 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:06:53,269 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:06:53,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:06:53,273 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:06:53,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:06:53,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:06:53,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:06:53,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:06:53,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:06:53,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:06:53,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:06:53,279 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:06:53,322 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:06:53,322 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:06:53,324 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:06:53,324 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:06:53,325 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:06:53,325 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:06:53,326 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:06:53,326 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:06:53,326 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:06:53,326 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:06:53,327 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:06:53,334 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:06:53,334 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:06:53,334 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:06:53,334 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:06:53,335 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:06:53,335 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:06:53,335 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:06:53,335 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:06:53,336 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:06:53,336 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:06:53,336 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:06:53,336 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:06:53,337 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:06:53,337 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:06:53,337 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:06:53,337 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:06:53,338 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:06:53,338 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_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1517fa46ec5e3deaa556c4d1abf6414cd1124c01b59fb30f69a647372d6443be [2021-11-23 01:06:53,614 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:06:53,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:06:53,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:06:53,639 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:06:53,640 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:06:53,641 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/eca-rers2012/Problem14_label43.c [2021-11-23 01:06:53,715 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/bin/ukojak-LBtLqBUTdQ/data/dd1603f47/a5062aed6c0e4d7a921bac716391b44f/FLAG1a06ed846 [2021-11-23 01:06:54,297 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:06:54,298 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/sv-benchmarks/c/eca-rers2012/Problem14_label43.c [2021-11-23 01:06:54,315 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/bin/ukojak-LBtLqBUTdQ/data/dd1603f47/a5062aed6c0e4d7a921bac716391b44f/FLAG1a06ed846 [2021-11-23 01:06:54,510 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/bin/ukojak-LBtLqBUTdQ/data/dd1603f47/a5062aed6c0e4d7a921bac716391b44f [2021-11-23 01:06:54,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:06:54,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:06:54,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:06:54,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:06:54,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:06:54,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:06:54" (1/1) ... [2021-11-23 01:06:54,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45c74601 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:54, skipping insertion in model container [2021-11-23 01:06:54,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:06:54" (1/1) ... [2021-11-23 01:06:54,528 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:06:54,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:06:54,766 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_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/sv-benchmarks/c/eca-rers2012/Problem14_label43.c[1819,1832] [2021-11-23 01:06:55,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:06:55,031 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:06:55,047 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_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/sv-benchmarks/c/eca-rers2012/Problem14_label43.c[1819,1832] [2021-11-23 01:06:55,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:06:55,230 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:06:55,231 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:55 WrapperNode [2021-11-23 01:06:55,231 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:06:55,233 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:06:55,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:06:55,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:06:55,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:55" (1/1) ... [2021-11-23 01:06:55,274 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:55" (1/1) ... [2021-11-23 01:06:55,374 INFO L137 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2021-11-23 01:06:55,374 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:06:55,375 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:06:55,375 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:06:55,375 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:06:55,384 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:55" (1/1) ... [2021-11-23 01:06:55,384 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:55" (1/1) ... [2021-11-23 01:06:55,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:55" (1/1) ... [2021-11-23 01:06:55,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:55" (1/1) ... [2021-11-23 01:06:55,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:55" (1/1) ... [2021-11-23 01:06:55,485 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:55" (1/1) ... [2021-11-23 01:06:55,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:55" (1/1) ... [2021-11-23 01:06:55,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:06:55,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:06:55,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:06:55,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:06:55,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:06:55" (1/1) ... [2021-11-23 01:06:55,540 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:06:55,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:06:55,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:06:55,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8ef9e61-1e43-4f29-9b25-caebe3d2589a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:06:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:06:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:06:55,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:06:55,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:06:55,701 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:06:55,703 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:06:57,072 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:07:00,217 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:07:00,218 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:07:00,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:00 BoogieIcfgContainer [2021-11-23 01:07:00,220 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:07:00,222 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:07:00,222 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:07:00,232 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:07:00,232 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:00" (1/1) ... [2021-11-23 01:07:00,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:07:00,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2021-11-23 01:07:00,297 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2021-11-23 01:07:00,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:07:00,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:00,452 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 01:07:00,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:00,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 12 states and 14 transitions. [2021-11-23 01:07:00,533 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 14 transitions. [2021-11-23 01:07:00,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:07:00,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:00,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:00,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:01,088 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:01,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:01,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 19 states and 27 transitions. [2021-11-23 01:07:01,445 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 27 transitions. [2021-11-23 01:07:01,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:07:01,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:01,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:02,756 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:03,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:03,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 27 states and 46 transitions. [2021-11-23 01:07:03,822 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 46 transitions. [2021-11-23 01:07:03,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:07:03,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:03,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:04,535 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:04,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:04,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 30 states and 54 transitions. [2021-11-23 01:07:04,760 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 54 transitions. [2021-11-23 01:07:04,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:04,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:04,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:05,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:06,087 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:07,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:07,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 38 states and 79 transitions. [2021-11-23 01:07:07,775 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 79 transitions. [2021-11-23 01:07:07,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:07:07,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:07,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:09,038 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:09,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:09,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 45 states and 93 transitions. [2021-11-23 01:07:09,751 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 93 transitions. [2021-11-23 01:07:09,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:07:09,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:09,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:12,337 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 01:07:15,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:15,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 57 states and 124 transitions. [2021-11-23 01:07:15,064 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 124 transitions. [2021-11-23 01:07:15,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:07:15,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:15,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:16,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:16,883 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 01:07:17,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:17,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 61 states and 133 transitions. [2021-11-23 01:07:17,677 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 133 transitions. [2021-11-23 01:07:17,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:07:17,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:17,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:19,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:31,777 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:35,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:35,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 73 states and 172 transitions. [2021-11-23 01:07:35,399 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 172 transitions. [2021-11-23 01:07:35,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:07:35,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:35,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:36,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:44,807 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:45,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:45,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 77 states and 184 transitions. [2021-11-23 01:07:45,683 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 184 transitions. [2021-11-23 01:07:45,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:07:45,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:45,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:46,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:53,046 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:53,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:53,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 78 states and 192 transitions. [2021-11-23 01:07:53,646 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 192 transitions. [2021-11-23 01:07:53,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:07:53,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:53,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:54,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:45,009 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:47,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:47,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 86 states and 216 transitions. [2021-11-23 01:09:47,813 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 216 transitions. [2021-11-23 01:09:47,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:09:47,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:47,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:37,431 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:38,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:38,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 90 states and 228 transitions. [2021-11-23 01:11:38,619 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 228 transitions. [2021-11-23 01:11:38,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:38,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:38,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:40,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:45,356 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:49,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:49,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 101 states and 256 transitions. [2021-11-23 01:11:49,640 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 256 transitions. [2021-11-23 01:11:49,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:49,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:49,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:51,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:11:54,984 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:11:56,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:11:56,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 106 states and 271 transitions. [2021-11-23 01:11:56,550 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 271 transitions. [2021-11-23 01:11:56,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:11:56,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:11:56,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:11:59,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:03,033 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:04,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:04,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 109 states and 282 transitions. [2021-11-23 01:12:04,159 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 282 transitions. [2021-11-23 01:12:04,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:12:04,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:04,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:10,398 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:11,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:11,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 113 states and 294 transitions. [2021-11-23 01:12:11,584 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 294 transitions. [2021-11-23 01:12:11,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:12:11,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:11,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:14,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:17,582 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:18,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:18,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 116 states and 301 transitions. [2021-11-23 01:12:18,476 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 301 transitions. [2021-11-23 01:12:18,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:12:18,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:18,478 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:23,959 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:24,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 119 states and 307 transitions. [2021-11-23 01:12:24,752 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 307 transitions. [2021-11-23 01:12:24,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:12:24,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:24,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:40,478 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:45,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:45,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 127 states and 326 transitions. [2021-11-23 01:12:45,675 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 326 transitions. [2021-11-23 01:12:45,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:12:45,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:45,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:49,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:59,033 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:01,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:01,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 132 states and 346 transitions. [2021-11-23 01:13:01,905 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 346 transitions. [2021-11-23 01:13:01,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:13:01,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:01,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:04,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:14,219 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:16,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:16,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 136 states and 357 transitions. [2021-11-23 01:13:16,886 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 357 transitions. [2021-11-23 01:13:16,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:13:16,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:16,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:19,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:29,159 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:29,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:29,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 139 states and 360 transitions. [2021-11-23 01:13:29,703 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 360 transitions. [2021-11-23 01:13:29,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:13:29,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:29,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:32,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:41,388 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:42,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:42,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 142 states and 366 transitions. [2021-11-23 01:13:42,574 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 366 transitions. [2021-11-23 01:13:42,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:13:42,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:42,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:45,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:54,539 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:55,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:55,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 145 states and 373 transitions. [2021-11-23 01:13:55,520 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 373 transitions. [2021-11-23 01:13:55,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:13:55,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:55,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:58,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:07,161 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:08,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:08,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 147 states and 378 transitions. [2021-11-23 01:14:08,174 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 378 transitions. [2021-11-23 01:14:08,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:14:08,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:08,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:20,686 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:21,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:21,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 150 states and 381 transitions. [2021-11-23 01:14:21,164 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 381 transitions. [2021-11-23 01:14:21,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:14:21,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:21,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:32,639 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:33,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:33,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 153 states and 386 transitions. [2021-11-23 01:14:33,412 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 386 transitions. [2021-11-23 01:14:33,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:14:33,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:33,414 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:35,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:45,200 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:45,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:45,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 154 states and 390 transitions. [2021-11-23 01:14:45,904 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 390 transitions. [2021-11-23 01:14:45,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:14:45,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:45,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:49,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:26,057 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:34,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:34,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 166 states and 434 transitions. [2021-11-23 01:15:34,222 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 434 transitions. [2021-11-23 01:15:34,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:15:34,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:34,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:37,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:10,730 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:11,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:11,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 169 states and 437 transitions. [2021-11-23 01:16:11,642 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 437 transitions. [2021-11-23 01:16:11,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:11,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:11,643 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:15,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:51,097 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:54,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:54,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 174 states and 456 transitions. [2021-11-23 01:16:54,354 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 456 transitions. [2021-11-23 01:16:54,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:16:54,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:54,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:58,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:33,047 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:36,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:36,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 182 states and 476 transitions. [2021-11-23 01:17:36,951 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 476 transitions. [2021-11-23 01:17:36,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:17:36,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:36,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:40,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:15,606 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:21,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:21,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 193 states and 498 transitions. [2021-11-23 01:18:21,765 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 498 transitions. [2021-11-23 01:18:21,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:18:21,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:21,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:25,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:59,499 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:00,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:00,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 194 states and 502 transitions. [2021-11-23 01:19:00,378 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 502 transitions. [2021-11-23 01:19:00,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:00,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:00,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:36,468 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:40,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:40,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 203 states and 520 transitions. [2021-11-23 01:19:40,998 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 520 transitions. [2021-11-23 01:19:40,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:19:40,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:40,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:44,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat