./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.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_ed76c07a-51fa-41b6-bc65-3e7c710ca163/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/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_ed76c07a-51fa-41b6-bc65-3e7c710ca163/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/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_ed76c07a-51fa-41b6-bc65-3e7c710ca163/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 5c7b2e547f39f7d53d20335ecc1b1fbde6acdc52384cb52caa86017352bf317a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:36:23,148 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:36:23,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:36:23,199 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:36:23,199 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:36:23,204 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:36:23,206 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:36:23,211 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:36:23,214 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:36:23,220 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:36:23,222 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:36:23,224 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:36:23,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:36:23,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:36:23,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:36:23,237 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:36:23,239 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:36:23,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:36:23,243 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:36:23,252 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:36:23,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:36:23,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:36:23,260 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:36:23,261 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:36:23,271 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:36:23,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:36:23,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:36:23,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:36:23,275 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:36:23,277 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:36:23,278 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:36:23,279 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:36:23,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:36:23,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:36:23,285 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:36:23,286 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:36:23,287 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:36:23,287 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:36:23,287 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:36:23,289 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:36:23,289 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:36:23,291 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:36:23,320 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:36:23,321 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:36:23,328 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:36:23,329 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:36:23,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:36:23,330 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:36:23,330 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:36:23,330 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:36:23,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:36:23,330 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:36:23,331 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:36:23,331 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:36:23,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:36:23,331 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:36:23,331 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:36:23,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:36:23,332 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:36:23,332 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:36:23,332 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:36:23,332 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:36:23,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:36:23,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:36:23,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:36:23,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:36:23,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:36:23,333 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:36:23,334 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:36:23,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:36:23,334 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_ed76c07a-51fa-41b6-bc65-3e7c710ca163/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c7b2e547f39f7d53d20335ecc1b1fbde6acdc52384cb52caa86017352bf317a [2021-11-23 01:36:23,646 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:36:23,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:36:23,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:36:23,675 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:36:23,676 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:36:23,678 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-23 01:36:23,800 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/bin/ukojak-LBtLqBUTdQ/data/e17d6e0a4/a5a490a5d13140bf901c078c3453f764/FLAG5c3ff0731 [2021-11-23 01:36:24,388 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:36:24,389 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-23 01:36:24,405 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/bin/ukojak-LBtLqBUTdQ/data/e17d6e0a4/a5a490a5d13140bf901c078c3453f764/FLAG5c3ff0731 [2021-11-23 01:36:24,702 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/bin/ukojak-LBtLqBUTdQ/data/e17d6e0a4/a5a490a5d13140bf901c078c3453f764 [2021-11-23 01:36:24,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:36:24,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:36:24,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:36:24,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:36:24,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:36:24,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:36:24" (1/1) ... [2021-11-23 01:36:24,714 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63c33bde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:24, skipping insertion in model container [2021-11-23 01:36:24,714 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:36:24" (1/1) ... [2021-11-23 01:36:24,722 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:36:24,790 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:36:25,092 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_ed76c07a-51fa-41b6-bc65-3e7c710ca163/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[7834,7847] [2021-11-23 01:36:25,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:36:25,180 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:36:25,284 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_ed76c07a-51fa-41b6-bc65-3e7c710ca163/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.5.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[7834,7847] [2021-11-23 01:36:25,314 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:36:25,343 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:36:25,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:25 WrapperNode [2021-11-23 01:36:25,344 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:36:25,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:36:25,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:36:25,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:36:25,359 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:25" (1/1) ... [2021-11-23 01:36:25,377 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:25" (1/1) ... [2021-11-23 01:36:25,447 INFO L137 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 616 [2021-11-23 01:36:25,447 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:36:25,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:36:25,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:36:25,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:36:25,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:25" (1/1) ... [2021-11-23 01:36:25,457 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:25" (1/1) ... [2021-11-23 01:36:25,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:25" (1/1) ... [2021-11-23 01:36:25,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:25" (1/1) ... [2021-11-23 01:36:25,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:25" (1/1) ... [2021-11-23 01:36:25,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:25" (1/1) ... [2021-11-23 01:36:25,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:25" (1/1) ... [2021-11-23 01:36:25,510 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:36:25,511 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:36:25,511 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:36:25,511 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:36:25,516 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:36:25" (1/1) ... [2021-11-23 01:36:25,524 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:36:25,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:36:25,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:36:25,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ed76c07a-51fa-41b6-bc65-3e7c710ca163/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:36:25,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:36:25,607 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:36:25,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:36:25,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:36:25,734 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:36:25,735 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:36:26,422 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:36:26,605 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:36:26,605 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:36:26,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:36:26 BoogieIcfgContainer [2021-11-23 01:36:26,610 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:36:26,612 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:36:26,612 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:36:26,623 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:36:26,624 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:36:26" (1/1) ... [2021-11-23 01:36:26,638 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:36:26,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:26,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 104 states and 180 transitions. [2021-11-23 01:36:26,714 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 180 transitions. [2021-11-23 01:36:26,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:36:26,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:26,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:27,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:27,172 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 01:36:27,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:27,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 104 states and 178 transitions. [2021-11-23 01:36:27,313 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 178 transitions. [2021-11-23 01:36:27,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:36:27,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:27,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:27,514 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 01:36:27,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:27,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 113 states and 195 transitions. [2021-11-23 01:36:27,989 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 195 transitions. [2021-11-23 01:36:27,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:36:27,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:27,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:28,137 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 01:36:28,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:28,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 110 states and 189 transitions. [2021-11-23 01:36:28,215 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 189 transitions. [2021-11-23 01:36:28,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:36:28,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:28,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:28,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:28,331 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 01:36:28,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:28,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 107 states and 183 transitions. [2021-11-23 01:36:28,377 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 183 transitions. [2021-11-23 01:36:28,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-23 01:36:28,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:28,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:28,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:28,492 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 01:36:29,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:29,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 110 states and 188 transitions. [2021-11-23 01:36:29,249 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 188 transitions. [2021-11-23 01:36:29,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:36:29,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:29,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:29,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:29,374 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 01:36:29,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:29,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 107 states and 182 transitions. [2021-11-23 01:36:29,430 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 182 transitions. [2021-11-23 01:36:29,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:36:29,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:29,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:29,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:29,586 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 01:36:30,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:30,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 114 states and 193 transitions. [2021-11-23 01:36:30,716 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 193 transitions. [2021-11-23 01:36:30,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 01:36:30,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:30,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:30,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:30,765 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 01:36:30,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:30,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 111 states and 187 transitions. [2021-11-23 01:36:30,802 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 187 transitions. [2021-11-23 01:36:30,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:36:30,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:30,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:30,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:30,847 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 01:36:30,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:30,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 104 states and 175 transitions. [2021-11-23 01:36:30,884 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 175 transitions. [2021-11-23 01:36:30,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:36:30,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:30,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:30,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:31,010 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 01:36:33,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:33,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 104 states and 174 transitions. [2021-11-23 01:36:33,067 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2021-11-23 01:36:33,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:36:33,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:33,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:33,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:42,976 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 01:37:17,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:17,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 106 states and 176 transitions. [2021-11-23 01:37:17,036 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 176 transitions. [2021-11-23 01:37:17,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:37:17,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:17,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:17,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:41,073 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 01:39:33,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:33,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 110 states and 181 transitions. [2021-11-23 01:39:33,167 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 181 transitions. [2021-11-23 01:39:33,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:39:33,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:33,167 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:34,241 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 01:41:10,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:10,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 113 states and 183 transitions. [2021-11-23 01:41:10,463 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 183 transitions. [2021-11-23 01:41:10,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:41:10,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:10,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:10,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:12,579 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 01:41:19,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:19,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 116 states and 186 transitions. [2021-11-23 01:41:19,705 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 186 transitions. [2021-11-23 01:41:19,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:41:19,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:19,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:20,296 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:38,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:38,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 124 states and 199 transitions. [2021-11-23 01:41:38,725 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 199 transitions. [2021-11-23 01:41:38,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:41:38,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:38,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:39,507 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:57,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:57,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 137 states and 222 transitions. [2021-11-23 01:41:57,574 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 222 transitions. [2021-11-23 01:41:57,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:41:57,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:57,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:57,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:57,622 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:57,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:57,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 138 states and 222 transitions. [2021-11-23 01:41:57,652 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 222 transitions. [2021-11-23 01:41:57,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:41:57,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:57,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:58,531 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:16,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:16,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 156 states and 255 transitions. [2021-11-23 01:42:16,669 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 255 transitions. [2021-11-23 01:42:16,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:42:16,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:16,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:16,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:16,720 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:16,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:16,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 157 states and 255 transitions. [2021-11-23 01:42:16,750 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 255 transitions. [2021-11-23 01:42:16,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:42:16,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:16,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:16,798 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:16,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:16,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 158 states and 255 transitions. [2021-11-23 01:42:16,829 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 255 transitions. [2021-11-23 01:42:16,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 01:42:16,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:16,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:16,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:17,715 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:35,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:35,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 181 states and 298 transitions. [2021-11-23 01:42:35,765 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 298 transitions. [2021-11-23 01:42:35,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 01:42:35,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:35,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:35,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:35,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:35,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 182 states and 298 transitions. [2021-11-23 01:42:35,843 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 298 transitions. [2021-11-23 01:42:35,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 01:42:35,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:35,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:35,891 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:35,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:35,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 183 states and 298 transitions. [2021-11-23 01:42:35,922 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 298 transitions. [2021-11-23 01:42:35,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-23 01:42:35,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:35,924 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:35,973 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:36,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:36,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 184 states and 298 transitions. [2021-11-23 01:42:36,006 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 298 transitions. [2021-11-23 01:42:36,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:42:36,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:36,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:36,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:36,819 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:55,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:55,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 212 states and 349 transitions. [2021-11-23 01:42:55,045 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 349 transitions. [2021-11-23 01:42:55,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:42:55,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:55,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:55,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:55,097 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:55,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:55,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 213 states and 349 transitions. [2021-11-23 01:42:55,130 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 349 transitions. [2021-11-23 01:42:55,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:42:55,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:55,132 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:55,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:55,179 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:55,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:55,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 214 states and 349 transitions. [2021-11-23 01:42:55,211 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 349 transitions. [2021-11-23 01:42:55,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:42:55,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:55,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:55,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:55,256 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:55,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:55,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 215 states and 349 transitions. [2021-11-23 01:42:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 349 transitions. [2021-11-23 01:42:55,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-23 01:42:55,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:55,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:55,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:55,336 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:55,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:55,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 216 states and 349 transitions. [2021-11-23 01:42:55,373 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 349 transitions. [2021-11-23 01:42:55,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:42:55,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:55,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:55,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:55,415 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:09,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:09,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 240 states and 397 transitions. [2021-11-23 01:43:09,170 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 397 transitions. [2021-11-23 01:43:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:43:09,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:09,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:09,216 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:09,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:09,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 241 states and 397 transitions. [2021-11-23 01:43:09,271 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 397 transitions. [2021-11-23 01:43:09,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:43:09,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:09,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:09,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:09,315 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:09,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:09,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 242 states and 397 transitions. [2021-11-23 01:43:09,364 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 397 transitions. [2021-11-23 01:43:09,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:43:09,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:09,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:09,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:09,408 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:09,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:09,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 243 states and 397 transitions. [2021-11-23 01:43:09,461 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 397 transitions. [2021-11-23 01:43:09,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:43:09,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:09,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:09,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:09,504 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:09,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:09,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 244 states and 397 transitions. [2021-11-23 01:43:09,556 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 397 transitions. [2021-11-23 01:43:09,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:43:09,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:09,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:09,621 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:09,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:09,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 245 states and 397 transitions. [2021-11-23 01:43:09,671 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 397 transitions. [2021-11-23 01:43:09,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:09,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:09,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:09,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:09,731 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:26,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:26,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 274 states and 452 transitions. [2021-11-23 01:43:26,776 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 452 transitions. [2021-11-23 01:43:26,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:26,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:26,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:27,119 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:42,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:42,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 298 states and 500 transitions. [2021-11-23 01:43:42,749 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 500 transitions. [2021-11-23 01:43:42,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:42,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:42,751 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:42,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:42,793 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:42,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:42,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 299 states and 500 transitions. [2021-11-23 01:43:42,846 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 500 transitions. [2021-11-23 01:43:42,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:42,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:42,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:42,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:43,184 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:43,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:43,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 300 states and 500 transitions. [2021-11-23 01:43:43,582 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 500 transitions. [2021-11-23 01:43:43,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:43,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:43,583 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:43,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:43,625 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:43,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:43,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 301 states and 500 transitions. [2021-11-23 01:43:43,680 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 500 transitions. [2021-11-23 01:43:43,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:43,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:43,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:43,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,019 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:44,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 302 states and 500 transitions. [2021-11-23 01:43:44,072 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 500 transitions. [2021-11-23 01:43:44,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:44,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,114 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:44,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 303 states and 500 transitions. [2021-11-23 01:43:44,168 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 500 transitions. [2021-11-23 01:43:44,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:44,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,498 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:44,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 304 states and 500 transitions. [2021-11-23 01:43:44,542 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 500 transitions. [2021-11-23 01:43:44,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:44,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,586 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:44,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 305 states and 500 transitions. [2021-11-23 01:43:44,640 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 500 transitions. [2021-11-23 01:43:44,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:44,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:44,921 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:44,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 306 states and 500 transitions. [2021-11-23 01:43:44,963 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 500 transitions. [2021-11-23 01:43:44,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:44,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:45,005 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:45,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:45,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 307 states and 500 transitions. [2021-11-23 01:43:45,056 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 500 transitions. [2021-11-23 01:43:45,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:43:45,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:45,058 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:45,345 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:45,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:45,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 308 states and 500 transitions. [2021-11-23 01:43:45,397 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 500 transitions. [2021-11-23 01:43:45,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:43:45,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:45,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:45,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:46,008 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:34,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:34,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 327 states and 533 transitions. [2021-11-23 01:44:34,375 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 533 transitions. [2021-11-23 01:44:34,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:44:34,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:34,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:34,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:35,131 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:45:30,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:30,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 341 states and 556 transitions. [2021-11-23 01:45:30,964 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 556 transitions. [2021-11-23 01:45:30,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:45:30,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:30,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:30,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:31,761 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:46:49,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:49,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 370 states and 612 transitions. [2021-11-23 01:46:49,162 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 612 transitions. [2021-11-23 01:46:49,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2021-11-23 01:46:49,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:49,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:49,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat