./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL --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 17c1b3adab900925d0968acf284c9fae9bc7d0ec39197e53dc7bd6b93c5a8558 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:16:01,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:16:01,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:16:01,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:16:01,390 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:16:01,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:16:01,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:16:01,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:16:01,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:16:01,408 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:16:01,410 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:16:01,412 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:16:01,412 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:16:01,415 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:16:01,417 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:16:01,421 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:16:01,423 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:16:01,424 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:16:01,426 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:16:01,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:16:01,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:16:01,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:16:01,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:16:01,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:16:01,451 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:16:01,451 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:16:01,452 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:16:01,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:16:01,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:16:01,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:16:01,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:16:01,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:16:01,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:16:01,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:16:01,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:16:01,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:16:01,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:16:01,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:16:01,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:16:01,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:16:01,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:16:01,467 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 07:16:01,509 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:16:01,510 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:16:01,511 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:16:01,511 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:16:01,512 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:16:01,512 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:16:01,512 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:16:01,512 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 07:16:01,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:16:01,513 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 07:16:01,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:16:01,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:16:01,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:16:01,520 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:16:01,521 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 07:16:01,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:16:01,521 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:16:01,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:16:01,521 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:16:01,522 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:16:01,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:16:01,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:16:01,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:16:01,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:16:01,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:16:01,523 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:16:01,523 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:16:01,523 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:16:01,524 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_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 17c1b3adab900925d0968acf284c9fae9bc7d0ec39197e53dc7bd6b93c5a8558 [2021-11-25 07:16:01,827 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:16:01,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:16:01,859 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:16:01,861 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:16:01,862 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:16:01,863 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-25 07:16:01,942 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/data/ea1b8516b/7aa666260b014ac2b37c32fd15790b32/FLAG22a56737a [2021-11-25 07:16:02,445 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:16:02,445 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-25 07:16:02,466 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/data/ea1b8516b/7aa666260b014ac2b37c32fd15790b32/FLAG22a56737a [2021-11-25 07:16:02,775 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/data/ea1b8516b/7aa666260b014ac2b37c32fd15790b32 [2021-11-25 07:16:02,778 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:16:02,779 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:16:02,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:16:02,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:16:02,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:16:02,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:16:02" (1/1) ... [2021-11-25 07:16:02,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f26d7b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:02, skipping insertion in model container [2021-11-25 07:16:02,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:16:02" (1/1) ... [2021-11-25 07:16:02,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:16:02,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:16:03,035 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_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4105,4118] [2021-11-25 07:16:03,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:16:03,065 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:16:03,093 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_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4105,4118] [2021-11-25 07:16:03,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:16:03,122 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:16:03,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:03 WrapperNode [2021-11-25 07:16:03,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:16:03,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:16:03,124 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:16:03,124 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:16:03,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:03" (1/1) ... [2021-11-25 07:16:03,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:03" (1/1) ... [2021-11-25 07:16:03,166 INFO L137 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 266 [2021-11-25 07:16:03,167 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:16:03,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:16:03,168 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:16:03,168 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:16:03,176 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:03" (1/1) ... [2021-11-25 07:16:03,176 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:03" (1/1) ... [2021-11-25 07:16:03,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:03" (1/1) ... [2021-11-25 07:16:03,180 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:03" (1/1) ... [2021-11-25 07:16:03,187 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:03" (1/1) ... [2021-11-25 07:16:03,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:03" (1/1) ... [2021-11-25 07:16:03,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:03" (1/1) ... [2021-11-25 07:16:03,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:16:03,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:16:03,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:16:03,198 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:16:03,199 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:16:03" (1/1) ... [2021-11-25 07:16:03,221 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:16:03,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:16:03,255 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:16:03,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e3c81ad5-d1d7-4d06-9d1d-d00d72589eb5/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:16:03,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:16:03,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:16:03,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:16:03,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:16:03,377 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:16:03,379 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:16:03,784 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:16:03,881 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:16:03,881 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:16:03,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:16:03 BoogieIcfgContainer [2021-11-25 07:16:03,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:16:03,885 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:16:03,885 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:16:03,904 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:16:03,904 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:16:03" (1/1) ... [2021-11-25 07:16:03,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:16:03,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:03,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2021-11-25 07:16:03,971 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2021-11-25 07:16:03,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-25 07:16:03,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:03,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:04,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:04,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:04,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:04,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2021-11-25 07:16:04,275 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2021-11-25 07:16:04,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:16:04,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:04,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:04,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:04,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:04,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:04,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2021-11-25 07:16:04,467 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2021-11-25 07:16:04,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:16:04,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:04,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:04,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:04,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:04,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 57 states and 88 transitions. [2021-11-25 07:16:04,560 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 88 transitions. [2021-11-25 07:16:04,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:16:04,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:04,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:04,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:04,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:04,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2021-11-25 07:16:04,913 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2021-11-25 07:16:04,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:16:04,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:04,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:04,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:05,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:05,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 108 transitions. [2021-11-25 07:16:05,014 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2021-11-25 07:16:05,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:16:05,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:05,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:05,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:05,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:05,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:05,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2021-11-25 07:16:05,085 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2021-11-25 07:16:05,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:16:05,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:05,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:05,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:05,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:06,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:06,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 88 states and 138 transitions. [2021-11-25 07:16:06,246 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2021-11-25 07:16:06,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:16:06,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:06,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:06,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:06,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:06,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 89 states and 138 transitions. [2021-11-25 07:16:06,334 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2021-11-25 07:16:06,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:16:06,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:06,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:06,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:06,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:06,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:06,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 90 states and 138 transitions. [2021-11-25 07:16:06,419 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 138 transitions. [2021-11-25 07:16:06,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:16:06,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:06,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:06,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:06,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:06,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 91 states and 138 transitions. [2021-11-25 07:16:06,506 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2021-11-25 07:16:06,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:16:06,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:06,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:06,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:06,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:08,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:08,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 109 states and 169 transitions. [2021-11-25 07:16:08,191 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 169 transitions. [2021-11-25 07:16:08,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:16:08,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:08,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:08,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:11,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:11,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 128 states and 200 transitions. [2021-11-25 07:16:11,053 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 200 transitions. [2021-11-25 07:16:11,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:16:11,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:11,054 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:11,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:11,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:11,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:11,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 129 states and 200 transitions. [2021-11-25 07:16:11,114 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 200 transitions. [2021-11-25 07:16:11,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:16:11,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:11,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:11,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:11,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:11,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:11,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 130 states and 200 transitions. [2021-11-25 07:16:11,204 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 200 transitions. [2021-11-25 07:16:11,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:16:11,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:11,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:11,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:11,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:11,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:11,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 131 states and 203 transitions. [2021-11-25 07:16:11,522 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 203 transitions. [2021-11-25 07:16:11,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:16:11,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:11,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:11,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:11,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:11,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:11,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 132 states and 203 transitions. [2021-11-25 07:16:11,697 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 203 transitions. [2021-11-25 07:16:11,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:16:11,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:11,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:11,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:11,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:11,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:11,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 133 states and 203 transitions. [2021-11-25 07:16:11,764 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 203 transitions. [2021-11-25 07:16:11,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:16:11,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:11,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:11,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:11,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:11,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:11,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 134 states and 203 transitions. [2021-11-25 07:16:11,878 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 203 transitions. [2021-11-25 07:16:11,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:16:11,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:11,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:11,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:12,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:15,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:15,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 137 states and 207 transitions. [2021-11-25 07:16:15,596 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 207 transitions. [2021-11-25 07:16:15,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:16:15,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:15,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:15,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:15,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:21,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:21,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 145 states and 219 transitions. [2021-11-25 07:16:21,237 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 219 transitions. [2021-11-25 07:16:21,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:16:21,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:21,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:21,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:21,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:16:22,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:16:22,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 149 states and 231 transitions. [2021-11-25 07:16:22,770 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 231 transitions. [2021-11-25 07:16:22,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:16:22,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:16:22,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:16:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:16:26,997 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:17:00,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:00,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 179 states and 302 transitions. [2021-11-25 07:17:00,384 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 302 transitions. [2021-11-25 07:17:00,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-25 07:17:00,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:00,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:00,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:00,934 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:17:17,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:17,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 192 states and 327 transitions. [2021-11-25 07:17:17,864 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 327 transitions. [2021-11-25 07:17:17,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:17:17,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:17,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:18,226 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:17:29,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:29,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 206 states and 353 transitions. [2021-11-25 07:17:29,143 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 353 transitions. [2021-11-25 07:17:29,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:17:29,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:29,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:29,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:29,424 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:17:38,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:38,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 215 states and 369 transitions. [2021-11-25 07:17:38,214 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 369 transitions. [2021-11-25 07:17:38,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:17:38,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:38,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:38,598 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:17:41,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:41,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 219 states and 375 transitions. [2021-11-25 07:17:41,981 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 375 transitions. [2021-11-25 07:17:41,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:17:41,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:41,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:17:42,302 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:17:48,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:17:48,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 230 states and 401 transitions. [2021-11-25 07:17:48,003 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 401 transitions. [2021-11-25 07:17:48,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:17:48,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:17:48,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:17:48,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:18:00,027 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:22,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:22,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 261 states and 480 transitions. [2021-11-25 07:19:22,449 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 480 transitions. [2021-11-25 07:19:22,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:19:22,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:22,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:22,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:22,914 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:19:51,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:19:51,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 282 states and 523 transitions. [2021-11-25 07:19:51,014 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 523 transitions. [2021-11-25 07:19:51,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:19:51,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:19:51,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:19:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:19:51,566 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:20:17,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:17,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 295 states and 550 transitions. [2021-11-25 07:20:17,925 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 550 transitions. [2021-11-25 07:20:17,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:20:17,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:17,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:17,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:18,444 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:20:42,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:42,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 313 states and 590 transitions. [2021-11-25 07:20:42,068 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 590 transitions. [2021-11-25 07:20:42,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:20:42,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:42,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:42,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:43,165 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:20:45,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:20:45,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 314 states and 591 transitions. [2021-11-25 07:20:45,534 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 591 transitions. [2021-11-25 07:20:45,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:20:45,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:20:45,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:20:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:20:46,024 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:21:06,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:06,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 328 states and 617 transitions. [2021-11-25 07:21:06,681 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 617 transitions. [2021-11-25 07:21:06,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:21:06,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:06,683 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:06,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:07,326 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:21:20,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:20,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 339 states and 636 transitions. [2021-11-25 07:21:20,807 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 636 transitions. [2021-11-25 07:21:20,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:21:20,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:20,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:20,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:21,419 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:21:37,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:37,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 350 states and 674 transitions. [2021-11-25 07:21:37,417 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 674 transitions. [2021-11-25 07:21:37,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:21:37,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:37,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:37,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:37,461 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:21:40,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:40,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 355 states and 683 transitions. [2021-11-25 07:21:40,740 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 683 transitions. [2021-11-25 07:21:40,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:21:40,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:40,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:40,784 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:21:43,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:43,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 357 states and 688 transitions. [2021-11-25 07:21:43,713 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 688 transitions. [2021-11-25 07:21:43,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:21:43,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:43,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:43,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:43,750 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:21:59,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:21:59,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 364 states and 711 transitions. [2021-11-25 07:21:59,192 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 711 transitions. [2021-11-25 07:21:59,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:21:59,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:21:59,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:21:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:21:59,246 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:22:11,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:11,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 371 states and 733 transitions. [2021-11-25 07:22:11,034 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 733 transitions. [2021-11-25 07:22:11,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:22:11,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:11,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:11,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:11,770 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:22:25,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:25,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 380 states and 760 transitions. [2021-11-25 07:22:25,849 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 760 transitions. [2021-11-25 07:22:25,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:22:25,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:25,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:25,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:25,893 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:22:34,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:34,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 387 states and 774 transitions. [2021-11-25 07:22:34,751 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 774 transitions. [2021-11-25 07:22:34,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:22:34,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:34,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:34,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:34,786 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:22:44,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:44,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 394 states and 787 transitions. [2021-11-25 07:22:44,004 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 787 transitions. [2021-11-25 07:22:44,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:22:44,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:44,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:44,045 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:22:56,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:22:56,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 401 states and 811 transitions. [2021-11-25 07:22:56,030 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 811 transitions. [2021-11-25 07:22:56,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:22:56,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:22:56,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:22:56,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:22:56,073 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:23:11,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:11,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 408 states and 832 transitions. [2021-11-25 07:23:11,781 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 832 transitions. [2021-11-25 07:23:11,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:23:11,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:11,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:11,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:11,815 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:23:18,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:18,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 415 states and 844 transitions. [2021-11-25 07:23:18,647 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 844 transitions. [2021-11-25 07:23:18,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:23:18,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:18,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:19,464 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:23:29,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:29,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 422 states and 851 transitions. [2021-11-25 07:23:29,401 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 851 transitions. [2021-11-25 07:23:29,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:23:29,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:29,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:29,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:29,437 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:23:41,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:41,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 429 states and 871 transitions. [2021-11-25 07:23:41,701 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 871 transitions. [2021-11-25 07:23:41,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:23:41,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:41,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:41,735 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:23:57,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:23:57,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 436 states and 887 transitions. [2021-11-25 07:23:57,586 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 887 transitions. [2021-11-25 07:23:57,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:23:57,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:23:57,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:23:57,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:23:57,624 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:24:04,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:04,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 443 states and 895 transitions. [2021-11-25 07:24:04,844 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 895 transitions. [2021-11-25 07:24:04,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:24:04,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:04,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:04,885 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:24:17,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:17,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 450 states and 910 transitions. [2021-11-25 07:24:17,257 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 910 transitions. [2021-11-25 07:24:17,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:24:17,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:17,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:17,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:17,288 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:24:27,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:27,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 467 states and 942 transitions. [2021-11-25 07:24:27,950 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 942 transitions. [2021-11-25 07:24:27,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:24:27,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:27,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:27,990 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:24:28,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:28,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 468 states and 942 transitions. [2021-11-25 07:24:28,037 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 942 transitions. [2021-11-25 07:24:28,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:24:28,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:28,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:28,088 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:24:28,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:28,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 469 states and 942 transitions. [2021-11-25 07:24:28,133 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 942 transitions. [2021-11-25 07:24:28,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:24:28,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:28,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:28,164 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:24:29,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:29,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 467 states and 939 transitions. [2021-11-25 07:24:29,588 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 939 transitions. [2021-11-25 07:24:29,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:24:29,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:29,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:29,638 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 07:24:29,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:29,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 468 states and 939 transitions. [2021-11-25 07:24:29,671 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 939 transitions. [2021-11-25 07:24:29,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:24:29,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:29,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:29,760 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:24:36,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:36,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 468 states and 938 transitions. [2021-11-25 07:24:36,613 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 938 transitions. [2021-11-25 07:24:36,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:24:36,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:36,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:36,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:36,799 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:24:48,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:48,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 486 states and 982 transitions. [2021-11-25 07:24:48,120 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 982 transitions. [2021-11-25 07:24:48,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:24:48,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:48,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:48,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:48,152 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:24:58,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:24:58,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 505 states and 1017 transitions. [2021-11-25 07:24:58,508 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1017 transitions. [2021-11-25 07:24:58,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:24:58,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:24:58,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:24:58,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:24:58,610 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:25:08,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:08,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 520 states and 1052 transitions. [2021-11-25 07:25:08,689 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1052 transitions. [2021-11-25 07:25:08,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:25:08,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:08,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:08,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:08,775 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:25:16,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:16,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 525 states and 1058 transitions. [2021-11-25 07:25:16,364 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1058 transitions. [2021-11-25 07:25:16,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:25:16,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:16,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:16,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:16,402 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:25:16,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:16,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 526 states and 1058 transitions. [2021-11-25 07:25:16,448 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1058 transitions. [2021-11-25 07:25:16,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:25:16,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:16,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:16,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:16,538 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:25:17,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:17,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 525 states and 1053 transitions. [2021-11-25 07:25:17,909 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1053 transitions. [2021-11-25 07:25:17,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:25:17,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:17,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:17,940 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:25:18,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:18,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 526 states and 1053 transitions. [2021-11-25 07:25:18,749 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1053 transitions. [2021-11-25 07:25:18,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:25:18,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:18,750 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:18,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:18,783 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-25 07:25:18,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:18,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 527 states and 1053 transitions. [2021-11-25 07:25:18,834 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1053 transitions. [2021-11-25 07:25:18,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:25:18,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:18,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:18,916 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:25:18,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:25:18,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 528 states and 1053 transitions. [2021-11-25 07:25:18,954 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1053 transitions. [2021-11-25 07:25:18,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 07:25:18,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:25:18,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:25:18,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:25:19,843 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 41 proven. 25 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:26:08,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:26:08,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 555 states and 1125 transitions. [2021-11-25 07:26:08,385 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1125 transitions. [2021-11-25 07:26:08,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 07:26:08,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:26:08,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:26:08,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:26:09,288 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 45 proven. 20 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:27:01,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:01,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 585 states and 1197 transitions. [2021-11-25 07:27:01,669 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 1197 transitions. [2021-11-25 07:27:01,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 07:27:01,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:01,670 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:01,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:27:01,712 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 46 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 07:27:14,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:27:14,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1206 states to 592 states and 1206 transitions. [2021-11-25 07:27:14,401 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 1206 transitions. [2021-11-25 07:27:14,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 07:27:14,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:27:14,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:27:14,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:29,240 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 6 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.