./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13ad8bc9cfa3954c0bae4db0509cb11733a45600a9e4ff56ca5bdd4aceeb1fc0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:41:56,167 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:41:56,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:41:56,214 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:41:56,215 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:41:56,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:41:56,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:41:56,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:41:56,223 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:41:56,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:41:56,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:41:56,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:41:56,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:41:56,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:41:56,231 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:41:56,233 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:41:56,234 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:41:56,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:41:56,238 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:41:56,241 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:41:56,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:41:56,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:41:56,251 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:41:56,252 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:41:56,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:41:56,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:41:56,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:41:56,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:41:56,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:41:56,259 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:41:56,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:41:56,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:41:56,262 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:41:56,263 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:41:56,264 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:41:56,264 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:41:56,265 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:41:56,266 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:41:56,266 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:41:56,267 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:41:56,268 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:41:56,268 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-21 06:41:56,304 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:41:56,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:41:56,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:41:56,310 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:41:56,310 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:41:56,311 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:41:56,311 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:41:56,311 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:41:56,311 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:41:56,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:41:56,313 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-21 06:41:56,313 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-21 06:41:56,313 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-21 06:41:56,313 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:41:56,314 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:41:56,314 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:41:56,314 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:41:56,314 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:41:56,315 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:41:56,315 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:41:56,315 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:41:56,315 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:41:56,316 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:41:56,316 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:41:56,316 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_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ad8bc9cfa3954c0bae4db0509cb11733a45600a9e4ff56ca5bdd4aceeb1fc0 [2021-11-21 06:41:56,632 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:41:56,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:41:56,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:41:56,670 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:41:56,670 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:41:56,672 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2.c [2021-11-21 06:41:56,745 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/data/4c6ff51a9/8c4db2776c9e4f3389d337c829bad25a/FLAGfbd63a5a7 [2021-11-21 06:41:57,181 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:41:57,182 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2.c [2021-11-21 06:41:57,188 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/data/4c6ff51a9/8c4db2776c9e4f3389d337c829bad25a/FLAGfbd63a5a7 [2021-11-21 06:41:57,582 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/data/4c6ff51a9/8c4db2776c9e4f3389d337c829bad25a [2021-11-21 06:41:57,584 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:41:57,586 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:41:57,588 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:41:57,588 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:41:57,591 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:41:57,592 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:57" (1/1) ... [2021-11-21 06:41:57,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@183220ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57, skipping insertion in model container [2021-11-21 06:41:57,594 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:57" (1/1) ... [2021-11-21 06:41:57,607 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:41:57,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:41:57,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:41:57,831 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:41:57,850 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:41:57,863 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:41:57,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57 WrapperNode [2021-11-21 06:41:57,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:41:57,865 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:41:57,866 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:41:57,866 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:41:57,874 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57" (1/1) ... [2021-11-21 06:41:57,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57" (1/1) ... [2021-11-21 06:41:57,902 INFO L137 Inliner]: procedures = 9, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2021-11-21 06:41:57,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:41:57,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:41:57,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:41:57,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:41:57,911 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57" (1/1) ... [2021-11-21 06:41:57,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57" (1/1) ... [2021-11-21 06:41:57,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57" (1/1) ... [2021-11-21 06:41:57,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57" (1/1) ... [2021-11-21 06:41:57,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57" (1/1) ... [2021-11-21 06:41:57,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57" (1/1) ... [2021-11-21 06:41:57,926 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57" (1/1) ... [2021-11-21 06:41:57,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:41:57,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:41:57,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:41:57,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:41:57,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:57" (1/1) ... [2021-11-21 06:41:57,938 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:41:57,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:41:57,962 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:41:57,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be5cf4a0-0c74-4597-94cd-975f8ae1754f/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:41:58,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:41:58,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:41:58,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:41:58,018 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:41:58,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:41:58,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:41:58,084 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:41:58,086 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:41:58,275 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:41:58,335 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:41:58,336 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-21 06:41:58,338 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:58 BoogieIcfgContainer [2021-11-21 06:41:58,338 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:41:58,339 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:41:58,339 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:41:58,366 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:41:58,366 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:58" (1/1) ... [2021-11-21 06:41:58,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:41:58,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:58,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2021-11-21 06:41:58,442 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-21 06:41:58,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:41:58,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:58,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:58,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:58,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:58,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:58,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2021-11-21 06:41:58,711 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2021-11-21 06:41:58,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:41:58,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:58,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:58,818 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:58,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:58,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2021-11-21 06:41:58,857 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2021-11-21 06:41:58,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 06:41:58,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:58,858 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:58,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:58,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:59,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:59,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2021-11-21 06:41:59,121 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2021-11-21 06:41:59,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 06:41:59,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:59,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:59,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:59,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:59,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2021-11-21 06:41:59,312 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2021-11-21 06:41:59,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 06:41:59,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:59,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:59,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:41:59,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:41:59,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:41:59,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2021-11-21 06:41:59,941 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2021-11-21 06:41:59,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-21 06:41:59,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:41:59,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:41:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:00,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:42:00,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:00,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2021-11-21 06:42:00,981 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2021-11-21 06:42:00,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:42:00,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:00,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:00,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:01,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:42:01,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:01,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2021-11-21 06:42:01,150 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2021-11-21 06:42:01,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:42:01,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:01,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:01,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:01,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:42:01,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:01,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 39 states and 69 transitions. [2021-11-21 06:42:01,569 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 69 transitions. [2021-11-21 06:42:01,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:42:01,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:01,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:01,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:01,787 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:42:02,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:02,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 42 states and 75 transitions. [2021-11-21 06:42:02,560 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 75 transitions. [2021-11-21 06:42:02,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:42:02,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:02,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:02,587 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:42:02,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:02,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 43 states and 77 transitions. [2021-11-21 06:42:02,971 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 77 transitions. [2021-11-21 06:42:02,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-21 06:42:02,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:02,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:02,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:03,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:42:03,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:03,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 46 states and 82 transitions. [2021-11-21 06:42:03,886 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 82 transitions. [2021-11-21 06:42:03,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:42:03,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:03,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:03,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:03,912 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:42:04,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:04,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 46 states and 81 transitions. [2021-11-21 06:42:04,143 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2021-11-21 06:42:04,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:42:04,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:04,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:04,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:04,308 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:42:05,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:05,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 86 transitions. [2021-11-21 06:42:05,356 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2021-11-21 06:42:05,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 06:42:05,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:05,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:05,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:05,481 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:42:06,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:06,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 52 states and 90 transitions. [2021-11-21 06:42:06,147 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 90 transitions. [2021-11-21 06:42:06,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 06:42:06,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:06,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:06,171 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:42:06,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:06,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 52 states and 89 transitions. [2021-11-21 06:42:06,370 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 89 transitions. [2021-11-21 06:42:06,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-21 06:42:06,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:06,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:06,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:06,662 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:42:07,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:07,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 55 states and 94 transitions. [2021-11-21 06:42:07,611 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 94 transitions. [2021-11-21 06:42:07,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:42:07,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:07,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:07,854 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:42:08,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:08,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 59 states and 100 transitions. [2021-11-21 06:42:08,983 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 100 transitions. [2021-11-21 06:42:08,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:42:08,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:08,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:09,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:42:12,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:12,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 68 states and 119 transitions. [2021-11-21 06:42:12,741 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 119 transitions. [2021-11-21 06:42:12,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:42:12,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:12,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:12,877 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:42:15,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:15,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 73 states and 128 transitions. [2021-11-21 06:42:15,359 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 128 transitions. [2021-11-21 06:42:15,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:42:15,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:15,360 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:15,471 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 06:42:15,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:15,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 74 states and 130 transitions. [2021-11-21 06:42:15,555 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 130 transitions. [2021-11-21 06:42:15,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:42:15,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:15,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:15,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:15,578 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:42:16,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:16,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 76 states and 133 transitions. [2021-11-21 06:42:16,224 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 133 transitions. [2021-11-21 06:42:16,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-21 06:42:16,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:16,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:16,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:16,939 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:42:18,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:18,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 79 states and 138 transitions. [2021-11-21 06:42:18,234 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 138 transitions. [2021-11-21 06:42:18,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-21 06:42:18,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:18,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:18,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:18,371 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:42:21,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:21,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 86 states and 154 transitions. [2021-11-21 06:42:21,797 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 154 transitions. [2021-11-21 06:42:21,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-21 06:42:21,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:21,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:21,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:22,542 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:42:25,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:25,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 91 states and 162 transitions. [2021-11-21 06:42:25,294 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 162 transitions. [2021-11-21 06:42:25,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:42:25,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:25,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:25,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:25,316 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-21 06:42:26,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:26,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 91 states and 161 transitions. [2021-11-21 06:42:26,087 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 161 transitions. [2021-11-21 06:42:26,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-21 06:42:26,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:26,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:26,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:26,481 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:42:28,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:28,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 94 states and 169 transitions. [2021-11-21 06:42:28,664 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 169 transitions. [2021-11-21 06:42:28,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:42:28,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:28,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:28,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:28,688 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-21 06:42:29,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:29,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 94 states and 168 transitions. [2021-11-21 06:42:29,111 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 168 transitions. [2021-11-21 06:42:29,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-21 06:42:29,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:29,112 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:29,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:29,372 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:42:31,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:31,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 100 states and 175 transitions. [2021-11-21 06:42:31,450 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 175 transitions. [2021-11-21 06:42:31,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-21 06:42:31,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:31,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:31,760 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 16 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:42:32,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:32,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 101 states and 176 transitions. [2021-11-21 06:42:32,962 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 176 transitions. [2021-11-21 06:42:32,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:42:32,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:32,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:32,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:33,630 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-21 06:42:36,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:36,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 105 states and 186 transitions. [2021-11-21 06:42:36,204 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 186 transitions. [2021-11-21 06:42:36,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:42:36,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:36,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:36,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:36,677 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 35 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:42:40,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:40,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 113 states and 196 transitions. [2021-11-21 06:42:40,527 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 196 transitions. [2021-11-21 06:42:40,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:42:40,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:40,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:40,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:42,147 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-21 06:42:54,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:42:54,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 135 states and 239 transitions. [2021-11-21 06:42:54,587 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 239 transitions. [2021-11-21 06:42:54,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:42:54,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:42:54,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:42:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:42:54,868 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:43:00,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:43:00,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 141 states and 249 transitions. [2021-11-21 06:43:00,845 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 249 transitions. [2021-11-21 06:43:00,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-21 06:43:00,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:43:00,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:43:00,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:43:00,887 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-21 06:43:01,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:43:01,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 142 states and 251 transitions. [2021-11-21 06:43:01,637 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 251 transitions. [2021-11-21 06:43:01,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:43:01,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:43:01,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:43:01,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:43:01,894 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:43:10,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:43:10,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 151 states and 273 transitions. [2021-11-21 06:43:10,142 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 273 transitions. [2021-11-21 06:43:10,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-21 06:43:10,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:43:10,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:43:10,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:43:10,182 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:43:11,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:43:11,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 153 states and 279 transitions. [2021-11-21 06:43:11,683 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 279 transitions. [2021-11-21 06:43:11,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-21 06:43:11,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:43:11,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:43:11,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:43:12,473 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 29 proven. 28 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-21 06:43:13,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:43:13,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 153 states and 278 transitions. [2021-11-21 06:43:13,767 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 278 transitions. [2021-11-21 06:43:13,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-21 06:43:13,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:43:13,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:43:13,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:43:15,507 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 34 proven. 46 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 06:43:19,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:43:19,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 159 states and 285 transitions. [2021-11-21 06:43:19,406 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 285 transitions. [2021-11-21 06:43:19,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 06:43:19,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:43:19,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:43:19,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:43:20,368 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 37 proven. 45 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:43:22,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:43:22,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 162 states and 288 transitions. [2021-11-21 06:43:22,647 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 288 transitions. [2021-11-21 06:43:22,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:43:22,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:43:22,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:43:22,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:43:23,160 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 11 proven. 86 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-21 06:43:25,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:43:25,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 168 states and 294 transitions. [2021-11-21 06:43:25,060 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 294 transitions. [2021-11-21 06:43:25,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-21 06:43:25,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:43:25,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:43:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:43:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 37 proven. 75 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-21 06:43:29,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:43:29,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 172 states and 299 transitions. [2021-11-21 06:43:29,941 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 299 transitions. [2021-11-21 06:43:29,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:43:29,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:43:29,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:43:29,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:43:31,742 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-21 06:43:53,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:43:53,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 204 states and 352 transitions. [2021-11-21 06:43:53,067 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 352 transitions. [2021-11-21 06:43:53,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:43:53,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:43:53,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:43:53,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:43:53,854 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 10 proven. 117 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-21 06:44:00,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:44:00,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 215 states and 365 transitions. [2021-11-21 06:44:00,957 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 365 transitions. [2021-11-21 06:44:00,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-21 06:44:00,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:44:00,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:44:00,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:44:01,015 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 85 proven. 5 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-21 06:44:11,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:44:11,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 224 states and 379 transitions. [2021-11-21 06:44:11,960 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 379 transitions. [2021-11-21 06:44:11,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:44:11,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:44:11,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:44:11,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:44:12,319 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-21 06:44:13,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:44:13,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 225 states and 385 transitions. [2021-11-21 06:44:13,577 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 385 transitions. [2021-11-21 06:44:13,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:44:13,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:44:13,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:44:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:44:15,509 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 115 proven. 49 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 06:44:17,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:44:17,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 225 states and 383 transitions. [2021-11-21 06:44:17,957 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 383 transitions. [2021-11-21 06:44:17,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:44:17,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:44:17,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:44:17,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:44:19,138 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 115 proven. 106 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 06:44:22,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:44:22,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 231 states and 390 transitions. [2021-11-21 06:44:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 390 transitions. [2021-11-21 06:44:22,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:44:22,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:44:22,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:44:22,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:44:24,006 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 119 proven. 106 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-21 06:44:27,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:44:27,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 234 states and 393 transitions. [2021-11-21 06:44:27,614 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 393 transitions. [2021-11-21 06:44:27,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:44:27,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:44:27,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:44:27,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:44:28,252 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 22 proven. 227 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-21 06:44:30,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:44:30,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 240 states and 399 transitions. [2021-11-21 06:44:30,930 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 399 transitions. [2021-11-21 06:44:30,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 06:44:30,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:44:30,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:44:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:44:32,823 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 123 proven. 165 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-21 06:44:42,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:44:42,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 251 states and 414 transitions. [2021-11-21 06:44:42,440 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 414 transitions. [2021-11-21 06:44:42,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 06:44:42,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:44:42,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:44:42,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:44:44,827 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 119 proven. 174 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-21 06:44:50,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:44:50,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 255 states and 419 transitions. [2021-11-21 06:44:50,058 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 419 transitions. [2021-11-21 06:44:50,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-21 06:44:50,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:44:50,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:44:50,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:44:50,571 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 119 proven. 174 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-21 06:44:54,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:44:54,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 259 states and 424 transitions. [2021-11-21 06:44:54,136 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 424 transitions. [2021-11-21 06:44:54,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 06:44:54,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:44:54,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:44:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:44:54,202 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 186 proven. 7 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-21 06:45:05,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:45:05,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 273 states and 444 transitions. [2021-11-21 06:45:05,072 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 444 transitions. [2021-11-21 06:45:05,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 06:45:05,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:45:05,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:45:05,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:45:08,733 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 311 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-21 06:45:31,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:45:31,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 297 states and 488 transitions. [2021-11-21 06:45:31,432 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 488 transitions. [2021-11-21 06:45:31,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 06:45:31,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:45:31,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:45:31,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:45:32,777 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 19 proven. 298 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-21 06:45:44,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:45:44,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 311 states and 506 transitions. [2021-11-21 06:45:44,802 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 506 transitions. [2021-11-21 06:45:44,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 06:45:44,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:45:44,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:45:44,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:45:44,879 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 19 proven. 298 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-21 06:45:46,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:45:46,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 313 states and 509 transitions. [2021-11-21 06:45:46,558 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 509 transitions. [2021-11-21 06:45:46,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 06:45:46,559 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:45:46,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:45:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:45:46,633 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 186 proven. 7 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-21 06:45:58,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:45:58,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 326 states and 529 transitions. [2021-11-21 06:45:58,163 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 529 transitions. [2021-11-21 06:45:58,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-21 06:45:58,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:45:58,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:45:58,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:45:58,230 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 186 proven. 7 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-21 06:46:02,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:46:02,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 329 states and 534 transitions. [2021-11-21 06:46:02,672 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 534 transitions. [2021-11-21 06:46:02,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:46:02,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:46:02,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:46:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:46:03,150 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-21 06:46:25,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:46:25,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 342 states and 568 transitions. [2021-11-21 06:46:25,465 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 568 transitions. [2021-11-21 06:46:25,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:46:25,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:46:25,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:46:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:46:25,534 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-21 06:46:31,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:46:31,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 346 states and 577 transitions. [2021-11-21 06:46:31,821 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 577 transitions. [2021-11-21 06:46:31,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-21 06:46:31,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:46:31,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:46:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:46:31,878 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-21 06:46:34,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:46:34,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 348 states and 583 transitions. [2021-11-21 06:46:34,907 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 583 transitions. [2021-11-21 06:46:34,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:46:34,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:46:34,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:46:34,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:46:37,800 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 295 proven. 74 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-21 06:46:41,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:46:41,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 348 states and 580 transitions. [2021-11-21 06:46:41,827 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 580 transitions. [2021-11-21 06:46:41,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-21 06:46:41,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:46:41,828 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:46:41,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:46:44,109 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 295 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-21 06:46:54,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:46:54,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 358 states and 597 transitions. [2021-11-21 06:46:54,884 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 597 transitions. [2021-11-21 06:46:54,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 06:46:54,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:46:54,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:46:54,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:46:58,291 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 300 proven. 205 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-21 06:47:04,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:47:04,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 361 states and 600 transitions. [2021-11-21 06:47:04,082 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 600 transitions. [2021-11-21 06:47:04,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 06:47:04,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:47:04,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:47:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:47:05,280 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 37 proven. 503 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-21 06:47:09,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:47:09,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 367 states and 606 transitions. [2021-11-21 06:47:09,381 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 606 transitions. [2021-11-21 06:47:09,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:47:09,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:47:09,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:47:09,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:47:13,690 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 06:47:30,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:47:30,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 368 states and 610 transitions. [2021-11-21 06:47:30,211 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 610 transitions. [2021-11-21 06:47:30,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:47:30,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:47:30,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:47:30,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:47:31,066 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 06:47:38,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:47:38,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 376 states and 618 transitions. [2021-11-21 06:47:38,031 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 618 transitions. [2021-11-21 06:47:38,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:47:38,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:47:38,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:47:38,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:47:38,842 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 06:47:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:47:43,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 380 states and 623 transitions. [2021-11-21 06:47:43,906 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 623 transitions. [2021-11-21 06:47:43,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:47:43,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:47:43,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:47:43,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:47:45,901 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 305 proven. 321 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-21 06:47:56,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:47:56,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 387 states and 634 transitions. [2021-11-21 06:47:56,706 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 634 transitions. [2021-11-21 06:47:56,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:47:56,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:47:56,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:47:56,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:47:57,781 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 305 proven. 321 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-21 06:48:05,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:48:05,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 393 states and 642 transitions. [2021-11-21 06:48:05,211 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 642 transitions. [2021-11-21 06:48:05,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:48:05,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:48:05,212 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:48:05,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:48:06,487 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 305 proven. 321 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-21 06:48:12,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:48:12,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 399 states and 652 transitions. [2021-11-21 06:48:12,768 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 652 transitions. [2021-11-21 06:48:12,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:48:12,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:48:12,769 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:48:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:48:13,814 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 06:48:19,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:48:19,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 403 states and 657 transitions. [2021-11-21 06:48:19,711 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 657 transitions. [2021-11-21 06:48:19,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-21 06:48:19,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:48:19,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:48:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:48:20,554 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 06:48:25,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:48:25,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 407 states and 662 transitions. [2021-11-21 06:48:25,780 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 662 transitions. [2021-11-21 06:48:25,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:48:25,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:48:25,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:48:25,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:48:25,858 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 348 proven. 9 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2021-11-21 06:48:43,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:48:43,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 421 states and 681 transitions. [2021-11-21 06:48:43,022 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 681 transitions. [2021-11-21 06:48:43,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:48:43,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:48:43,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:48:43,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:48:44,735 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 31 proven. 639 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-21 06:49:04,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:49:04,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 440 states and 708 transitions. [2021-11-21 06:49:04,791 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 708 transitions. [2021-11-21 06:49:04,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:49:04,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:49:04,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:49:04,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:49:04,872 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 31 proven. 639 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-21 06:49:20,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:49:20,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 454 states and 726 transitions. [2021-11-21 06:49:20,284 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 726 transitions. [2021-11-21 06:49:20,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:49:20,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:49:20,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:49:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:49:20,362 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 31 proven. 639 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-21 06:49:27,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:49:27,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 459 states and 733 transitions. [2021-11-21 06:49:27,864 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 733 transitions. [2021-11-21 06:49:27,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:49:27,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:49:27,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:49:27,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:49:27,946 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 31 proven. 639 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-21 06:49:38,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:49:38,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 467 states and 744 transitions. [2021-11-21 06:49:38,513 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 744 transitions. [2021-11-21 06:49:38,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:49:38,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:49:38,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:49:38,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:49:38,578 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 348 proven. 9 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2021-11-21 06:49:45,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:49:45,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 472 states and 749 transitions. [2021-11-21 06:49:45,872 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 749 transitions. [2021-11-21 06:49:45,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:49:45,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:49:45,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:49:45,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:49:45,944 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 348 proven. 9 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2021-11-21 06:49:59,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:49:59,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 482 states and 766 transitions. [2021-11-21 06:49:59,339 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 766 transitions. [2021-11-21 06:49:59,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:49:59,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:49:59,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:49:59,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:50:09,956 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 660 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-21 06:51:00,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:51:00,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 511 states and 811 transitions. [2021-11-21 06:51:00,105 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 811 transitions. [2021-11-21 06:51:00,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-21 06:51:00,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:51:00,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:51:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:51:00,170 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 348 proven. 9 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2021-11-21 06:51:06,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:51:06,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 514 states and 816 transitions. [2021-11-21 06:51:06,543 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 816 transitions. [2021-11-21 06:51:06,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:51:06,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:51:06,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:51:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:51:07,641 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 0 proven. 641 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-21 06:51:44,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:51:44,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 529 states and 855 transitions. [2021-11-21 06:51:44,710 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 855 transitions. [2021-11-21 06:51:44,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:51:44,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:51:44,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:51:44,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:51:44,769 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 0 proven. 641 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-21 06:52:16,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:52:16,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 543 states and 881 transitions. [2021-11-21 06:52:16,643 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 881 transitions. [2021-11-21 06:52:16,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:52:16,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:52:16,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:52:16,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:52:16,699 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 0 proven. 641 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-21 06:52:25,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:52:25,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 547 states and 890 transitions. [2021-11-21 06:52:25,890 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 890 transitions. [2021-11-21 06:52:25,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:52:25,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:52:25,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:52:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:52:25,950 INFO L134 CoverageAnalysis]: Checked inductivity of 771 backedges. 0 proven. 641 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-21 06:52:30,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:52:30,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 549 states and 896 transitions. [2021-11-21 06:52:30,512 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 896 transitions. [2021-11-21 06:52:30,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-21 06:52:30,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:52:30,513 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:52:30,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:52:32,634 INFO L134 CoverageAnalysis]: Checked inductivity of 860 backedges. 295 proven. 450 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2021-11-21 06:52:36,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:52:36,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 549 states and 892 transitions. [2021-11-21 06:52:36,931 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 892 transitions. [2021-11-21 06:52:36,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-11-21 06:52:36,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:52:36,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:52:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:52:45,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1102 backedges. 635 proven. 346 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-21 06:53:19,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:53:19,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 569 states and 917 transitions. [2021-11-21 06:53:19,365 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 917 transitions. [2021-11-21 06:53:19,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2021-11-21 06:53:19,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:53:19,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:53:19,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:53:25,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1122 backedges. 641 proven. 351 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2021-11-21 06:53:36,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:53:36,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 572 states and 920 transitions. [2021-11-21 06:53:36,498 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 920 transitions. [2021-11-21 06:53:36,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 06:53:36,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:53:36,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:53:36,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:53:37,968 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 56 proven. 984 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked.