./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7311ea8eed1b76a77d129e75acc31171f325dda60148033cbbd15d9405b6e79a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:13:38,812 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:13:38,815 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:13:38,870 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:13:38,871 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:13:38,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:13:38,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:13:38,882 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:13:38,884 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:13:38,890 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:13:38,892 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:13:38,894 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:13:38,894 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:13:38,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:13:38,900 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:13:38,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:13:38,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:13:38,908 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:13:38,911 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:13:38,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:13:38,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:13:38,922 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:13:38,925 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:13:38,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:13:38,935 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:13:38,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:13:38,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:13:38,938 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:13:38,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:13:38,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:13:38,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:13:38,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:13:38,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:13:38,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:13:38,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:13:38,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:13:38,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:13:38,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:13:38,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:13:38,951 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:13:38,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:13:38,952 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:13:38,998 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:13:38,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:13:39,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:13:39,001 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:13:39,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:13:39,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:13:39,002 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:13:39,002 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:13:39,009 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:13:39,009 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:13:39,010 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:13:39,011 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:13:39,011 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:13:39,011 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:13:39,011 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:13:39,012 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:13:39,012 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:13:39,012 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:13:39,012 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:13:39,013 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:13:39,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:13:39,013 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:39,013 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:13:39,014 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:13:39,014 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:13:39,014 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:13:39,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:13:39,015 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:13:39,015 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_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7311ea8eed1b76a77d129e75acc31171f325dda60148033cbbd15d9405b6e79a [2021-11-23 01:13:39,342 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:13:39,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:13:39,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:13:39,379 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:13:39,381 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:13:39,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c [2021-11-23 01:13:39,462 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/data/7f2c6ffa0/d660b6915fb54e6592b4357de40c7d1c/FLAGc4480cff6 [2021-11-23 01:13:40,116 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:13:40,116 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c [2021-11-23 01:13:40,142 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/data/7f2c6ffa0/d660b6915fb54e6592b4357de40c7d1c/FLAGc4480cff6 [2021-11-23 01:13:40,330 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/data/7f2c6ffa0/d660b6915fb54e6592b4357de40c7d1c [2021-11-23 01:13:40,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:13:40,346 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:13:40,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:40,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:13:40,351 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:13:40,352 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:40" (1/1) ... [2021-11-23 01:13:40,353 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69dca94a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:40, skipping insertion in model container [2021-11-23 01:13:40,353 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:13:40" (1/1) ... [2021-11-23 01:13:40,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:13:40,464 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:13:40,854 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c[65471,65484] [2021-11-23 01:13:40,865 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:40,883 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:13:41,031 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.BOUNDED-10.pals.c[65471,65484] [2021-11-23 01:13:41,031 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:13:41,049 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:13:41,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:41 WrapperNode [2021-11-23 01:13:41,049 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:13:41,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:41,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:13:41,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:13:41,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:41" (1/1) ... [2021-11-23 01:13:41,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:41" (1/1) ... [2021-11-23 01:13:41,217 INFO L137 Inliner]: procedures = 24, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2131 [2021-11-23 01:13:41,217 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:13:41,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:13:41,218 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:13:41,218 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:13:41,227 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:41" (1/1) ... [2021-11-23 01:13:41,227 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:41" (1/1) ... [2021-11-23 01:13:41,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:41" (1/1) ... [2021-11-23 01:13:41,234 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:41" (1/1) ... [2021-11-23 01:13:41,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:41" (1/1) ... [2021-11-23 01:13:41,299 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:41" (1/1) ... [2021-11-23 01:13:41,306 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:41" (1/1) ... [2021-11-23 01:13:41,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:13:41,334 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:13:41,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:13:41,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:13:41,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:13:41" (1/1) ... [2021-11-23 01:13:41,343 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:13:41,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:13:41,429 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:13:41,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c733d91b-ab0f-4447-bdd6-3deb4cc4e8b1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:13:41,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:13:41,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:13:41,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:13:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:13:41,755 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:13:41,757 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:13:43,524 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:13:45,857 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:13:45,857 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:13:45,862 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:13:45 BoogieIcfgContainer [2021-11-23 01:13:45,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:13:45,864 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:13:45,865 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:13:45,877 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:13:45,877 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:13:45" (1/1) ... [2021-11-23 01:13:45,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:13:45,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:46,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2021-11-23 01:13:46,000 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2021-11-23 01:13:46,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 01:13:46,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:46,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:46,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:47,432 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:47,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:47,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 443 states and 758 transitions. [2021-11-23 01:13:47,856 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 758 transitions. [2021-11-23 01:13:47,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 01:13:47,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:47,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:48,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:48,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:48,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 446 states and 765 transitions. [2021-11-23 01:13:48,897 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 765 transitions. [2021-11-23 01:13:48,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 01:13:48,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:48,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:49,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:49,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:49,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:49,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 450 states and 774 transitions. [2021-11-23 01:13:49,906 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 774 transitions. [2021-11-23 01:13:49,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 01:13:49,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:49,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:50,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:50,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:51,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:51,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 455 states and 785 transitions. [2021-11-23 01:13:51,170 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 785 transitions. [2021-11-23 01:13:51,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 01:13:51,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:51,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:51,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:51,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:52,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:52,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 461 states and 798 transitions. [2021-11-23 01:13:52,516 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 798 transitions. [2021-11-23 01:13:52,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 01:13:52,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:52,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:52,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:52,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:54,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:54,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 468 states and 813 transitions. [2021-11-23 01:13:54,326 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 813 transitions. [2021-11-23 01:13:54,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:13:54,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:54,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:55,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:56,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:57,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:57,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 477 states and 830 transitions. [2021-11-23 01:13:57,770 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 830 transitions. [2021-11-23 01:13:57,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 01:13:57,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:57,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:58,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:00,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:00,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 485 states and 846 transitions. [2021-11-23 01:14:00,050 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 846 transitions. [2021-11-23 01:14:00,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 01:14:00,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:00,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:00,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:00,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:00,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:00,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 486 states and 846 transitions. [2021-11-23 01:14:00,516 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 846 transitions. [2021-11-23 01:14:00,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:14:00,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:00,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:00,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:00,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:00,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:00,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 487 states and 847 transitions. [2021-11-23 01:14:00,690 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 847 transitions. [2021-11-23 01:14:00,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:14:00,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:00,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:02,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:05,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:05,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 868 states to 499 states and 868 transitions. [2021-11-23 01:14:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 868 transitions. [2021-11-23 01:14:05,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 01:14:05,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:05,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:05,835 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:06,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:06,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 502 states and 873 transitions. [2021-11-23 01:14:06,180 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 873 transitions. [2021-11-23 01:14:06,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 01:14:06,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:06,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:07,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:08,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:15,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:15,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 520 states and 914 transitions. [2021-11-23 01:14:15,363 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 914 transitions. [2021-11-23 01:14:15,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 01:14:15,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:15,366 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:16,355 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:25,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:25,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 539 states and 958 transitions. [2021-11-23 01:14:25,221 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 958 transitions. [2021-11-23 01:14:25,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 01:14:25,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:25,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:25,844 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:26,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:26,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 540 states and 959 transitions. [2021-11-23 01:14:26,356 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 959 transitions. [2021-11-23 01:14:26,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:14:26,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:26,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:26,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:27,196 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:35,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:35,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 560 states and 1003 transitions. [2021-11-23 01:14:35,823 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1003 transitions. [2021-11-23 01:14:35,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:14:35,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:35,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:36,159 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:36,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:36,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 561 states and 1004 transitions. [2021-11-23 01:14:36,646 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 1004 transitions. [2021-11-23 01:14:36,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 01:14:36,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:36,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:36,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:36,970 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:37,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:37,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 562 states and 1008 transitions. [2021-11-23 01:14:37,525 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 1008 transitions. [2021-11-23 01:14:37,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:14:37,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:37,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:38,441 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:47,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:47,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 583 states and 1054 transitions. [2021-11-23 01:14:47,913 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 1054 transitions. [2021-11-23 01:14:47,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:14:47,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:47,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:48,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:48,334 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:48,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:48,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 584 states and 1059 transitions. [2021-11-23 01:14:48,901 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1059 transitions. [2021-11-23 01:14:48,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:14:48,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:48,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:49,356 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:50,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:50,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1066 states to 586 states and 1066 transitions. [2021-11-23 01:14:50,345 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1066 transitions. [2021-11-23 01:14:50,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:14:50,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:50,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:50,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:50,743 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:51,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:51,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 587 states and 1067 transitions. [2021-11-23 01:14:51,238 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 1067 transitions. [2021-11-23 01:14:51,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2021-11-23 01:14:51,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:51,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:51,615 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:52,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 588 states and 1068 transitions. [2021-11-23 01:14:52,112 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1068 transitions. [2021-11-23 01:14:52,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:14:52,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:53,276 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:03,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:03,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 610 states and 1115 transitions. [2021-11-23 01:15:03,895 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 1115 transitions. [2021-11-23 01:15:03,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:15:03,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:03,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:04,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:04,342 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:06,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:06,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1128 states to 614 states and 1128 transitions. [2021-11-23 01:15:06,524 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1128 transitions. [2021-11-23 01:15:06,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:15:06,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:06,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:06,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:07,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:07,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:07,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1134 states to 615 states and 1134 transitions. [2021-11-23 01:15:07,755 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1134 transitions. [2021-11-23 01:15:07,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:15:07,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:07,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:08,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:08,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:08,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:08,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 616 states and 1135 transitions. [2021-11-23 01:15:08,853 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 1135 transitions. [2021-11-23 01:15:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:15:08,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:08,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:09,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,272 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:09,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:09,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 617 states and 1136 transitions. [2021-11-23 01:15:09,932 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1136 transitions. [2021-11-23 01:15:09,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-23 01:15:09,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:09,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:10,384 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:11,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:11,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 618 states and 1137 transitions. [2021-11-23 01:15:11,036 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 1137 transitions. [2021-11-23 01:15:11,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:15:11,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:11,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:11,863 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:21,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:21,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1172 states to 634 states and 1172 transitions. [2021-11-23 01:15:21,799 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1172 transitions. [2021-11-23 01:15:21,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:15:21,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:21,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:22,026 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:25,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:25,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1188 states to 639 states and 1188 transitions. [2021-11-23 01:15:25,007 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 1188 transitions. [2021-11-23 01:15:25,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:15:25,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:25,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:25,344 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:27,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:27,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 642 states and 1193 transitions. [2021-11-23 01:15:27,112 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1193 transitions. [2021-11-23 01:15:27,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:15:27,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:27,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,366 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:27,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:27,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1195 states to 643 states and 1195 transitions. [2021-11-23 01:15:27,933 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1195 transitions. [2021-11-23 01:15:27,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:15:27,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:27,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:28,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:28,202 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:28,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:28,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1196 states to 644 states and 1196 transitions. [2021-11-23 01:15:28,824 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1196 transitions. [2021-11-23 01:15:28,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:15:28,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:28,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:29,065 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:29,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:29,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 645 states and 1197 transitions. [2021-11-23 01:15:29,724 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1197 transitions. [2021-11-23 01:15:29,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-23 01:15:29,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:29,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:29,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:29,953 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:30,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:30,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 646 states and 1204 transitions. [2021-11-23 01:15:30,702 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1204 transitions. [2021-11-23 01:15:30,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:15:30,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:30,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:31,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:32,740 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:46,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:46,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 669 states and 1250 transitions. [2021-11-23 01:15:46,042 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1250 transitions. [2021-11-23 01:15:46,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:15:46,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:46,043 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:46,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:46,945 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:47,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:47,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 670 states and 1251 transitions. [2021-11-23 01:15:47,786 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1251 transitions. [2021-11-23 01:15:47,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:15:47,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:47,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:48,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:48,806 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:51,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:51,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1256 states to 673 states and 1256 transitions. [2021-11-23 01:15:51,202 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1256 transitions. [2021-11-23 01:15:51,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:15:51,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:51,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:51,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,100 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:54,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:54,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 676 states and 1261 transitions. [2021-11-23 01:15:54,416 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1261 transitions. [2021-11-23 01:15:54,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:15:54,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:54,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:55,446 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:56,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:56,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 678 states and 1264 transitions. [2021-11-23 01:15:56,926 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1264 transitions. [2021-11-23 01:15:56,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:15:56,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:56,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,683 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:58,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:58,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 679 states and 1265 transitions. [2021-11-23 01:15:58,635 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1265 transitions. [2021-11-23 01:15:58,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:15:58,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:58,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:59,421 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:01,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:01,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 681 states and 1272 transitions. [2021-11-23 01:16:01,095 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1272 transitions. [2021-11-23 01:16:01,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:16:01,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:01,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:01,917 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:02,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:02,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 682 states and 1273 transitions. [2021-11-23 01:16:02,664 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 1273 transitions. [2021-11-23 01:16:02,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:16:02,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:02,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:03,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:03,551 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:04,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:04,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 683 states and 1274 transitions. [2021-11-23 01:16:04,316 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1274 transitions. [2021-11-23 01:16:04,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:16:04,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:04,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:04,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:05,033 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:05,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:05,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1275 states to 684 states and 1275 transitions. [2021-11-23 01:16:05,794 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1275 transitions. [2021-11-23 01:16:05,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2021-11-23 01:16:05,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:05,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:06,645 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:07,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:07,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1276 states to 685 states and 1276 transitions. [2021-11-23 01:16:07,420 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1276 transitions. [2021-11-23 01:16:07,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 01:16:07,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:07,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:09,520 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:22,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:22,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 709 states and 1321 transitions. [2021-11-23 01:16:22,214 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1321 transitions. [2021-11-23 01:16:22,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-23 01:16:22,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:22,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:23,509 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:27,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:27,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 715 states and 1338 transitions. [2021-11-23 01:16:27,636 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1338 transitions. [2021-11-23 01:16:27,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-23 01:16:27,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:27,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:29,551 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:40,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:40,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 725 states and 1363 transitions. [2021-11-23 01:16:40,044 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1363 transitions. [2021-11-23 01:16:40,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 01:16:40,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:40,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:40,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:42,322 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:06,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:06,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1459 states to 757 states and 1459 transitions. [2021-11-23 01:17:06,425 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1459 transitions. [2021-11-23 01:17:06,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-11-23 01:17:06,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:06,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:07,438 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:14,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:14,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 764 states and 1477 transitions. [2021-11-23 01:17:14,563 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1477 transitions. [2021-11-23 01:17:14,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 01:17:14,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:14,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:14,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:16,492 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:31,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:31,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 777 states and 1499 transitions. [2021-11-23 01:17:31,634 INFO L276 IsEmpty]: Start isEmpty. Operand 777 states and 1499 transitions. [2021-11-23 01:17:31,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2021-11-23 01:17:31,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:31,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:32,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:32,298 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 5 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:39,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:39,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 782 states and 1515 transitions. [2021-11-23 01:17:39,029 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1515 transitions. [2021-11-23 01:17:39,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 01:17:39,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:39,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:39,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:40,892 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:57,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:57,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1541 states to 795 states and 1541 transitions. [2021-11-23 01:17:57,402 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1541 transitions. [2021-11-23 01:17:57,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 01:17:57,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:57,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:57,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:57,959 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:04,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:04,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1554 states to 799 states and 1554 transitions. [2021-11-23 01:18:04,012 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1554 transitions. [2021-11-23 01:18:04,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-11-23 01:18:04,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:04,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:04,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:04,454 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:05,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:05,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 800 states and 1557 transitions. [2021-11-23 01:18:05,875 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1557 transitions. [2021-11-23 01:18:05,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:18:05,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:05,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:06,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:07,663 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:25,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:25,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1600 states to 816 states and 1600 transitions. [2021-11-23 01:18:25,831 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1600 transitions. [2021-11-23 01:18:25,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:18:25,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:25,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:26,164 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:36,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:36,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1634 states to 824 states and 1634 transitions. [2021-11-23 01:18:36,414 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1634 transitions. [2021-11-23 01:18:36,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:18:36,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:36,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:36,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:36,907 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:39,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:39,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1643 states to 826 states and 1643 transitions. [2021-11-23 01:18:39,655 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1643 transitions. [2021-11-23 01:18:39,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2021-11-23 01:18:39,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:39,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:39,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:39,933 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:41,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:41,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 827 states and 1650 transitions. [2021-11-23 01:18:41,339 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1650 transitions. [2021-11-23 01:18:41,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:18:41,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:41,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:43,450 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:03,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:03,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1687 states to 843 states and 1687 transitions. [2021-11-23 01:19:03,606 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1687 transitions. [2021-11-23 01:19:03,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:19:03,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:03,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:04,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:04,421 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:14,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:14,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1705 states to 851 states and 1705 transitions. [2021-11-23 01:19:14,703 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1705 transitions. [2021-11-23 01:19:14,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:19:14,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:14,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:15,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:15,161 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:18,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:18,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 853 states and 1716 transitions. [2021-11-23 01:19:18,028 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1716 transitions. [2021-11-23 01:19:18,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-11-23 01:19:18,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:18,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:18,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:18,751 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 5 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:21,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:21,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1727 states to 855 states and 1727 transitions. [2021-11-23 01:19:21,618 INFO L276 IsEmpty]: Start isEmpty. Operand 855 states and 1727 transitions. [2021-11-23 01:19:21,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 01:19:21,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:21,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:21,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:23,500 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:39,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:39,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 865 states and 1755 transitions. [2021-11-23 01:19:39,063 INFO L276 IsEmpty]: Start isEmpty. Operand 865 states and 1755 transitions. [2021-11-23 01:19:39,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 01:19:39,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:39,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:39,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:39,346 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:43,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:43,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 862 states and 1762 transitions. [2021-11-23 01:19:43,738 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1762 transitions. [2021-11-23 01:19:43,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 01:19:43,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:43,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:44,029 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:45,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:45,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 863 states and 1767 transitions. [2021-11-23 01:19:45,842 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1767 transitions. [2021-11-23 01:19:45,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 01:19:45,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:45,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:46,316 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:47,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:47,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1772 states to 864 states and 1772 transitions. [2021-11-23 01:19:47,894 INFO L276 IsEmpty]: Start isEmpty. Operand 864 states and 1772 transitions. [2021-11-23 01:19:47,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2021-11-23 01:19:47,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:47,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:48,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:48,380 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 5 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:51,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:51,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1784 states to 866 states and 1784 transitions. [2021-11-23 01:19:51,428 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1784 transitions. [2021-11-23 01:19:51,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:19:51,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:51,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:51,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:53,945 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:04,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:04,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1804 states to 870 states and 1804 transitions. [2021-11-23 01:20:04,982 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1804 transitions. [2021-11-23 01:20:04,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:20:04,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:04,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:05,630 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:07,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:07,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1807 states to 871 states and 1807 transitions. [2021-11-23 01:20:07,046 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1807 transitions. [2021-11-23 01:20:07,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:20:07,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:07,048 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:07,612 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:10,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:10,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1820 states to 873 states and 1820 transitions. [2021-11-23 01:20:10,734 INFO L276 IsEmpty]: Start isEmpty. Operand 873 states and 1820 transitions. [2021-11-23 01:20:10,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:20:10,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:10,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:11,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:11,219 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:14,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:14,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1833 states to 875 states and 1833 transitions. [2021-11-23 01:20:14,432 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1833 transitions. [2021-11-23 01:20:14,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:20:14,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:14,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:14,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:15,136 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:18,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:18,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1846 states to 877 states and 1846 transitions. [2021-11-23 01:20:18,488 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1846 transitions. [2021-11-23 01:20:18,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-11-23 01:20:18,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:18,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:18,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:19,018 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:22,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:22,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1859 states to 879 states and 1859 transitions. [2021-11-23 01:20:22,170 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1859 transitions. [2021-11-23 01:20:22,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:20:22,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:22,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:22,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:22,929 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:31,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:31,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1875 states to 885 states and 1875 transitions. [2021-11-23 01:20:31,864 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1875 transitions. [2021-11-23 01:20:31,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:20:31,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:31,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:32,151 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:40,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1894 states to 891 states and 1894 transitions. [2021-11-23 01:20:40,041 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1894 transitions. [2021-11-23 01:20:40,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:20:40,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:40,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:40,303 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:41,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:41,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1900 states to 892 states and 1900 transitions. [2021-11-23 01:20:41,762 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1900 transitions. [2021-11-23 01:20:41,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:20:41,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:41,764 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:41,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:41,997 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:45,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:45,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1915 states to 895 states and 1915 transitions. [2021-11-23 01:20:45,745 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1915 transitions. [2021-11-23 01:20:45,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:20:45,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:45,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:45,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:45,979 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:47,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 896 states and 1916 transitions. [2021-11-23 01:20:47,389 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1916 transitions. [2021-11-23 01:20:47,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:20:47,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,828 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:51,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:51,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1931 states to 899 states and 1931 transitions. [2021-11-23 01:20:51,537 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1931 transitions. [2021-11-23 01:20:51,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-11-23 01:20:51,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:51,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:51,801 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 31 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:55,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:55,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 902 states and 1945 transitions. [2021-11-23 01:20:55,551 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1945 transitions. [2021-11-23 01:20:55,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:20:55,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:55,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:58,542 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:13,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:13,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1977 states to 910 states and 1977 transitions. [2021-11-23 01:21:13,970 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1977 transitions. [2021-11-23 01:21:13,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:21:13,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:13,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,836 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:16,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:16,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 911 states and 1978 transitions. [2021-11-23 01:21:16,797 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1978 transitions. [2021-11-23 01:21:16,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:21:16,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:16,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:17,551 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:21,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:21,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1981 states to 913 states and 1981 transitions. [2021-11-23 01:21:21,442 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 1981 transitions. [2021-11-23 01:21:21,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:21:21,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:21,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:22,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:22,345 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:24,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:24,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1982 states to 914 states and 1982 transitions. [2021-11-23 01:21:24,100 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1982 transitions. [2021-11-23 01:21:24,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:21:24,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:24,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:24,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:24,919 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:29,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:29,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1999 states to 918 states and 1999 transitions. [2021-11-23 01:21:29,987 INFO L276 IsEmpty]: Start isEmpty. Operand 918 states and 1999 transitions. [2021-11-23 01:21:29,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:21:29,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:29,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:30,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:30,695 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:32,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2002 states to 919 states and 2002 transitions. [2021-11-23 01:21:32,407 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 2002 transitions. [2021-11-23 01:21:32,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:21:32,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:33,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:33,168 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:38,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:38,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2019 states to 923 states and 2019 transitions. [2021-11-23 01:21:38,229 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 2019 transitions. [2021-11-23 01:21:38,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:21:38,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:38,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:38,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:39,060 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:44,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:44,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 927 states and 2036 transitions. [2021-11-23 01:21:44,149 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 2036 transitions. [2021-11-23 01:21:44,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2021-11-23 01:21:44,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:44,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:44,913 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 5 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:48,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:48,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2049 states to 930 states and 2049 transitions. [2021-11-23 01:21:48,706 INFO L276 IsEmpty]: Start isEmpty. Operand 930 states and 2049 transitions. [2021-11-23 01:21:48,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:21:48,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:48,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:51,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:56,466 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:04,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2172 states to 971 states and 2172 transitions. [2021-11-23 01:23:04,122 INFO L276 IsEmpty]: Start isEmpty. Operand 971 states and 2172 transitions. [2021-11-23 01:23:04,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:23:04,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,096 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:45,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:45,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2213 states to 986 states and 2213 transitions. [2021-11-23 01:23:45,539 INFO L276 IsEmpty]: Start isEmpty. Operand 986 states and 2213 transitions. [2021-11-23 01:23:45,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:23:45,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:45,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:47,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:49,112 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:52,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:52,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2219 states to 987 states and 2219 transitions. [2021-11-23 01:23:52,324 INFO L276 IsEmpty]: Start isEmpty. Operand 987 states and 2219 transitions. [2021-11-23 01:23:52,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:23:52,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:52,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:55,700 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:01,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:01,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2234 states to 990 states and 2234 transitions. [2021-11-23 01:24:01,900 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 2234 transitions. [2021-11-23 01:24:01,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:24:01,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:01,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:04,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:05,103 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:22,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:22,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2246 states to 997 states and 2246 transitions. [2021-11-23 01:24:22,956 INFO L276 IsEmpty]: Start isEmpty. Operand 997 states and 2246 transitions. [2021-11-23 01:24:22,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:24:22,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:22,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:25,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:26,277 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:38,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:38,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2258 states to 1002 states and 2258 transitions. [2021-11-23 01:24:38,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 2258 transitions. [2021-11-23 01:24:38,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:24:38,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:38,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:40,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:41,770 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:47,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:47,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2261 states to 1004 states and 2261 transitions. [2021-11-23 01:24:47,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 2261 transitions. [2021-11-23 01:24:47,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:24:47,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:47,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:50,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:51,042 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:53,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:53,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2264 states to 1005 states and 2264 transitions. [2021-11-23 01:24:53,989 INFO L276 IsEmpty]: Start isEmpty. Operand 1005 states and 2264 transitions. [2021-11-23 01:24:53,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2021-11-23 01:24:53,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:53,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:57,663 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:25:03,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:25:03,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2274 states to 1008 states and 2274 transitions. [2021-11-23 01:25:03,843 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 2274 transitions. [2021-11-23 01:25:03,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2021-11-23 01:25:03,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:25:03,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:25:04,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:25:05,928 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 23 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked.