./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 13ad8bc9cfa3954c0bae4db0509cb11733a45600a9e4ff56ca5bdd4aceeb1fc0 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:07:49,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:07:49,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:07:49,071 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:07:49,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:07:49,076 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:07:49,078 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:07:49,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:07:49,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:07:49,091 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:07:49,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:07:49,095 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:07:49,096 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:07:49,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:07:49,101 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:07:49,105 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:07:49,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:07:49,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:07:49,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:07:49,119 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:07:49,121 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:07:49,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:07:49,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:07:49,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:07:49,137 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:07:49,137 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:07:49,138 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:07:49,140 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:07:49,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:07:49,143 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:07:49,143 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:07:49,144 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:07:49,147 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:07:49,148 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:07:49,150 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:07:49,150 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:07:49,151 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:07:49,151 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:07:49,151 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:07:49,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:07:49,153 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:07:49,154 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-25 06:07:49,200 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:07:49,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:07:49,202 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:07:49,202 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:07:49,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:07:49,203 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:07:49,203 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 06:07:49,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:07:49,204 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:07:49,210 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:07:49,211 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-25 06:07:49,212 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-25 06:07:49,212 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-25 06:07:49,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:07:49,212 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:07:49,213 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:07:49,213 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:07:49,213 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:07:49,213 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:07:49,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:07:49,214 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:07:49,214 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:07:49,214 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:07:49,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:07:49,215 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_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 13ad8bc9cfa3954c0bae4db0509cb11733a45600a9e4ff56ca5bdd4aceeb1fc0 [2021-11-25 06:07:49,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:07:49,530 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:07:49,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:07:49,534 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:07:49,535 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:07:49,536 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2.c [2021-11-25 06:07:49,627 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/data/1065a12d4/1c84a65268b34f12a703365ccc0ec99d/FLAG9fc2244b6 [2021-11-25 06:07:50,176 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:07:50,178 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength2.c [2021-11-25 06:07:50,189 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/data/1065a12d4/1c84a65268b34f12a703365ccc0ec99d/FLAG9fc2244b6 [2021-11-25 06:07:50,531 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/data/1065a12d4/1c84a65268b34f12a703365ccc0ec99d [2021-11-25 06:07:50,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:07:50,539 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:07:50,544 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:07:50,544 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:07:50,548 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:07:50,549 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:07:50" (1/1) ... [2021-11-25 06:07:50,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74601673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:50, skipping insertion in model container [2021-11-25 06:07:50,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:07:50" (1/1) ... [2021-11-25 06:07:50,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:07:50,578 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:07:50,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:07:50,833 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:07:50,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:07:50,890 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:07:50,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:50 WrapperNode [2021-11-25 06:07:50,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:07:50,892 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:07:50,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:07:50,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:07:50,902 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:50" (1/1) ... [2021-11-25 06:07:50,914 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:50" (1/1) ... [2021-11-25 06:07:50,951 INFO L137 Inliner]: procedures = 9, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 87 [2021-11-25 06:07:50,951 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:07:50,952 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:07:50,953 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:07:50,953 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:07:50,962 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:50" (1/1) ... [2021-11-25 06:07:50,964 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:50" (1/1) ... [2021-11-25 06:07:50,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:50" (1/1) ... [2021-11-25 06:07:50,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:50" (1/1) ... [2021-11-25 06:07:50,983 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:50" (1/1) ... [2021-11-25 06:07:50,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:50" (1/1) ... [2021-11-25 06:07:50,999 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:50" (1/1) ... [2021-11-25 06:07:51,007 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:07:51,011 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:07:51,011 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:07:51,011 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:07:51,012 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:07:50" (1/1) ... [2021-11-25 06:07:51,021 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:07:51,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:07:51,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:07:51,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c7c4d00-47f2-484e-ac54-9c9e456e9c28/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:07:51,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 06:07:51,114 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:07:51,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:07:51,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 06:07:51,115 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 06:07:51,116 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 06:07:51,199 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:07:51,201 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:07:51,403 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:07:51,499 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:07:51,499 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-25 06:07:51,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:51 BoogieIcfgContainer [2021-11-25 06:07:51,502 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:07:51,503 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:07:51,503 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:07:51,527 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:07:51,528 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:51" (1/1) ... [2021-11-25 06:07:51,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:07:51,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:51,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 24 states and 28 transitions. [2021-11-25 06:07:51,614 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 28 transitions. [2021-11-25 06:07:51,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:07:51,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:51,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:51,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:51,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:51,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2021-11-25 06:07:51,869 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2021-11-25 06:07:51,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-25 06:07:51,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:51,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:51,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:51,974 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:52,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:52,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2021-11-25 06:07:52,017 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2021-11-25 06:07:52,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:07:52,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:52,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:52,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:52,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:52,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2021-11-25 06:07:52,211 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2021-11-25 06:07:52,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:07:52,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:52,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:52,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:52,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:52,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:52,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2021-11-25 06:07:52,442 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2021-11-25 06:07:52,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:07:52,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:52,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:52,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:52,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:53,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:53,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 32 states and 48 transitions. [2021-11-25 06:07:53,097 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 48 transitions. [2021-11-25 06:07:53,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-25 06:07:53,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:53,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:53,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:54,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:54,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 36 states and 58 transitions. [2021-11-25 06:07:54,313 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 58 transitions. [2021-11-25 06:07:54,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:07:54,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:54,315 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:54,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:54,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:54,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:54,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2021-11-25 06:07:54,508 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2021-11-25 06:07:54,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:07:54,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:54,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:54,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:54,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:54,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:54,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 39 states and 69 transitions. [2021-11-25 06:07:54,929 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 69 transitions. [2021-11-25 06:07:54,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-25 06:07:54,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:54,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:55,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:55,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:55,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 42 states and 75 transitions. [2021-11-25 06:07:55,859 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 75 transitions. [2021-11-25 06:07:55,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:07:55,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:55,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:55,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:55,912 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:56,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:56,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 43 states and 77 transitions. [2021-11-25 06:07:56,315 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 77 transitions. [2021-11-25 06:07:56,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-25 06:07:56,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:56,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:56,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:57,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:57,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 46 states and 82 transitions. [2021-11-25 06:07:57,162 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 82 transitions. [2021-11-25 06:07:57,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:07:57,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:57,163 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:57,223 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:07:57,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:57,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 46 states and 81 transitions. [2021-11-25 06:07:57,410 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2021-11-25 06:07:57,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-25 06:07:57,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:57,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:57,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:57,550 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:58,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:58,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 50 states and 86 transitions. [2021-11-25 06:07:58,650 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 86 transitions. [2021-11-25 06:07:58,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:07:58,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:58,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:58,690 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:07:58,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:58,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 50 states and 85 transitions. [2021-11-25 06:07:58,918 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2021-11-25 06:07:58,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:07:58,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:58,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:58,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:59,060 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:07:59,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:59,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 52 states and 88 transitions. [2021-11-25 06:07:59,766 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 88 transitions. [2021-11-25 06:07:59,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 06:07:59,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:59,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:59,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:00,080 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:08:01,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:01,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 55 states and 93 transitions. [2021-11-25 06:08:01,234 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 93 transitions. [2021-11-25 06:08:01,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:08:01,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:01,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:01,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:01,506 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:08:02,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:02,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 59 states and 99 transitions. [2021-11-25 06:08:02,901 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 99 transitions. [2021-11-25 06:08:02,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:08:02,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:02,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:02,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:03,076 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:08:05,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:05,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 64 states and 107 transitions. [2021-11-25 06:08:05,046 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 107 transitions. [2021-11-25 06:08:05,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-25 06:08:05,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:05,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:05,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:06,023 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:08:09,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:09,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 73 states and 124 transitions. [2021-11-25 06:08:09,934 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 124 transitions. [2021-11-25 06:08:09,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:08:09,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:09,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:09,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:10,127 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:08:10,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:10,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 74 states and 126 transitions. [2021-11-25 06:08:10,257 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 126 transitions. [2021-11-25 06:08:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:08:10,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:10,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:10,301 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:08:10,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:10,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 76 states and 129 transitions. [2021-11-25 06:08:10,964 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 129 transitions. [2021-11-25 06:08:10,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-25 06:08:10,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:10,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:10,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:11,649 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:08:13,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:13,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 79 states and 134 transitions. [2021-11-25 06:08:13,152 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 134 transitions. [2021-11-25 06:08:13,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-25 06:08:13,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:13,153 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:13,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:13,326 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:08:17,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:17,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 86 states and 149 transitions. [2021-11-25 06:08:17,154 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 149 transitions. [2021-11-25 06:08:17,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 06:08:17,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:17,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:17,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:18,028 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-25 06:08:20,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:20,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 91 states and 157 transitions. [2021-11-25 06:08:20,895 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 157 transitions. [2021-11-25 06:08:20,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:08:20,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:20,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:20,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:20,934 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 06:08:21,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:21,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 91 states and 156 transitions. [2021-11-25 06:08:21,887 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 156 transitions. [2021-11-25 06:08:21,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-25 06:08:21,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:21,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:21,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:22,388 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:08:24,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:24,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 94 states and 164 transitions. [2021-11-25 06:08:24,800 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 164 transitions. [2021-11-25 06:08:24,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:08:24,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:24,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:25,196 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 06:08:27,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:27,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 100 states and 172 transitions. [2021-11-25 06:08:27,299 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 172 transitions. [2021-11-25 06:08:27,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-25 06:08:27,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:27,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:27,381 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 06:08:27,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:27,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 100 states and 171 transitions. [2021-11-25 06:08:27,897 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 171 transitions. [2021-11-25 06:08:27,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-25 06:08:27,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:27,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:27,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:28,246 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 10 proven. 16 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:08:29,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:29,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 101 states and 172 transitions. [2021-11-25 06:08:29,624 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 172 transitions. [2021-11-25 06:08:29,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 06:08:29,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:29,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:30,310 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-25 06:08:33,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:33,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 105 states and 182 transitions. [2021-11-25 06:08:33,147 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 182 transitions. [2021-11-25 06:08:33,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:08:33,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:33,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:33,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:33,519 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 5 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:08:38,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:38,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 113 states and 195 transitions. [2021-11-25 06:08:38,500 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 195 transitions. [2021-11-25 06:08:38,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:08:38,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:38,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:38,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:40,507 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-25 06:08:55,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:55,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 136 states and 237 transitions. [2021-11-25 06:08:55,286 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 237 transitions. [2021-11-25 06:08:55,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-25 06:08:55,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:55,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:55,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:56,045 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 35 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-25 06:09:01,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:01,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 144 states and 248 transitions. [2021-11-25 06:09:01,804 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 248 transitions. [2021-11-25 06:09:01,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 06:09:01,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:01,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:01,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:02,090 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 06:09:03,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:03,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 145 states and 252 transitions. [2021-11-25 06:09:03,035 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 252 transitions. [2021-11-25 06:09:03,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-25 06:09:03,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:03,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:03,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:04,707 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 34 proven. 29 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:09:06,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:06,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 145 states and 251 transitions. [2021-11-25 06:09:06,594 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 251 transitions. [2021-11-25 06:09:06,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:09:06,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:06,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:06,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:06,641 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-25 06:09:07,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:07,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 145 states and 250 transitions. [2021-11-25 06:09:07,404 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 250 transitions. [2021-11-25 06:09:07,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 06:09:07,405 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:07,405 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:07,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:07,949 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 34 proven. 46 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-25 06:09:10,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:10,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 151 states and 257 transitions. [2021-11-25 06:09:10,224 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 257 transitions. [2021-11-25 06:09:10,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 06:09:10,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:10,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:10,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:11,149 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 37 proven. 45 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 06:09:13,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:13,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 260 transitions. [2021-11-25 06:09:13,351 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 260 transitions. [2021-11-25 06:09:13,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 06:09:13,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:13,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:13,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:13,808 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 11 proven. 86 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-25 06:09:15,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:15,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 160 states and 266 transitions. [2021-11-25 06:09:15,853 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 266 transitions. [2021-11-25 06:09:15,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:09:15,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:15,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:15,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:17,023 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 37 proven. 75 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 06:09:22,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:22,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 164 states and 271 transitions. [2021-11-25 06:09:22,139 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 271 transitions. [2021-11-25 06:09:22,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:09:22,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:22,140 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:22,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:23,242 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 40 proven. 70 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 06:09:30,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:30,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 172 states and 284 transitions. [2021-11-25 06:09:30,459 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 284 transitions. [2021-11-25 06:09:30,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:09:30,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:30,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:30,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:30,918 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 40 proven. 70 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 06:09:36,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:36,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 178 states and 292 transitions. [2021-11-25 06:09:36,640 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 292 transitions. [2021-11-25 06:09:36,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:09:36,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:36,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:36,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:36,907 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 37 proven. 75 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 06:09:40,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:40,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 182 states and 297 transitions. [2021-11-25 06:09:40,150 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 297 transitions. [2021-11-25 06:09:40,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 06:09:40,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:40,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:40,496 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 37 proven. 75 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 06:09:43,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 186 states and 302 transitions. [2021-11-25 06:09:43,176 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 302 transitions. [2021-11-25 06:09:43,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:09:43,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:43,177 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:43,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:44,316 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 10 proven. 117 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 06:09:52,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:52,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 197 states and 318 transitions. [2021-11-25 06:09:52,200 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 318 transitions. [2021-11-25 06:09:52,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:09:52,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:52,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:52,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:55,755 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 124 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 06:10:13,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:13,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 216 states and 354 transitions. [2021-11-25 06:10:13,591 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 354 transitions. [2021-11-25 06:10:13,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:10:13,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:13,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:13,676 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 85 proven. 5 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2021-11-25 06:10:16,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:16,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 216 states and 353 transitions. [2021-11-25 06:10:16,188 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 353 transitions. [2021-11-25 06:10:16,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:10:16,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:16,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:16,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:16,264 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 10 proven. 117 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 06:10:22,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:22,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 224 states and 364 transitions. [2021-11-25 06:10:22,970 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 364 transitions. [2021-11-25 06:10:22,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-25 06:10:22,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:22,971 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:23,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:23,033 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 10 proven. 117 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2021-11-25 06:10:25,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:25,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 226 states and 367 transitions. [2021-11-25 06:10:25,239 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 367 transitions. [2021-11-25 06:10:25,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:10:25,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:25,239 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:25,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:25,690 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-25 06:10:40,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:40,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 237 states and 394 transitions. [2021-11-25 06:10:40,680 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 394 transitions. [2021-11-25 06:10:40,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 06:10:40,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:40,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:40,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:40,731 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 119 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-25 06:10:43,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:43,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 239 states and 400 transitions. [2021-11-25 06:10:43,508 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 400 transitions. [2021-11-25 06:10:43,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 06:10:43,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:43,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:45,734 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 115 proven. 49 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 06:10:50,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:50,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 241 states and 404 transitions. [2021-11-25 06:10:50,757 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 404 transitions. [2021-11-25 06:10:50,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:10:50,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:50,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:52,096 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 115 proven. 106 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 06:10:55,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:55,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 247 states and 411 transitions. [2021-11-25 06:10:55,155 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 411 transitions. [2021-11-25 06:10:55,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:10:55,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:55,156 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:56,987 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 119 proven. 106 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-25 06:11:00,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:00,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 250 states and 414 transitions. [2021-11-25 06:11:00,953 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 414 transitions. [2021-11-25 06:11:00,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:11:00,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:00,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:00,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:01,825 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 22 proven. 227 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-25 06:11:04,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:04,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 256 states and 420 transitions. [2021-11-25 06:11:04,804 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 420 transitions. [2021-11-25 06:11:04,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:04,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:04,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:07,435 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 119 proven. 174 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:11:21,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:21,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 266 states and 441 transitions. [2021-11-25 06:11:21,106 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 441 transitions. [2021-11-25 06:11:21,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:21,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:21,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:21,587 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 119 proven. 174 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:11:25,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:25,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 270 states and 446 transitions. [2021-11-25 06:11:25,294 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 446 transitions. [2021-11-25 06:11:25,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:25,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:25,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:25,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:27,136 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 171 proven. 25 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2021-11-25 06:11:32,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:32,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 274 states and 451 transitions. [2021-11-25 06:11:32,234 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 451 transitions. [2021-11-25 06:11:32,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:32,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:32,235 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:32,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:33,801 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 123 proven. 165 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:11:43,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:43,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 282 states and 462 transitions. [2021-11-25 06:11:43,859 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 462 transitions. [2021-11-25 06:11:43,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:43,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:43,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:44,463 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 119 proven. 174 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:11:47,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:47,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 284 states and 468 transitions. [2021-11-25 06:11:47,009 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 468 transitions. [2021-11-25 06:11:47,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:47,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:47,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:47,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:47,425 INFO L134 CoverageAnalysis]: Checked inductivity of 347 backedges. 119 proven. 174 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:11:52,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:52,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 290 states and 477 transitions. [2021-11-25 06:11:52,292 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 477 transitions. [2021-11-25 06:11:52,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:52,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:52,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:52,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:53,027 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 123 proven. 165 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:11:56,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:56,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 292 states and 479 transitions. [2021-11-25 06:11:56,518 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 479 transitions. [2021-11-25 06:11:56,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:56,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:56,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:56,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:57,175 INFO L134 CoverageAnalysis]: Checked inductivity of 342 backedges. 123 proven. 165 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:12:02,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:02,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 298 states and 487 transitions. [2021-11-25 06:12:02,073 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 487 transitions. [2021-11-25 06:12:02,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:12:02,073 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:02,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:02,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:03,421 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 19 proven. 298 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:12:16,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:16,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 312 states and 507 transitions. [2021-11-25 06:12:16,130 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 507 transitions. [2021-11-25 06:12:16,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:12:16,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:16,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:16,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:18,704 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 311 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:12:46,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:46,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 336 states and 556 transitions. [2021-11-25 06:12:46,971 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 556 transitions. [2021-11-25 06:12:46,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:12:46,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:46,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:47,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:52,487 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 311 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:13:06,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:06,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 342 states and 563 transitions. [2021-11-25 06:13:06,473 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 563 transitions. [2021-11-25 06:13:06,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:13:06,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:06,474 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:06,548 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 19 proven. 298 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:13:10,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:10,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 344 states and 566 transitions. [2021-11-25 06:13:10,556 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 566 transitions. [2021-11-25 06:13:10,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:13:10,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:10,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:10,633 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 19 proven. 298 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:13:25,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:25,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 356 states and 584 transitions. [2021-11-25 06:13:25,448 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 584 transitions. [2021-11-25 06:13:25,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:13:25,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:25,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:25,519 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 19 proven. 298 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:13:32,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:32,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 364 states and 596 transitions. [2021-11-25 06:13:32,832 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 596 transitions. [2021-11-25 06:13:32,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:13:32,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:32,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:32,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:32,907 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 186 proven. 7 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-11-25 06:13:38,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:38,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 362 states and 591 transitions. [2021-11-25 06:13:38,362 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 591 transitions. [2021-11-25 06:13:38,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 06:13:38,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:38,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:39,108 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 27 proven. 316 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 06:13:42,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:13:42,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 364 states and 594 transitions. [2021-11-25 06:13:42,808 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 594 transitions. [2021-11-25 06:13:42,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:13:42,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:13:42,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:13:43,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-25 06:14:09,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:09,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 377 states and 626 transitions. [2021-11-25 06:14:09,655 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 626 transitions. [2021-11-25 06:14:09,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:14:09,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:09,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:09,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:09,720 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-25 06:14:30,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:30,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 389 states and 652 transitions. [2021-11-25 06:14:30,828 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 652 transitions. [2021-11-25 06:14:30,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:14:30,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:30,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:30,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:30,896 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-25 06:14:34,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:34,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 391 states and 658 transitions. [2021-11-25 06:14:34,561 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 658 transitions. [2021-11-25 06:14:34,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 06:14:34,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:34,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:34,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:34,625 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-25 06:14:40,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:40,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 395 states and 664 transitions. [2021-11-25 06:14:40,704 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 664 transitions. [2021-11-25 06:14:40,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 06:14:40,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:40,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:44,229 INFO L134 CoverageAnalysis]: Checked inductivity of 432 backedges. 295 proven. 74 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-25 06:15:00,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:00,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 403 states and 672 transitions. [2021-11-25 06:15:00,529 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 672 transitions. [2021-11-25 06:15:00,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 06:15:00,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:00,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:00,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:03,386 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 295 proven. 203 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2021-11-25 06:15:09,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:09,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 409 states and 679 transitions. [2021-11-25 06:15:09,303 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 679 transitions. [2021-11-25 06:15:09,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-25 06:15:09,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:09,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:13,382 INFO L134 CoverageAnalysis]: Checked inductivity of 575 backedges. 300 proven. 205 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-25 06:15:20,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:20,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 412 states and 682 transitions. [2021-11-25 06:15:20,578 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 682 transitions. [2021-11-25 06:15:20,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-25 06:15:20,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:20,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:20,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:22,121 INFO L134 CoverageAnalysis]: Checked inductivity of 610 backedges. 37 proven. 503 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-25 06:15:27,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:27,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 418 states and 688 transitions. [2021-11-25 06:15:27,179 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 688 transitions. [2021-11-25 06:15:27,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 06:15:27,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:27,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:32,873 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 06:15:48,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:15:48,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 424 states and 696 transitions. [2021-11-25 06:15:48,847 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 696 transitions. [2021-11-25 06:15:48,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 06:15:48,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:15:48,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:15:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:51,426 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 305 proven. 321 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 06:16:04,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:04,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 432 states and 708 transitions. [2021-11-25 06:16:04,663 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 708 transitions. [2021-11-25 06:16:04,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 06:16:04,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:04,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:04,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:05,603 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 06:16:16,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:16,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 440 states and 721 transitions. [2021-11-25 06:16:16,580 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 721 transitions. [2021-11-25 06:16:16,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 06:16:16,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:16,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:16,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:17,334 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 06:16:24,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:24,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 444 states and 726 transitions. [2021-11-25 06:16:24,599 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 726 transitions. [2021-11-25 06:16:24,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 06:16:24,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:24,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:25,401 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 06:16:31,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:31,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 448 states and 731 transitions. [2021-11-25 06:16:31,813 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 731 transitions. [2021-11-25 06:16:31,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 06:16:31,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:31,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:31,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:32,551 INFO L134 CoverageAnalysis]: Checked inductivity of 740 backedges. 300 proven. 340 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 06:16:37,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:37,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 452 states and 736 transitions. [2021-11-25 06:16:37,995 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 736 transitions. [2021-11-25 06:16:37,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 06:16:37,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:37,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:38,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:39,123 INFO L134 CoverageAnalysis]: Checked inductivity of 731 backedges. 305 proven. 321 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 06:16:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:44,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 454 states and 737 transitions. [2021-11-25 06:16:44,407 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 737 transitions. [2021-11-25 06:16:44,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 06:16:44,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:44,408 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:44,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:46,528 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 31 proven. 639 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 06:17:08,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:08,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 471 states and 765 transitions. [2021-11-25 06:17:08,807 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 765 transitions. [2021-11-25 06:17:08,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 06:17:08,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:08,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:08,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:08,888 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 31 proven. 639 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 06:17:22,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:22,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 481 states and 781 transitions. [2021-11-25 06:17:22,667 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 781 transitions. [2021-11-25 06:17:22,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 06:17:22,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:22,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:22,763 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 31 proven. 639 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 06:17:38,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:38,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 489 states and 792 transitions. [2021-11-25 06:17:38,367 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 792 transitions. [2021-11-25 06:17:38,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 06:17:38,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:38,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:38,457 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 31 proven. 639 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 06:17:43,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:43,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 491 states and 796 transitions. [2021-11-25 06:17:43,155 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 796 transitions. [2021-11-25 06:17:43,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 06:17:43,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:43,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:51,338 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 660 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 06:18:45,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:18:45,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 520 states and 846 transitions. [2021-11-25 06:18:45,882 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 846 transitions. [2021-11-25 06:18:45,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 06:18:45,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:18:45,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:18:45,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:18:50,028 INFO L134 CoverageAnalysis]: Checked inductivity of 765 backedges. 0 proven. 660 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 06:19:26,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:19:26,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 541 states and 877 transitions. [2021-11-25 06:19:26,240 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 877 transitions. [2021-11-25 06:19:26,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 06:19:26,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:19:26,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:19:26,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:19:26,320 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 31 proven. 639 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2021-11-25 06:19:31,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:19:31,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 543 states and 878 transitions. [2021-11-25 06:19:31,016 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 878 transitions. [2021-11-25 06:19:31,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 06:19:31,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:19:31,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:19:31,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:19:31,093 INFO L134 CoverageAnalysis]: Checked inductivity of 775 backedges. 31 proven. 639 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked.