./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ --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 c60dc3ce59c2c65912da9b7b458247bdc42b4524b29b39bec7ce63758c18c031 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:54:52,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:54:52,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:54:52,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:54:52,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:54:52,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:54:52,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:54:52,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:54:52,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:54:52,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:54:52,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:54:52,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:54:52,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:54:52,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:54:52,986 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:54:52,989 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:54:52,990 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:54:52,992 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:54:52,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:54:53,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:54:53,006 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:54:53,007 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:54:53,010 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:54:53,011 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:54:53,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:54:53,021 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:54:53,021 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:54:53,024 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:54:53,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:54:53,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:54:53,027 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:54:53,028 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:54:53,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:54:53,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:54:53,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:54:53,033 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:54:53,034 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:54:53,034 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:54:53,034 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:54:53,035 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:54:53,036 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:54:53,037 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:54:53,084 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:54:53,084 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:54:53,086 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:54:53,086 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:54:53,086 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:54:53,086 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:54:53,087 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:54:53,087 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:54:53,087 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:54:53,087 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:54:53,087 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:54:53,087 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:54:53,088 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:54:53,088 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:54:53,088 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:54:53,088 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:54:53,088 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:54:53,089 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:54:53,089 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:54:53,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:53,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:54:53,092 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:54:53,092 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:54:53,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:54:53,093 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_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c60dc3ce59c2c65912da9b7b458247bdc42b4524b29b39bec7ce63758c18c031 [2021-11-23 00:54:53,391 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:54:53,412 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:54:53,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:54:53,416 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:54:53,424 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:54:53,426 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c [2021-11-23 00:54:53,496 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/data/20154cd9a/88b73e6563e44157993649b8cc665f76/FLAGcd14282a2 [2021-11-23 00:54:53,988 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:54:53,988 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/sv-benchmarks/c/ldv-memsafety/ArraysOfVariableLength5.c [2021-11-23 00:54:53,999 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/data/20154cd9a/88b73e6563e44157993649b8cc665f76/FLAGcd14282a2 [2021-11-23 00:54:54,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/data/20154cd9a/88b73e6563e44157993649b8cc665f76 [2021-11-23 00:54:54,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:54:54,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:54:54,387 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:54,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:54:54,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:54:54,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:54" (1/1) ... [2021-11-23 00:54:54,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e296d00 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:54, skipping insertion in model container [2021-11-23 00:54:54,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:54:54" (1/1) ... [2021-11-23 00:54:54,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:54:54,417 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:54:54,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:54,639 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:54:54,663 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:54:54,682 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:54:54,683 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:54 WrapperNode [2021-11-23 00:54:54,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:54:54,685 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:54,685 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:54:54,685 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:54:54,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:54" (1/1) ... [2021-11-23 00:54:54,709 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:54" (1/1) ... [2021-11-23 00:54:54,731 INFO L137 Inliner]: procedures = 8, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 70 [2021-11-23 00:54:54,731 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:54:54,732 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:54:54,732 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:54:54,732 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:54:54,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:54" (1/1) ... [2021-11-23 00:54:54,741 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:54" (1/1) ... [2021-11-23 00:54:54,743 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:54" (1/1) ... [2021-11-23 00:54:54,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:54" (1/1) ... [2021-11-23 00:54:54,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:54" (1/1) ... [2021-11-23 00:54:54,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:54" (1/1) ... [2021-11-23 00:54:54,760 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:54" (1/1) ... [2021-11-23 00:54:54,762 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:54:54,763 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:54:54,764 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:54:54,764 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:54:54,765 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:54:54" (1/1) ... [2021-11-23 00:54:54,776 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:54:54,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:54:54,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:54:54,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6cd3b85-adb9-43e2-aba5-a179195b3099/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:54:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:54:54,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:54:54,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:54:54,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:54:54,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:54:54,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:54:54,917 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:54:54,918 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:54:55,121 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:54:55,179 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:54:55,180 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:54:55,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:55 BoogieIcfgContainer [2021-11-23 00:54:55,183 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:54:55,184 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:54:55,184 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:54:55,208 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:54:55,208 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:54:55" (1/1) ... [2021-11-23 00:54:55,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:54:55,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 22 transitions. [2021-11-23 00:54:55,345 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 22 transitions. [2021-11-23 00:54:55,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:54:55,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:55,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 20 states and 24 transitions. [2021-11-23 00:54:55,646 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 24 transitions. [2021-11-23 00:54:55,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:54:55,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:55,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:55,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2021-11-23 00:54:55,791 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2021-11-23 00:54:55,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:54:55,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:55,792 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:55,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:55,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:56,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-11-23 00:54:56,084 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-11-23 00:54:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:54:56,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,085 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:56,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2021-11-23 00:54:56,730 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2021-11-23 00:54:56,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:54:56,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,797 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:56,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:56,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 27 states and 38 transitions. [2021-11-23 00:54:56,914 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 38 transitions. [2021-11-23 00:54:56,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:54:56,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:56,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:56,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:56,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:54:57,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2021-11-23 00:54:57,055 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2021-11-23 00:54:57,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:54:57,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,106 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:57,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 30 states and 47 transitions. [2021-11-23 00:54:57,313 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2021-11-23 00:54:57,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:54:57,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,402 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:54:57,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:57,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 31 states and 49 transitions. [2021-11-23 00:54:57,605 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 49 transitions. [2021-11-23 00:54:57,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:54:57,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:57,606 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:57,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:57,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:54:58,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:54:58,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2021-11-23 00:54:58,668 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2021-11-23 00:54:58,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:54:58,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:54:58,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:54:58,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:54:58,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:00,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:00,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 43 states and 74 transitions. [2021-11-23 00:55:00,132 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 74 transitions. [2021-11-23 00:55:00,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:55:00,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:00,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:00,290 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:55:01,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2021-11-23 00:55:01,046 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2021-11-23 00:55:01,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:55:01,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,069 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:01,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:01,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2021-11-23 00:55:01,455 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2021-11-23 00:55:01,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:55:01,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:01,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:01,667 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:03,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:03,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 56 states and 95 transitions. [2021-11-23 00:55:03,492 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 95 transitions. [2021-11-23 00:55:03,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:55:03,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:03,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:03,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:03,640 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:04,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:04,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 58 states and 100 transitions. [2021-11-23 00:55:04,707 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 100 transitions. [2021-11-23 00:55:04,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:55:04,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:04,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:04,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:04,890 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:06,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 61 states and 110 transitions. [2021-11-23 00:55:06,435 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 110 transitions. [2021-11-23 00:55:06,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:55:06,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,457 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 00:55:06,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:06,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 61 states and 109 transitions. [2021-11-23 00:55:06,674 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 109 transitions. [2021-11-23 00:55:06,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:55:06,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:06,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:06,797 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:08,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 64 states and 115 transitions. [2021-11-23 00:55:08,276 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 115 transitions. [2021-11-23 00:55:08,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:55:08,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:08,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:08,314 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:55:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:09,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 67 states and 121 transitions. [2021-11-23 00:55:09,862 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 121 transitions. [2021-11-23 00:55:09,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:55:09,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:09,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:09,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:09,974 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 00:55:10,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 69 states and 125 transitions. [2021-11-23 00:55:10,450 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 125 transitions. [2021-11-23 00:55:10,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:10,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:10,470 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 00:55:10,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:10,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 69 states and 124 transitions. [2021-11-23 00:55:10,969 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 124 transitions. [2021-11-23 00:55:10,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:55:10,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:10,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:10,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:11,194 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 00:55:12,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:12,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 72 states and 135 transitions. [2021-11-23 00:55:12,352 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 135 transitions. [2021-11-23 00:55:12,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:12,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:12,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:12,614 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:55:15,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:15,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 81 states and 160 transitions. [2021-11-23 00:55:15,819 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 160 transitions. [2021-11-23 00:55:15,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:15,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:15,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:15,842 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:55:17,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:17,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 86 states and 166 transitions. [2021-11-23 00:55:17,014 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 166 transitions. [2021-11-23 00:55:17,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:55:17,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:17,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:17,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:17,336 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:55:19,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:19,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 92 states and 172 transitions. [2021-11-23 00:55:19,065 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 172 transitions. [2021-11-23 00:55:19,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:55:19,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:19,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:19,339 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:55:22,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 96 states and 187 transitions. [2021-11-23 00:55:22,227 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 187 transitions. [2021-11-23 00:55:22,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:55:22,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,254 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-23 00:55:22,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:22,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 96 states and 186 transitions. [2021-11-23 00:55:22,566 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 186 transitions. [2021-11-23 00:55:22,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:55:22,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:22,567 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:22,628 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 12 proven. 19 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 00:55:25,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:25,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 100 states and 196 transitions. [2021-11-23 00:55:25,529 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 196 transitions. [2021-11-23 00:55:25,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 00:55:25,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:25,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:25,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:25,570 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:55:28,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:28,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 104 states and 206 transitions. [2021-11-23 00:55:28,564 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 206 transitions. [2021-11-23 00:55:28,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:55:28,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:28,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:28,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:29,090 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 17 proven. 45 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:55:31,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:31,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 110 states and 213 transitions. [2021-11-23 00:55:31,612 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 213 transitions. [2021-11-23 00:55:31,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:55:31,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:31,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:31,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:31,793 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 33 proven. 7 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:55:32,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:32,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 113 states and 228 transitions. [2021-11-23 00:55:32,884 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 228 transitions. [2021-11-23 00:55:32,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:55:32,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:32,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:32,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:32,919 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 33 proven. 7 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:55:33,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:33,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 114 states and 228 transitions. [2021-11-23 00:55:33,286 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 228 transitions. [2021-11-23 00:55:33,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:55:33,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:33,287 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:33,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:33,800 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 00:55:35,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:35,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 116 states and 230 transitions. [2021-11-23 00:55:35,127 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 230 transitions. [2021-11-23 00:55:35,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:55:35,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:35,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:35,155 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-23 00:55:36,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:36,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 116 states and 229 transitions. [2021-11-23 00:55:36,067 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 229 transitions. [2021-11-23 00:55:36,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:55:36,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:36,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:36,094 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 00:55:37,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:37,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2021-11-23 00:55:37,005 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2021-11-23 00:55:37,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:55:37,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:37,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:37,442 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 11 proven. 73 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:55:40,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 126 states and 243 transitions. [2021-11-23 00:55:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 243 transitions. [2021-11-23 00:55:40,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:55:40,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:40,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:40,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:40,430 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:55:44,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:44,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 132 states and 268 transitions. [2021-11-23 00:55:44,244 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 268 transitions. [2021-11-23 00:55:44,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:55:44,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:44,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:44,285 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 11 proven. 73 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 00:55:44,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:44,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 134 states and 271 transitions. [2021-11-23 00:55:44,981 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 271 transitions. [2021-11-23 00:55:44,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:55:44,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:44,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:44,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:45,007 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 00:55:46,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:46,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 140 states and 277 transitions. [2021-11-23 00:55:46,307 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 277 transitions. [2021-11-23 00:55:46,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:55:46,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:46,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:46,389 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:55:47,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:47,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 146 states and 282 transitions. [2021-11-23 00:55:47,606 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 282 transitions. [2021-11-23 00:55:47,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:55:47,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:47,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:48,049 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 61 proven. 26 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:55:52,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:52,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 149 states and 291 transitions. [2021-11-23 00:55:52,035 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 291 transitions. [2021-11-23 00:55:52,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:55:52,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:52,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:52,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:52,449 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:55:56,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:56,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 153 states and 308 transitions. [2021-11-23 00:55:56,901 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 308 transitions. [2021-11-23 00:55:56,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:55:56,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:56,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:56,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:56,927 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-11-23 00:55:57,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:55:57,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 153 states and 307 transitions. [2021-11-23 00:55:57,448 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 307 transitions. [2021-11-23 00:55:57,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:55:57,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:55:57,448 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:55:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:55:57,476 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 19 proven. 39 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-23 00:56:02,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:02,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 157 states and 319 transitions. [2021-11-23 00:56:02,182 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 319 transitions. [2021-11-23 00:56:02,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 00:56:02,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:02,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:02,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:02,220 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-23 00:56:07,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:07,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 161 states and 331 transitions. [2021-11-23 00:56:07,189 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 331 transitions. [2021-11-23 00:56:07,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:56:07,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:07,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:07,440 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 82 proven. 15 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-23 00:56:09,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:09,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 164 states and 352 transitions. [2021-11-23 00:56:09,421 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 352 transitions. [2021-11-23 00:56:09,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:56:09,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:09,422 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:09,994 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 61 proven. 104 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:56:11,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:11,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 170 states and 357 transitions. [2021-11-23 00:56:11,468 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 357 transitions. [2021-11-23 00:56:11,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:56:11,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:11,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:11,525 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 82 proven. 15 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-23 00:56:12,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:12,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 171 states and 358 transitions. [2021-11-23 00:56:12,299 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 358 transitions. [2021-11-23 00:56:12,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:56:12,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:12,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:12,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:12,342 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 82 proven. 15 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-23 00:56:13,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:13,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 172 states and 358 transitions. [2021-11-23 00:56:13,233 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 358 transitions. [2021-11-23 00:56:13,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:56:13,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:13,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:13,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:13,260 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2021-11-23 00:56:14,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:14,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 177 states and 362 transitions. [2021-11-23 00:56:14,296 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 362 transitions. [2021-11-23 00:56:14,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:56:14,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:14,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:14,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:14,850 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-23 00:56:16,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:16,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 179 states and 364 transitions. [2021-11-23 00:56:16,629 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 364 transitions. [2021-11-23 00:56:16,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 00:56:16,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:16,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:16,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:16,653 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2021-11-23 00:56:18,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:18,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 179 states and 363 transitions. [2021-11-23 00:56:18,157 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 363 transitions. [2021-11-23 00:56:18,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:56:18,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:18,158 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:18,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:18,199 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-11-23 00:56:19,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:19,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 181 states and 367 transitions. [2021-11-23 00:56:19,543 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 367 transitions. [2021-11-23 00:56:19,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:56:19,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:19,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:19,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:20,331 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 22 proven. 181 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:56:24,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:24,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 192 states and 382 transitions. [2021-11-23 00:56:24,752 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 382 transitions. [2021-11-23 00:56:24,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:56:24,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:24,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:24,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:24,780 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-11-23 00:56:25,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:25,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 193 states and 384 transitions. [2021-11-23 00:56:25,932 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 384 transitions. [2021-11-23 00:56:25,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:56:25,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:25,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:25,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:25,961 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2021-11-23 00:56:26,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:26,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 194 states and 384 transitions. [2021-11-23 00:56:26,748 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 384 transitions. [2021-11-23 00:56:26,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:56:26,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:26,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:26,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:26,792 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 22 proven. 181 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 00:56:28,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:28,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 200 states and 389 transitions. [2021-11-23 00:56:28,274 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 389 transitions. [2021-11-23 00:56:28,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:56:28,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:28,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:29,072 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:56:37,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:37,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 214 states and 424 transitions. [2021-11-23 00:56:37,357 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 424 transitions. [2021-11-23 00:56:37,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:56:37,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:37,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:37,439 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 175 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:56:38,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:38,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 215 states and 424 transitions. [2021-11-23 00:56:38,217 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 424 transitions. [2021-11-23 00:56:38,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:56:38,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:38,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:38,917 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:56:46,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:46,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 219 states and 443 transitions. [2021-11-23 00:56:46,052 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 443 transitions. [2021-11-23 00:56:46,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 00:56:46,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:46,053 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:46,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,078 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2021-11-23 00:56:46,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:46,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 219 states and 442 transitions. [2021-11-23 00:56:46,795 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 442 transitions. [2021-11-23 00:56:46,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:56:46,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:46,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:46,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:46,837 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-11-23 00:56:54,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:56:54,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 223 states and 457 transitions. [2021-11-23 00:56:54,351 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 457 transitions. [2021-11-23 00:56:54,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:56:54,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:56:54,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:56:54,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:56:54,382 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 27 proven. 65 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2021-11-23 00:57:01,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:01,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 227 states and 471 transitions. [2021-11-23 00:57:01,734 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 471 transitions. [2021-11-23 00:57:01,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:57:01,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:01,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:01,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:02,076 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-11-23 00:57:04,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:04,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 230 states and 497 transitions. [2021-11-23 00:57:04,685 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 497 transitions. [2021-11-23 00:57:04,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:57:04,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:04,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:04,738 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 165 proven. 26 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-11-23 00:57:05,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:05,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 231 states and 497 transitions. [2021-11-23 00:57:05,810 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 497 transitions. [2021-11-23 00:57:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:57:05,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:05,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:05,841 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 373 trivial. 0 not checked. [2021-11-23 00:57:06,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:06,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 232 states and 497 transitions. [2021-11-23 00:57:06,803 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 497 transitions. [2021-11-23 00:57:06,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:57:06,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:06,803 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:08,234 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 162 proven. 200 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:57:09,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:09,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 233 states and 497 transitions. [2021-11-23 00:57:09,399 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 497 transitions. [2021-11-23 00:57:09,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:57:09,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:09,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:09,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:09,426 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 152 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2021-11-23 00:57:11,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:11,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 233 states and 496 transitions. [2021-11-23 00:57:11,015 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 496 transitions. [2021-11-23 00:57:11,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:57:11,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:11,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:11,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:12,143 INFO L134 CoverageAnalysis]: Checked inductivity of 425 backedges. 0 proven. 205 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2021-11-23 00:57:14,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:14,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 235 states and 497 transitions. [2021-11-23 00:57:14,627 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 497 transitions. [2021-11-23 00:57:14,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:57:14,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:14,628 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:15,526 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 37 proven. 383 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:57:23,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:23,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 249 states and 518 transitions. [2021-11-23 00:57:23,226 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 518 transitions. [2021-11-23 00:57:23,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:57:23,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:23,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:23,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:23,257 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-11-23 00:57:25,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:25,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 251 states and 520 transitions. [2021-11-23 00:57:25,130 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 520 transitions. [2021-11-23 00:57:25,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:57:25,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:25,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:25,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:26,094 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 375 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 00:57:39,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:39,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 269 states and 564 transitions. [2021-11-23 00:57:39,667 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 564 transitions. [2021-11-23 00:57:39,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:57:39,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:39,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:39,722 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 37 proven. 383 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-23 00:57:40,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:40,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 270 states and 567 transitions. [2021-11-23 00:57:40,689 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 567 transitions. [2021-11-23 00:57:40,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:57:40,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:40,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2021-11-23 00:57:41,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:41,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 271 states and 567 transitions. [2021-11-23 00:57:41,251 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 567 transitions. [2021-11-23 00:57:41,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:57:41,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:41,255 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:42,455 INFO L134 CoverageAnalysis]: Checked inductivity of 456 backedges. 0 proven. 381 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 00:57:52,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:52,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 275 states and 588 transitions. [2021-11-23 00:57:52,917 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 588 transitions. [2021-11-23 00:57:52,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-23 00:57:52,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:52,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:52,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:52,947 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 450 trivial. 0 not checked. [2021-11-23 00:57:53,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:53,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 275 states and 587 transitions. [2021-11-23 00:57:53,981 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 587 transitions. [2021-11-23 00:57:53,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:57:53,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:53,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:53,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:54,014 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 36 proven. 97 refuted. 0 times theorem prover too weak. 374 trivial. 0 not checked. [2021-11-23 00:58:05,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:05,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 279 states and 603 transitions. [2021-11-23 00:58:05,003 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 603 transitions. [2021-11-23 00:58:05,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 00:58:05,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:05,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:05,046 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2021-11-23 00:58:16,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:16,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 283 states and 619 transitions. [2021-11-23 00:58:16,085 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 619 transitions. [2021-11-23 00:58:16,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:58:16,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:16,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:16,557 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 291 proven. 40 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2021-11-23 00:58:20,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:20,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 286 states and 650 transitions. [2021-11-23 00:58:20,227 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 650 transitions. [2021-11-23 00:58:20,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:58:20,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:20,228 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:22,272 INFO L134 CoverageAnalysis]: Checked inductivity of 773 backedges. 356 proven. 342 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 00:58:27,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:27,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 294 states and 655 transitions. [2021-11-23 00:58:27,127 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 655 transitions. [2021-11-23 00:58:27,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:58:27,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:27,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:27,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:27,173 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 291 proven. 40 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2021-11-23 00:58:28,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:28,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 295 states and 655 transitions. [2021-11-23 00:58:28,321 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 655 transitions. [2021-11-23 00:58:28,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 00:58:28,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:28,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:28,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:28,372 INFO L134 CoverageAnalysis]: Checked inductivity of 787 backedges. 291 proven. 40 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2021-11-23 00:58:29,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:29,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 296 states and 655 transitions. [2021-11-23 00:58:29,435 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 655 transitions. [2021-11-23 00:58:29,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:29,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:29,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:29,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 537 trivial. 0 not checked. [2021-11-23 00:58:31,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:31,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 296 states and 654 transitions. [2021-11-23 00:58:31,612 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 654 transitions. [2021-11-23 00:58:31,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 00:58:31,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:31,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:31,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:32,575 INFO L134 CoverageAnalysis]: Checked inductivity of 807 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 456 trivial. 0 not checked. [2021-11-23 00:58:35,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:35,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 298 states and 655 transitions. [2021-11-23 00:58:35,873 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 655 transitions. [2021-11-23 00:58:35,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:58:35,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:35,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:35,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:37,112 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 56 proven. 724 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 00:58:49,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:49,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 315 states and 682 transitions. [2021-11-23 00:58:49,290 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 682 transitions. [2021-11-23 00:58:49,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:58:49,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:49,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:49,324 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2021-11-23 00:58:53,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:53,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 320 states and 689 transitions. [2021-11-23 00:58:53,861 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 689 transitions. [2021-11-23 00:58:53,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:58:53,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:53,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:53,916 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 56 proven. 724 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 00:58:55,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:55,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 321 states and 689 transitions. [2021-11-23 00:58:55,133 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 689 transitions. [2021-11-23 00:58:55,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:58:55,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:55,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:55,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:56,224 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 00:59:14,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:14,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 336 states and 737 transitions. [2021-11-23 00:59:14,256 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 737 transitions. [2021-11-23 00:59:14,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:59:14,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:14,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:14,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:14,370 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 00:59:21,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:21,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 348 states and 750 transitions. [2021-11-23 00:59:21,491 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 750 transitions. [2021-11-23 00:59:21,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:59:21,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:21,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:21,525 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 801 trivial. 0 not checked. [2021-11-23 00:59:22,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:22,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 349 states and 750 transitions. [2021-11-23 00:59:22,791 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 750 transitions. [2021-11-23 00:59:22,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:59:22,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:22,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:22,851 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 56 proven. 724 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 00:59:25,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:25,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 351 states and 750 transitions. [2021-11-23 00:59:25,455 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 750 transitions. [2021-11-23 00:59:25,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:59:25,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:25,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:25,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:25,507 INFO L134 CoverageAnalysis]: Checked inductivity of 855 backedges. 56 proven. 724 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-23 00:59:26,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:26,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 352 states and 750 transitions. [2021-11-23 00:59:26,294 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 750 transitions. [2021-11-23 00:59:26,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:59:26,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:26,294 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:26,401 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 00:59:27,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:27,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 353 states and 750 transitions. [2021-11-23 00:59:27,515 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 750 transitions. [2021-11-23 00:59:27,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:59:27,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:27,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:27,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:27,614 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 0 proven. 714 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 00:59:28,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:28,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 354 states and 750 transitions. [2021-11-23 00:59:28,526 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 750 transitions. [2021-11-23 00:59:28,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:59:28,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:28,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:30,138 INFO L134 CoverageAnalysis]: Checked inductivity of 847 backedges. 0 proven. 721 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 00:59:46,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:46,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 358 states and 773 transitions. [2021-11-23 00:59:46,108 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 773 transitions. [2021-11-23 00:59:46,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:59:46,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:46,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:46,143 INFO L134 CoverageAnalysis]: Checked inductivity of 882 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2021-11-23 00:59:47,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:47,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 358 states and 772 transitions. [2021-11-23 00:59:47,445 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 772 transitions. [2021-11-23 00:59:47,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 00:59:47,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:47,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:47,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:47,495 INFO L134 CoverageAnalysis]: Checked inductivity of 917 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2021-11-23 01:00:04,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:04,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 362 states and 791 transitions. [2021-11-23 01:00:04,059 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 791 transitions. [2021-11-23 01:00:04,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-23 01:00:04,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:04,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:04,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:04,091 INFO L134 CoverageAnalysis]: Checked inductivity of 917 backedges. 46 proven. 135 refuted. 0 times theorem prover too weak. 736 trivial. 0 not checked. [2021-11-23 01:00:20,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:20,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 366 states and 809 transitions. [2021-11-23 01:00:20,109 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 809 transitions. [2021-11-23 01:00:20,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:00:20,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:20,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:20,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1373 backedges. 469 proven. 57 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2021-11-23 01:00:25,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:25,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 369 states and 844 transitions. [2021-11-23 01:00:25,125 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 844 transitions. [2021-11-23 01:00:25,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:00:25,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:25,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:25,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:25,184 INFO L134 CoverageAnalysis]: Checked inductivity of 1373 backedges. 469 proven. 57 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2021-11-23 01:00:26,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:26,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 370 states and 844 transitions. [2021-11-23 01:00:26,653 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 844 transitions. [2021-11-23 01:00:26,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:00:26,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:26,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:26,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:26,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1373 backedges. 469 proven. 57 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2021-11-23 01:00:28,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:28,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 371 states and 844 transitions. [2021-11-23 01:00:28,168 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 844 transitions. [2021-11-23 01:00:28,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:00:28,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:28,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:28,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:31,070 INFO L134 CoverageAnalysis]: Checked inductivity of 1353 backedges. 688 proven. 539 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 01:00:37,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:37,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 379 states and 849 transitions. [2021-11-23 01:00:37,383 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 849 transitions. [2021-11-23 01:00:37,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:00:37,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:37,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:37,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1400 backedges. 438 proven. 0 refuted. 0 times theorem prover too weak. 962 trivial. 0 not checked. [2021-11-23 01:00:40,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:40,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 379 states and 848 transitions. [2021-11-23 01:00:40,147 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 848 transitions. [2021-11-23 01:00:40,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-23 01:00:40,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:40,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:41,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1400 backedges. 0 proven. 553 refuted. 0 times theorem prover too weak. 847 trivial. 0 not checked. [2021-11-23 01:00:45,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:45,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 381 states and 849 transitions. [2021-11-23 01:00:45,637 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 849 transitions. [2021-11-23 01:00:45,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:00:45,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:45,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:47,216 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 79 proven. 1258 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 01:01:04,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:04,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 401 states and 880 transitions. [2021-11-23 01:01:04,485 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 880 transitions. [2021-11-23 01:01:04,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:01:04,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:04,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:04,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:04,524 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 1393 trivial. 0 not checked. [2021-11-23 01:01:11,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:11,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 408 states and 888 transitions. [2021-11-23 01:01:11,568 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 888 transitions. [2021-11-23 01:01:11,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:01:11,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:11,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:11,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 79 proven. 1258 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 01:01:14,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:14,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 410 states and 888 transitions. [2021-11-23 01:01:14,865 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 888 transitions. [2021-11-23 01:01:14,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:01:14,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:14,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:14,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:16,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 1246 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:01:38,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:38,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 425 states and 942 transitions. [2021-11-23 01:01:38,362 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 942 transitions. [2021-11-23 01:01:38,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:01:38,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:38,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:38,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:38,395 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 1393 trivial. 0 not checked. [2021-11-23 01:01:39,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:39,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 428 states and 944 transitions. [2021-11-23 01:01:39,903 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 944 transitions. [2021-11-23 01:01:39,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:01:39,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:39,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:39,970 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 79 proven. 1258 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 01:01:51,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:51,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 438 states and 958 transitions. [2021-11-23 01:01:51,667 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 958 transitions. [2021-11-23 01:01:51,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:01:51,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:51,667 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:51,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 1246 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:01:57,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:57,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 446 states and 964 transitions. [2021-11-23 01:01:57,303 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 964 transitions. [2021-11-23 01:01:57,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:01:57,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:57,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:57,370 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 79 proven. 1258 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 01:01:59,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:59,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 449 states and 966 transitions. [2021-11-23 01:01:59,298 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 966 transitions. [2021-11-23 01:01:59,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:01:59,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:59,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:59,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:59,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 1393 trivial. 0 not checked. [2021-11-23 01:02:01,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:01,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 450 states and 966 transitions. [2021-11-23 01:02:01,175 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 966 transitions. [2021-11-23 01:02:01,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:02:01,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:01,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:01,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:01,232 INFO L134 CoverageAnalysis]: Checked inductivity of 1463 backedges. 79 proven. 1258 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2021-11-23 01:02:02,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:02,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 451 states and 966 transitions. [2021-11-23 01:02:02,849 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 966 transitions. [2021-11-23 01:02:02,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:02:02,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:02,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:02,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 0 proven. 1246 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:02:04,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:04,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 452 states and 966 transitions. [2021-11-23 01:02:04,544 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 966 transitions. [2021-11-23 01:02:04,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:02:04,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:04,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:04,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:04,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1442 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 1393 trivial. 0 not checked. [2021-11-23 01:02:05,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:05,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 453 states and 966 transitions. [2021-11-23 01:02:05,426 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 966 transitions. [2021-11-23 01:02:05,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:02:05,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:05,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:05,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:07,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 1212 proven. 86 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:02:27,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:27,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 979 states to 456 states and 979 transitions. [2021-11-23 01:02:27,241 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 979 transitions. [2021-11-23 01:02:27,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:02:27,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:27,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:27,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:29,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1450 backedges. 0 proven. 1254 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:02:50,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:50,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 460 states and 1004 transitions. [2021-11-23 01:02:50,720 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1004 transitions. [2021-11-23 01:02:50,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-23 01:02:50,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:50,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:50,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:50,756 INFO L134 CoverageAnalysis]: Checked inductivity of 1494 backedges. 52 proven. 0 refuted. 0 times theorem prover too weak. 1442 trivial. 0 not checked. [2021-11-23 01:02:52,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:52,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 460 states and 1003 transitions. [2021-11-23 01:02:52,534 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 1003 transitions. [2021-11-23 01:02:52,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:02:52,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:52,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:52,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1542 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2021-11-23 01:03:14,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:14,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 464 states and 1024 transitions. [2021-11-23 01:03:14,991 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 1024 transitions. [2021-11-23 01:03:14,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-23 01:03:14,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:14,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:15,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:15,148 INFO L134 CoverageAnalysis]: Checked inductivity of 1542 backedges. 57 proven. 179 refuted. 0 times theorem prover too weak. 1306 trivial. 0 not checked. [2021-11-23 01:03:37,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:37,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 468 states and 1044 transitions. [2021-11-23 01:03:37,436 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 1044 transitions. [2021-11-23 01:03:37,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:03:37,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:37,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:38,235 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 708 proven. 77 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2021-11-23 01:03:44,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:44,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 471 states and 1084 transitions. [2021-11-23 01:03:44,108 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 1084 transitions. [2021-11-23 01:03:44,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:03:44,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:44,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:44,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 708 proven. 77 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2021-11-23 01:03:45,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:45,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 472 states and 1084 transitions. [2021-11-23 01:03:45,994 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 1084 transitions. [2021-11-23 01:03:45,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:03:45,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:45,994 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:49,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 1212 proven. 800 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:03:58,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:58,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 478 states and 1093 transitions. [2021-11-23 01:03:58,620 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 1093 transitions. [2021-11-23 01:03:58,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:03:58,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:58,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:58,690 INFO L134 CoverageAnalysis]: Checked inductivity of 2235 backedges. 708 proven. 77 refuted. 0 times theorem prover too weak. 1450 trivial. 0 not checked. [2021-11-23 01:04:00,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:00,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 479 states and 1093 transitions. [2021-11-23 01:04:00,781 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 1093 transitions. [2021-11-23 01:04:00,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:04:00,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:00,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:00,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:04,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 1212 proven. 800 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:04:06,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:06,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 480 states and 1093 transitions. [2021-11-23 01:04:06,735 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1093 transitions. [2021-11-23 01:04:06,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:04:06,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:06,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:06,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:10,534 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 1212 proven. 800 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:04:16,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:16,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 488 states and 1101 transitions. [2021-11-23 01:04:16,325 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 1101 transitions. [2021-11-23 01:04:16,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:04:16,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:16,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:16,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:20,215 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 1212 proven. 800 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:04:22,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:22,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 489 states and 1101 transitions. [2021-11-23 01:04:22,101 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1101 transitions. [2021-11-23 01:04:22,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 01:04:22,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:22,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:26,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2208 backedges. 1212 proven. 800 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:04:27,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:27,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 490 states and 1101 transitions. [2021-11-23 01:04:27,947 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1101 transitions. [2021-11-23 01:04:27,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 01:04:27,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:27,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:27,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:28,009 INFO L134 CoverageAnalysis]: Checked inductivity of 2270 backedges. 7 proven. 736 refuted. 0 times theorem prover too weak. 1527 trivial. 0 not checked. [2021-11-23 01:04:31,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:31,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 492 states and 1103 transitions. [2021-11-23 01:04:31,969 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1103 transitions. [2021-11-23 01:04:31,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 01:04:31,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:31,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:32,003 INFO L134 CoverageAnalysis]: Checked inductivity of 2270 backedges. 665 proven. 0 refuted. 0 times theorem prover too weak. 1605 trivial. 0 not checked. [2021-11-23 01:04:35,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:35,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 492 states and 1102 transitions. [2021-11-23 01:04:35,513 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1102 transitions. [2021-11-23 01:04:35,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:04:35,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:35,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:35,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:35,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2322 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 2262 trivial. 0 not checked. [2021-11-23 01:04:44,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:44,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 499 states and 1108 transitions. [2021-11-23 01:04:44,297 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 1108 transitions. [2021-11-23 01:04:44,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:04:44,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:44,298 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:44,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:46,601 INFO L134 CoverageAnalysis]: Checked inductivity of 2350 backedges. 106 proven. 2048 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:05:15,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:15,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 522 states and 1143 transitions. [2021-11-23 01:05:15,684 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1143 transitions. [2021-11-23 01:05:15,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:05:15,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:15,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:15,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2322 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 2262 trivial. 0 not checked. [2021-11-23 01:05:16,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:16,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1143 states to 523 states and 1143 transitions. [2021-11-23 01:05:16,915 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1143 transitions. [2021-11-23 01:05:16,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:05:16,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:16,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:16,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:18,775 INFO L134 CoverageAnalysis]: Checked inductivity of 2322 backedges. 0 proven. 2034 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-23 01:05:54,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:54,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1207 states to 542 states and 1207 transitions. [2021-11-23 01:05:54,644 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1207 transitions. [2021-11-23 01:05:54,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:05:54,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:54,645 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:54,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2350 backedges. 106 proven. 2048 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:06:02,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:02,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1216 states to 550 states and 1216 transitions. [2021-11-23 01:06:02,701 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1216 transitions. [2021-11-23 01:06:02,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:06:02,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:02,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:02,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:02,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2350 backedges. 106 proven. 2048 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:06:10,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:10,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 559 states and 1222 transitions. [2021-11-23 01:06:10,740 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 1222 transitions. [2021-11-23 01:06:10,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:06:10,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:10,740 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:10,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:10,868 INFO L134 CoverageAnalysis]: Checked inductivity of 2322 backedges. 0 proven. 2034 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-23 01:06:17,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:17,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 566 states and 1227 transitions. [2021-11-23 01:06:17,133 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 1227 transitions. [2021-11-23 01:06:17,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:06:17,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:17,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:17,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:17,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2350 backedges. 106 proven. 2048 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2021-11-23 01:06:20,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:20,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 568 states and 1227 transitions. [2021-11-23 01:06:20,987 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1227 transitions. [2021-11-23 01:06:20,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 01:06:20,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:20,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:21,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:21,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2322 backedges. 0 proven. 2034 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2021-11-23 01:06:22,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:22,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 569 states and 1227 transitions. [2021-11-23 01:06:22,828 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 1227 transitions. [2021-11-23 01:06:22,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-23 01:06:22,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:22,829 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:27,169 INFO L134 CoverageAnalysis]: Checked inductivity of 2385 backedges. 1991 proven. 106 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked.