./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrlen-alloca-1.i --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_150410a4-2355-44e3-a5dc-9f803f69b36a/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/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_150410a4-2355-44e3-a5dc-9f803f69b36a/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrlen-alloca-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/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_150410a4-2355-44e3-a5dc-9f803f69b36a/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 dd76b7822e4f01d656aa547f942373edd42b5cbb2c90dd9f0d7299ee64d98734 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:12:45,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:12:45,866 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:12:45,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:12:45,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:12:45,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:12:45,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:12:45,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:12:45,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:12:45,952 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:12:45,953 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:12:45,955 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:12:45,955 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:12:45,958 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:12:45,960 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:12:45,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:12:45,968 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:12:45,969 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:12:45,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:12:45,981 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:12:45,983 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:12:45,985 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:12:45,988 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:12:45,989 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:12:45,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:12:45,994 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:12:45,994 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:12:45,996 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:12:45,997 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:12:45,998 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:12:45,999 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:12:46,000 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:12:46,001 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:12:46,002 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:12:46,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:12:46,003 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:12:46,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:12:46,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:12:46,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:12:46,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:12:46,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:12:46,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:12:46,031 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:12:46,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:12:46,032 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:12:46,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:12:46,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:12:46,033 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:12:46,033 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:12:46,033 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:12:46,034 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:12:46,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:12:46,034 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:12:46,034 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:12:46,034 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:12:46,035 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:12:46,035 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:12:46,035 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:12:46,035 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:12:46,035 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:12:46,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:12:46,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:12:46,036 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:12:46,036 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:12:46,037 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:12:46,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:12:46,037 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_150410a4-2355-44e3-a5dc-9f803f69b36a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dd76b7822e4f01d656aa547f942373edd42b5cbb2c90dd9f0d7299ee64d98734 [2021-11-23 01:12:46,309 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:12:46,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:12:46,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:12:46,336 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:12:46,337 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:12:46,338 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/array-memsafety/openbsd_cstrlen-alloca-1.i [2021-11-23 01:12:46,403 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/bin/ukojak-LBtLqBUTdQ/data/a0c7bf2ea/6b09908bcf9944adb3481799c3ed93a9/FLAG691671772 [2021-11-23 01:12:46,959 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:12:46,960 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/sv-benchmarks/c/array-memsafety/openbsd_cstrlen-alloca-1.i [2021-11-23 01:12:46,985 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/bin/ukojak-LBtLqBUTdQ/data/a0c7bf2ea/6b09908bcf9944adb3481799c3ed93a9/FLAG691671772 [2021-11-23 01:12:47,260 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/bin/ukojak-LBtLqBUTdQ/data/a0c7bf2ea/6b09908bcf9944adb3481799c3ed93a9 [2021-11-23 01:12:47,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:12:47,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:12:47,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:12:47,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:12:47,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:12:47,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:12:47" (1/1) ... [2021-11-23 01:12:47,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@285ad743 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:47, skipping insertion in model container [2021-11-23 01:12:47,272 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:12:47" (1/1) ... [2021-11-23 01:12:47,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:12:47,326 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:12:47,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:12:47,678 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:12:47,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:12:47,741 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:12:47,741 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:47 WrapperNode [2021-11-23 01:12:47,742 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:12:47,743 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:12:47,743 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:12:47,743 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:12:47,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:47" (1/1) ... [2021-11-23 01:12:47,764 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:47" (1/1) ... [2021-11-23 01:12:47,784 INFO L137 Inliner]: procedures = 117, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2021-11-23 01:12:47,785 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:12:47,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:12:47,786 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:12:47,786 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:12:47,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:47" (1/1) ... [2021-11-23 01:12:47,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:47" (1/1) ... [2021-11-23 01:12:47,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:47" (1/1) ... [2021-11-23 01:12:47,798 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:47" (1/1) ... [2021-11-23 01:12:47,803 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:47" (1/1) ... [2021-11-23 01:12:47,807 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:47" (1/1) ... [2021-11-23 01:12:47,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:47" (1/1) ... [2021-11-23 01:12:47,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:12:47,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:12:47,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:12:47,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:12:47,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:12:47" (1/1) ... [2021-11-23 01:12:47,820 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:12:47,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:12:47,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:12:47,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_150410a4-2355-44e3-a5dc-9f803f69b36a/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:12:47,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:12:47,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:12:47,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:12:47,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:12:47,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:12:47,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:12:48,016 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:12:48,018 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:12:48,208 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:12:48,270 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:12:48,270 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 01:12:48,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:12:48 BoogieIcfgContainer [2021-11-23 01:12:48,273 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:12:48,274 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:12:48,274 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:12:48,286 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:12:48,286 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:12:48" (1/1) ... [2021-11-23 01:12:48,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:12:48,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:48,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2021-11-23 01:12:48,389 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2021-11-23 01:12:48,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:12:48,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:48,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:48,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:48,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:48,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:48,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 15 states and 17 transitions. [2021-11-23 01:12:48,671 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 17 transitions. [2021-11-23 01:12:48,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:12:48,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:48,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:48,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:48,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:48,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:48,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2021-11-23 01:12:48,937 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2021-11-23 01:12:48,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:12:48,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:48,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:48,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:48,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:48,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2021-11-23 01:12:48,985 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2021-11-23 01:12:48,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 01:12:48,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:48,986 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:48,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:49,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:49,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:49,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 18 states and 25 transitions. [2021-11-23 01:12:49,387 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 25 transitions. [2021-11-23 01:12:49,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:12:49,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:49,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:49,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:49,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:49,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:49,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 19 states and 26 transitions. [2021-11-23 01:12:49,491 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 26 transitions. [2021-11-23 01:12:49,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:12:49,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:49,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:49,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:49,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:49,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:49,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2021-11-23 01:12:49,775 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2021-11-23 01:12:49,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:12:49,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:49,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:49,939 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 01:12:50,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:50,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2021-11-23 01:12:50,209 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2021-11-23 01:12:50,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:12:50,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:50,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:50,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:50,338 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:50,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:50,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2021-11-23 01:12:50,783 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2021-11-23 01:12:50,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:12:50,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:50,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:50,825 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:50,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:50,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2021-11-23 01:12:50,838 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2021-11-23 01:12:50,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:12:50,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:50,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:51,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:51,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:51,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2021-11-23 01:12:51,654 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2021-11-23 01:12:51,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:12:51,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:51,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:51,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:51,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 28 states and 45 transitions. [2021-11-23 01:12:52,726 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 45 transitions. [2021-11-23 01:12:52,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:12:52,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:52,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:52,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:52,820 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:53,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:53,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2021-11-23 01:12:53,122 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2021-11-23 01:12:53,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:12:53,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:53,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:53,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:53,290 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:54,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:54,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2021-11-23 01:12:54,310 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2021-11-23 01:12:54,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:12:54,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:54,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:54,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:54,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:12:55,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:55,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2021-11-23 01:12:55,174 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2021-11-23 01:12:55,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:12:55,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:55,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:55,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:55,877 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:12:57,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:57,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 31 states and 47 transitions. [2021-11-23 01:12:57,811 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2021-11-23 01:12:57,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:12:57,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:57,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:57,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:57,849 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:12:58,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:58,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 34 states and 50 transitions. [2021-11-23 01:12:58,672 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 50 transitions. [2021-11-23 01:12:58,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:12:58,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:58,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:58,712 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:12:59,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:12:59,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2021-11-23 01:12:59,011 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2021-11-23 01:12:59,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:12:59,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:12:59,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:12:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:12:59,299 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:00,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:00,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 36 states and 51 transitions. [2021-11-23 01:13:00,920 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 51 transitions. [2021-11-23 01:13:00,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:13:00,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:00,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:00,961 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:13:01,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:01,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 39 states and 56 transitions. [2021-11-23 01:13:01,990 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2021-11-23 01:13:01,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:13:01,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:01,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:02,684 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:07,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:07,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2021-11-23 01:13:07,058 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2021-11-23 01:13:07,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:13:07,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:07,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:07,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:07,102 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:13:07,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:07,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 49 states and 76 transitions. [2021-11-23 01:13:07,949 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 76 transitions. [2021-11-23 01:13:07,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:07,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:07,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:07,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:08,804 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:11,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:11,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 83 transitions. [2021-11-23 01:13:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 83 transitions. [2021-11-23 01:13:11,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:13:11,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:11,527 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:11,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 1 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:16,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:16,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 57 states and 90 transitions. [2021-11-23 01:13:16,054 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 90 transitions. [2021-11-23 01:13:16,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:13:16,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:16,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:16,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:16,112 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:13:16,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:16,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 90 transitions. [2021-11-23 01:13:16,684 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 90 transitions. [2021-11-23 01:13:16,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:16,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:16,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:17,944 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:22,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:22,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 65 states and 106 transitions. [2021-11-23 01:13:22,788 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 106 transitions. [2021-11-23 01:13:22,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:13:22,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:22,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:22,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:22,854 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:25,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:25,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 69 states and 114 transitions. [2021-11-23 01:13:25,189 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 114 transitions. [2021-11-23 01:13:25,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:25,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:25,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:25,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:25,979 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:29,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:29,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 73 states and 121 transitions. [2021-11-23 01:13:29,100 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 121 transitions. [2021-11-23 01:13:29,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:29,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:29,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:29,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:29,158 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:31,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:31,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 77 states and 128 transitions. [2021-11-23 01:13:31,686 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 128 transitions. [2021-11-23 01:13:31,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:31,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:31,687 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:31,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:33,095 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:37,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:37,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 81 states and 134 transitions. [2021-11-23 01:13:37,724 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 134 transitions. [2021-11-23 01:13:37,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:13:37,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:37,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:37,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:37,798 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:40,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:40,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 85 states and 141 transitions. [2021-11-23 01:13:40,618 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 141 transitions. [2021-11-23 01:13:40,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:40,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:40,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:42,065 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:48,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:48,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 92 states and 159 transitions. [2021-11-23 01:13:48,812 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 159 transitions. [2021-11-23 01:13:48,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:48,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:48,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:48,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:48,885 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:51,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:51,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 96 states and 167 transitions. [2021-11-23 01:13:51,841 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 167 transitions. [2021-11-23 01:13:51,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:51,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:51,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:51,917 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:54,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:54,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 100 states and 175 transitions. [2021-11-23 01:13:54,904 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 175 transitions. [2021-11-23 01:13:54,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:13:54,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:54,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:54,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:54,970 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:13:58,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:13:58,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 104 states and 183 transitions. [2021-11-23 01:13:58,030 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 183 transitions. [2021-11-23 01:13:58,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:13:58,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:13:58,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:13:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:13:59,098 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 27 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:03,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:03,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 108 states and 190 transitions. [2021-11-23 01:14:03,386 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 190 transitions. [2021-11-23 01:14:03,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:03,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:03,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:03,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:03,450 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 27 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:06,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:06,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 112 states and 197 transitions. [2021-11-23 01:14:06,910 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 197 transitions. [2021-11-23 01:14:06,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:06,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:06,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:06,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:06,972 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 27 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:10,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:10,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 116 states and 204 transitions. [2021-11-23 01:14:10,328 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 204 transitions. [2021-11-23 01:14:10,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:10,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:10,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:10,393 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 27 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:13,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:13,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 120 states and 211 transitions. [2021-11-23 01:14:13,929 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 211 transitions. [2021-11-23 01:14:13,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:13,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:13,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:13,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:16,369 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:23,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:23,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 124 states and 217 transitions. [2021-11-23 01:14:23,460 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 217 transitions. [2021-11-23 01:14:23,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:23,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:23,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:23,531 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:27,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:27,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 128 states and 224 transitions. [2021-11-23 01:14:27,243 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 224 transitions. [2021-11-23 01:14:27,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:27,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:27,243 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:27,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:27,311 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:31,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:31,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 132 states and 231 transitions. [2021-11-23 01:14:31,102 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 231 transitions. [2021-11-23 01:14:31,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:14:31,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:31,102 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:31,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:31,169 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 41 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:35,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:35,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 136 states and 238 transitions. [2021-11-23 01:14:35,126 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 238 transitions. [2021-11-23 01:14:35,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:14:35,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:35,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:37,432 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:47,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:47,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 143 states and 260 transitions. [2021-11-23 01:14:47,810 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 260 transitions. [2021-11-23 01:14:47,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:14:47,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:47,811 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:47,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:47,886 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:52,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:52,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 147 states and 268 transitions. [2021-11-23 01:14:52,168 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 268 transitions. [2021-11-23 01:14:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:14:52,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:52,169 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:52,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:52,239 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:14:56,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:14:56,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 151 states and 276 transitions. [2021-11-23 01:14:56,626 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 276 transitions. [2021-11-23 01:14:56,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:14:56,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:14:56,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:14:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:14:56,705 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:00,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:00,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 155 states and 284 transitions. [2021-11-23 01:15:00,955 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 284 transitions. [2021-11-23 01:15:00,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:00,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:00,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:00,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:01,026 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:05,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:05,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 159 states and 292 transitions. [2021-11-23 01:15:05,391 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 292 transitions. [2021-11-23 01:15:05,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:05,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:05,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:05,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:05,459 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:09,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:09,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 163 states and 300 transitions. [2021-11-23 01:15:09,724 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 300 transitions. [2021-11-23 01:15:09,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:09,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:09,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:09,794 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:14,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:14,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 167 states and 308 transitions. [2021-11-23 01:15:14,313 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 308 transitions. [2021-11-23 01:15:14,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:15:14,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:14,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:14,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:14,380 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 6 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:18,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:18,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 171 states and 316 transitions. [2021-11-23 01:15:18,717 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 316 transitions. [2021-11-23 01:15:18,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:15:18,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:18,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:20,616 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 38 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:26,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 175 states and 323 transitions. [2021-11-23 01:15:26,868 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 323 transitions. [2021-11-23 01:15:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:15:26,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:26,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:27,080 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 38 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:31,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:31,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 179 states and 330 transitions. [2021-11-23 01:15:31,862 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 330 transitions. [2021-11-23 01:15:31,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:15:31,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:31,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:31,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:31,925 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 38 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:36,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:36,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 183 states and 337 transitions. [2021-11-23 01:15:36,818 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 337 transitions. [2021-11-23 01:15:36,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:15:36,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:36,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:36,882 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 38 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:41,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:41,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 187 states and 344 transitions. [2021-11-23 01:15:41,718 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 344 transitions. [2021-11-23 01:15:41,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:15:41,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:41,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:41,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:41,781 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 38 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:46,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:46,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 191 states and 351 transitions. [2021-11-23 01:15:46,615 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 351 transitions. [2021-11-23 01:15:46,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:15:46,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:46,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:46,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:46,679 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 38 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:52,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:52,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 195 states and 358 transitions. [2021-11-23 01:15:52,184 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 358 transitions. [2021-11-23 01:15:52,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:15:52,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:52,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:52,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:52,250 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 38 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:15:57,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:15:57,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 199 states and 365 transitions. [2021-11-23 01:15:57,696 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 365 transitions. [2021-11-23 01:15:57,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:15:57,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:15:57,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:15:57,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:15:57,763 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 38 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:03,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:03,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 203 states and 372 transitions. [2021-11-23 01:16:03,150 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 372 transitions. [2021-11-23 01:16:03,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:03,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:03,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:03,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:07,906 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 16 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:20,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:20,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 207 states and 378 transitions. [2021-11-23 01:16:20,525 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 378 transitions. [2021-11-23 01:16:20,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:20,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:20,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:20,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:20,603 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 16 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:26,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:26,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 211 states and 385 transitions. [2021-11-23 01:16:26,448 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 385 transitions. [2021-11-23 01:16:26,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:26,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:26,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:26,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:26,532 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 16 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:32,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:32,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 215 states and 392 transitions. [2021-11-23 01:16:32,476 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 392 transitions. [2021-11-23 01:16:32,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:32,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:32,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:32,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:32,557 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 16 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:38,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:38,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 219 states and 399 transitions. [2021-11-23 01:16:38,984 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 399 transitions. [2021-11-23 01:16:38,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:38,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:38,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:39,061 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 16 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:45,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:45,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 223 states and 406 transitions. [2021-11-23 01:16:45,193 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 406 transitions. [2021-11-23 01:16:45,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:45,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:45,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:45,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 16 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:51,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:51,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 227 states and 413 transitions. [2021-11-23 01:16:51,341 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 413 transitions. [2021-11-23 01:16:51,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:51,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:51,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:51,419 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 16 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:16:57,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:16:57,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 231 states and 420 transitions. [2021-11-23 01:16:57,982 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 420 transitions. [2021-11-23 01:16:57,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:16:57,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:16:57,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:16:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:16:58,056 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 16 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:04,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:04,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 235 states and 427 transitions. [2021-11-23 01:17:04,819 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 427 transitions. [2021-11-23 01:17:04,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:04,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:04,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:04,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:09,537 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:29,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:29,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 242 states and 457 transitions. [2021-11-23 01:17:29,562 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 457 transitions. [2021-11-23 01:17:29,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:29,563 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:29,563 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:29,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:29,638 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:36,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:36,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 246 states and 465 transitions. [2021-11-23 01:17:36,196 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 465 transitions. [2021-11-23 01:17:36,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:36,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:36,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:36,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:36,269 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:42,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 250 states and 473 transitions. [2021-11-23 01:17:42,767 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 473 transitions. [2021-11-23 01:17:42,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:42,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:42,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:42,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:43,000 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:50,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:50,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 254 states and 481 transitions. [2021-11-23 01:17:50,007 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 481 transitions. [2021-11-23 01:17:50,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:50,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:50,007 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:50,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:50,080 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:17:56,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:17:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 258 states and 489 transitions. [2021-11-23 01:17:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 489 transitions. [2021-11-23 01:17:56,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:17:56,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:17:56,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:17:56,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:17:56,919 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:03,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:03,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 262 states and 497 transitions. [2021-11-23 01:18:03,739 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 497 transitions. [2021-11-23 01:18:03,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:18:03,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:03,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:03,821 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:10,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:10,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 266 states and 505 transitions. [2021-11-23 01:18:10,944 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 505 transitions. [2021-11-23 01:18:10,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:18:10,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:10,944 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:10,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:11,016 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:18,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:18,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 270 states and 513 transitions. [2021-11-23 01:18:18,080 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 513 transitions. [2021-11-23 01:18:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:18:18,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:18,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:18,157 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:25,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 274 states and 521 transitions. [2021-11-23 01:18:25,847 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 521 transitions. [2021-11-23 01:18:25,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:18:25,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:25,847 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:25,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:25,928 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:33,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:33,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 278 states and 529 transitions. [2021-11-23 01:18:33,664 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 529 transitions. [2021-11-23 01:18:33,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:18:33,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:33,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:33,736 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:41,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:41,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 282 states and 537 transitions. [2021-11-23 01:18:41,224 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 537 transitions. [2021-11-23 01:18:41,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:18:41,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:41,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:41,294 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:48,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 286 states and 545 transitions. [2021-11-23 01:18:48,708 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 545 transitions. [2021-11-23 01:18:48,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:18:48,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:48,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:48,779 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:18:56,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:18:56,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 290 states and 553 transitions. [2021-11-23 01:18:56,298 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 553 transitions. [2021-11-23 01:18:56,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:18:56,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:18:56,299 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:18:56,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:18:56,368 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:03,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:03,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 294 states and 561 transitions. [2021-11-23 01:19:03,703 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 561 transitions. [2021-11-23 01:19:03,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:19:03,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:03,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:03,773 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:11,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:11,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 298 states and 569 transitions. [2021-11-23 01:19:11,330 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 569 transitions. [2021-11-23 01:19:11,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:19:11,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:11,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:11,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:11,400 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 7 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:18,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:18,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 302 states and 577 transitions. [2021-11-23 01:19:18,781 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 577 transitions. [2021-11-23 01:19:18,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:19:18,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:18,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:22,247 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:33,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:33,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 306 states and 584 transitions. [2021-11-23 01:19:33,578 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 584 transitions. [2021-11-23 01:19:33,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:19:33,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:33,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:33,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:33,646 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:41,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:41,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 310 states and 591 transitions. [2021-11-23 01:19:41,516 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 591 transitions. [2021-11-23 01:19:41,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:19:41,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:41,516 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:41,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:41,585 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:49,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:49,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 314 states and 598 transitions. [2021-11-23 01:19:49,522 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 598 transitions. [2021-11-23 01:19:49,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:19:49,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:49,523 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:49,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:49,592 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:19:57,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:19:57,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 318 states and 605 transitions. [2021-11-23 01:19:57,620 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 605 transitions. [2021-11-23 01:19:57,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:19:57,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:19:57,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:19:57,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:19:57,861 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:05,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:05,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 612 states to 322 states and 612 transitions. [2021-11-23 01:20:05,605 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 612 transitions. [2021-11-23 01:20:05,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:20:05,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:05,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:05,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:05,679 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:14,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:14,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 326 states and 619 transitions. [2021-11-23 01:20:14,135 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 619 transitions. [2021-11-23 01:20:14,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:20:14,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:14,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:14,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:14,201 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:22,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:22,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 330 states and 626 transitions. [2021-11-23 01:20:22,144 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 626 transitions. [2021-11-23 01:20:22,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:20:22,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:22,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:22,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:22,210 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:30,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:30,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 334 states and 633 transitions. [2021-11-23 01:20:30,529 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 633 transitions. [2021-11-23 01:20:30,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:20:30,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:30,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:30,600 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:38,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:38,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 338 states and 640 transitions. [2021-11-23 01:20:38,948 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 640 transitions. [2021-11-23 01:20:38,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:20:38,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:38,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:39,015 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:47,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:47,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 342 states and 647 transitions. [2021-11-23 01:20:47,882 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 647 transitions. [2021-11-23 01:20:47,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:20:47,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:47,883 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:47,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:47,950 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:20:56,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:20:56,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 346 states and 654 transitions. [2021-11-23 01:20:56,821 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 654 transitions. [2021-11-23 01:20:56,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:20:56,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:20:56,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:20:56,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:20:56,885 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:05,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:05,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 350 states and 661 transitions. [2021-11-23 01:21:05,539 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 661 transitions. [2021-11-23 01:21:05,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:05,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:05,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:05,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:05,608 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:14,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:14,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 354 states and 668 transitions. [2021-11-23 01:21:14,551 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 668 transitions. [2021-11-23 01:21:14,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:14,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:14,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:14,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:14,619 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:23,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:23,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 358 states and 675 transitions. [2021-11-23 01:21:23,592 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 675 transitions. [2021-11-23 01:21:23,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:23,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:23,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:23,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:23,658 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:32,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:32,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 362 states and 682 transitions. [2021-11-23 01:21:32,639 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 682 transitions. [2021-11-23 01:21:32,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:32,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:32,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:32,699 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 51 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:21:41,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:21:41,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 366 states and 689 transitions. [2021-11-23 01:21:41,676 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 689 transitions. [2021-11-23 01:21:41,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:21:41,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:21:41,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:21:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:21:51,589 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:14,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:14,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 370 states and 695 transitions. [2021-11-23 01:22:14,865 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 695 transitions. [2021-11-23 01:22:14,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:14,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:14,866 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:14,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:14,945 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:24,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:24,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 374 states and 702 transitions. [2021-11-23 01:22:24,781 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 702 transitions. [2021-11-23 01:22:24,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:24,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:24,782 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:24,865 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:34,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:34,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 378 states and 709 transitions. [2021-11-23 01:22:34,211 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 709 transitions. [2021-11-23 01:22:34,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:34,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:34,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:34,324 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:43,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:43,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 382 states and 716 transitions. [2021-11-23 01:22:43,883 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 716 transitions. [2021-11-23 01:22:43,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:43,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:43,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:44,023 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:54,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:54,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 386 states and 723 transitions. [2021-11-23 01:22:54,121 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 723 transitions. [2021-11-23 01:22:54,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:22:54,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:54,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:54,196 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:04,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 390 states and 730 transitions. [2021-11-23 01:23:04,204 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 730 transitions. [2021-11-23 01:23:04,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:04,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,284 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:14,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 394 states and 737 transitions. [2021-11-23 01:23:14,409 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 737 transitions. [2021-11-23 01:23:14,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:14,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,476 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:24,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:24,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 398 states and 744 transitions. [2021-11-23 01:23:24,762 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 744 transitions. [2021-11-23 01:23:24,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:24,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:24,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:24,831 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:34,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:35,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 402 states and 751 transitions. [2021-11-23 01:23:35,000 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 751 transitions. [2021-11-23 01:23:35,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:35,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:35,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:35,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:35,075 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:45,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:45,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 406 states and 758 transitions. [2021-11-23 01:23:45,105 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 758 transitions. [2021-11-23 01:23:45,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:45,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:45,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:45,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:45,174 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:55,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:55,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 410 states and 765 transitions. [2021-11-23 01:23:55,255 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 765 transitions. [2021-11-23 01:23:55,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:55,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:55,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:55,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:55,344 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:05,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:05,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 414 states and 772 transitions. [2021-11-23 01:24:05,674 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 772 transitions. [2021-11-23 01:24:05,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:24:05,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:05,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:05,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:05,751 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:16,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:16,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 418 states and 779 transitions. [2021-11-23 01:24:16,080 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 779 transitions. [2021-11-23 01:24:16,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:24:16,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:16,080 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:16,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:16,159 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:26,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:26,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 422 states and 786 transitions. [2021-11-23 01:24:26,431 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 786 transitions. [2021-11-23 01:24:26,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:24:26,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:26,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:26,513 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:24:37,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:37,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 426 states and 793 transitions. [2021-11-23 01:24:37,369 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 793 transitions. [2021-11-23 01:24:37,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:24:37,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:37,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:37,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:37,438 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 25 proven. 73 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.