./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrncpy_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrncpy_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ --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 64bit --witnessprinter.graph.data.programhash 6e588807776461813c1ae9106dc80912b11e9df5504cf2f27974dc29a72efbfe --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:06:20,479 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:06:20,481 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:06:20,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:06:20,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:06:20,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:06:20,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:06:20,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:06:20,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:06:20,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:06:20,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:06:20,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:06:20,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:06:20,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:06:20,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:06:20,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:06:20,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:06:20,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:06:20,530 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:06:20,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:06:20,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:06:20,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:06:20,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:06:20,538 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:06:20,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:06:20,542 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:06:20,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:06:20,543 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:06:20,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:06:20,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:06:20,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:06:20,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:06:20,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:06:20,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:06:20,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:06:20,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:06:20,550 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:06:20,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:06:20,551 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:06:20,552 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:06:20,553 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:06:20,554 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-20 18:06:20,576 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:06:20,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:06:20,577 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:06:20,578 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:06:20,578 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:06:20,578 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:06:20,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:06:20,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:06:20,579 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:06:20,579 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:06:20,579 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:06:20,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:06:20,580 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:06:20,580 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:06:20,580 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:06:20,581 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:06:20,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:06:20,581 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:06:20,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:06:20,582 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:06:20,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:06:20,582 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_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6e588807776461813c1ae9106dc80912b11e9df5504cf2f27974dc29a72efbfe [2022-11-20 18:06:20,866 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:06:20,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:06:20,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:06:20,902 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:06:20,903 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:06:20,904 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-15/cstrncpy_malloc.i [2022-11-20 18:06:24,011 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:06:24,271 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:06:24,272 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/sv-benchmarks/c/termination-15/cstrncpy_malloc.i [2022-11-20 18:06:24,281 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/data/f7b257bb3/276e12820cdc4159836acd558f5eb25e/FLAGb0a8d4951 [2022-11-20 18:06:24,297 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/data/f7b257bb3/276e12820cdc4159836acd558f5eb25e [2022-11-20 18:06:24,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:06:24,302 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:06:24,305 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:06:24,305 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:06:24,313 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:06:24,316 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:24,318 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60c7d7e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24, skipping insertion in model container [2022-11-20 18:06:24,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:24,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:06:24,368 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:06:24,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:06:24,786 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:06:24,848 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:06:24,885 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:06:24,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24 WrapperNode [2022-11-20 18:06:24,886 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:06:24,887 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:06:24,887 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:06:24,887 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:06:24,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:24,919 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:24,954 INFO L138 Inliner]: procedures = 152, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 78 [2022-11-20 18:06:24,955 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:06:24,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:06:24,956 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:06:24,956 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:06:24,964 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:24,965 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:24,969 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:24,969 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:24,974 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:24,987 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:24,989 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:24,990 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:24,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:06:24,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:06:24,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:06:24,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:06:24,994 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:06:24" (1/1) ... [2022-11-20 18:06:25,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:06:25,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:06:25,031 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:06:25,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e932c232-3722-4201-9a65-cd01254bfc24/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:06:25,071 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 18:06:25,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:06:25,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:06:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:06:25,073 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:06:25,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:06:25,198 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:06:25,201 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:06:25,530 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:06:25,594 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:06:25,595 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 18:06:25,597 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:06:25 BoogieIcfgContainer [2022-11-20 18:06:25,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:06:25,600 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:06:25,600 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:06:25,611 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:06:25,611 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:06:25" (1/1) ... [2022-11-20 18:06:25,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:06:25,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:25,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 33 states and 36 transitions. [2022-11-20 18:06:25,702 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2022-11-20 18:06:25,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 18:06:25,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:25,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:25,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:26,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:26,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:26,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2022-11-20 18:06:26,098 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-11-20 18:06:26,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-20 18:06:26,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:26,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:26,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:26,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:26,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:26,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 31 states and 34 transitions. [2022-11-20 18:06:26,413 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions. [2022-11-20 18:06:26,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:06:26,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:26,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:26,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:26,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:26,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 33 states and 38 transitions. [2022-11-20 18:06:26,595 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 38 transitions. [2022-11-20 18:06:26,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:06:26,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:26,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:26,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:26,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:27,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:27,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 35 states and 42 transitions. [2022-11-20 18:06:27,249 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 42 transitions. [2022-11-20 18:06:27,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:06:27,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:27,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:27,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:27,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:27,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:27,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 38 states and 48 transitions. [2022-11-20 18:06:27,712 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 48 transitions. [2022-11-20 18:06:27,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:06:27,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:27,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:27,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:28,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:29,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 41 states and 55 transitions. [2022-11-20 18:06:29,048 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 55 transitions. [2022-11-20 18:06:29,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 18:06:29,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:29,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:29,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:29,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:31,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:31,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 44 states and 62 transitions. [2022-11-20 18:06:31,016 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2022-11-20 18:06:31,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 18:06:31,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:31,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:31,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:32,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:32,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 48 states and 72 transitions. [2022-11-20 18:06:32,316 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 72 transitions. [2022-11-20 18:06:32,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:06:32,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:32,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:32,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:33,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:33,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 49 states and 73 transitions. [2022-11-20 18:06:33,702 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 73 transitions. [2022-11-20 18:06:33,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:06:33,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:33,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:33,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:34,600 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:37,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:37,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 55 states and 87 transitions. [2022-11-20 18:06:37,706 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 87 transitions. [2022-11-20 18:06:37,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:06:37,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:37,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:37,845 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:39,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:39,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 91 transitions. [2022-11-20 18:06:39,384 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 91 transitions. [2022-11-20 18:06:39,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:06:39,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:39,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:39,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:39,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:41,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:41,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 62 states and 105 transitions. [2022-11-20 18:06:41,946 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 105 transitions. [2022-11-20 18:06:41,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:06:41,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:41,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:41,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:43,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:50,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:50,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 69 states and 124 transitions. [2022-11-20 18:06:50,208 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 124 transitions. [2022-11-20 18:06:50,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:06:50,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:50,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:50,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:50,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:06:53,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:53,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 73 states and 134 transitions. [2022-11-20 18:06:53,276 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 134 transitions. [2022-11-20 18:06:53,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:06:53,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:53,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:53,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:54,386 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:57,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:57,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 76 states and 142 transitions. [2022-11-20 18:06:57,132 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 142 transitions. [2022-11-20 18:06:57,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:06:57,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:57,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:57,181 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:06:58,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:06:58,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 78 states and 147 transitions. [2022-11-20 18:06:58,577 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 147 transitions. [2022-11-20 18:06:58,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:06:58,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:06:58,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:06:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:06:58,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:00,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:00,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 80 states and 152 transitions. [2022-11-20 18:07:00,065 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 152 transitions. [2022-11-20 18:07:00,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:07:00,066 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:00,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:00,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:00,092 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:07:03,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:03,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 84 states and 161 transitions. [2022-11-20 18:07:03,992 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 161 transitions. [2022-11-20 18:07:03,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:07:03,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:03,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:04,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:05,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:05,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 86 states and 166 transitions. [2022-11-20 18:07:05,782 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 166 transitions. [2022-11-20 18:07:05,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:07:05,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:05,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:05,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:06,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:13,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:13,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 95 states and 191 transitions. [2022-11-20 18:07:13,733 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 191 transitions. [2022-11-20 18:07:13,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:07:13,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:13,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:13,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:15,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:15,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 97 states and 196 transitions. [2022-11-20 18:07:15,754 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 196 transitions. [2022-11-20 18:07:15,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:07:15,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:15,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:15,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:15,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:07:16,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:16,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 97 states and 195 transitions. [2022-11-20 18:07:16,641 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 195 transitions. [2022-11-20 18:07:16,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:07:16,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:16,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:20,397 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:07:36,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:36,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 106 states and 229 transitions. [2022-11-20 18:07:36,794 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 229 transitions. [2022-11-20 18:07:36,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:07:36,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:36,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:36,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:37,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:07:47,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:47,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 116 states and 258 transitions. [2022-11-20 18:07:47,508 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 258 transitions. [2022-11-20 18:07:47,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:07:47,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:47,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:47,560 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:07:49,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:07:49,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 117 states and 260 transitions. [2022-11-20 18:07:49,584 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 260 transitions. [2022-11-20 18:07:49,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:07:49,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:07:49,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:07:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:07:53,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:09,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:09,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 124 states and 293 transitions. [2022-11-20 18:08:09,029 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 293 transitions. [2022-11-20 18:08:09,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:08:09,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:09,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:09,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:12,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:12,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 126 states and 299 transitions. [2022-11-20 18:08:12,422 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 299 transitions. [2022-11-20 18:08:12,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:08:12,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:12,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:12,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:12,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:08:13,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:13,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 127 states and 302 transitions. [2022-11-20 18:08:13,921 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 302 transitions. [2022-11-20 18:08:13,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:08:13,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:13,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:14,347 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:08:31,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:31,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 138 states and 335 transitions. [2022-11-20 18:08:31,698 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 335 transitions. [2022-11-20 18:08:31,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:08:31,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:31,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:31,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:31,744 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:08:34,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:34,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 140 states and 340 transitions. [2022-11-20 18:08:34,358 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 340 transitions. [2022-11-20 18:08:34,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:08:34,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:34,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:34,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:37,385 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:43,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:43,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 142 states and 350 transitions. [2022-11-20 18:08:43,775 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 350 transitions. [2022-11-20 18:08:43,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:08:43,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:43,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:43,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:43,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:08:47,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:47,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 144 states and 357 transitions. [2022-11-20 18:08:47,705 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 357 transitions. [2022-11-20 18:08:47,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:08:47,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:47,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:47,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:08:49,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:08:49,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 145 states and 360 transitions. [2022-11-20 18:08:49,542 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 360 transitions. [2022-11-20 18:08:49,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:08:49,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:08:49,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:08:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:08:50,020 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:09:09,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:09,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 157 states and 396 transitions. [2022-11-20 18:09:09,416 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 396 transitions. [2022-11-20 18:09:09,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:09:09,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:09,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:09,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:09,498 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:09:12,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:12,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 159 states and 399 transitions. [2022-11-20 18:09:12,997 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 399 transitions. [2022-11-20 18:09:12,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:09:12,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:12,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:13,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:13,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:18,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:18,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 161 states and 406 transitions. [2022-11-20 18:09:18,467 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 406 transitions. [2022-11-20 18:09:18,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:09:18,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:18,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:18,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:18,504 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:09:20,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:20,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 162 states and 409 transitions. [2022-11-20 18:09:20,428 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 409 transitions. [2022-11-20 18:09:20,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:09:20,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:20,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:09:27,597 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:09:58,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:09:58,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 170 states and 454 transitions. [2022-11-20 18:09:58,345 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 454 transitions. [2022-11-20 18:09:58,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:09:58,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:09:58,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:09:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:00,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 18:10:31,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:31,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 183 states and 494 transitions. [2022-11-20 18:10:31,765 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 494 transitions. [2022-11-20 18:10:31,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:10:31,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:31,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:31,803 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:10:36,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:36,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 185 states and 497 transitions. [2022-11-20 18:10:36,050 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 497 transitions. [2022-11-20 18:10:36,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:10:36,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:36,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:36,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:36,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:10:42,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:42,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 187 states and 505 transitions. [2022-11-20 18:10:42,219 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 505 transitions. [2022-11-20 18:10:42,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:10:42,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:42,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:42,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:10:44,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:44,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 188 states and 508 transitions. [2022-11-20 18:10:44,593 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 508 transitions. [2022-11-20 18:10:44,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:10:44,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:44,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:44,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:44,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:10:49,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:49,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 190 states and 515 transitions. [2022-11-20 18:10:49,544 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 515 transitions. [2022-11-20 18:10:49,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:10:49,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:49,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:10:49,566 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:10:51,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:10:51,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 191 states and 517 transitions. [2022-11-20 18:10:51,787 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 517 transitions. [2022-11-20 18:10:51,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:10:51,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:10:51,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:10:51,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:00,327 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:11:40,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:40,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 201 states and 572 transitions. [2022-11-20 18:11:40,616 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 572 transitions. [2022-11-20 18:11:40,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:11:40,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:40,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:40,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:40,638 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:11:46,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:11:46,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 203 states and 576 transitions. [2022-11-20 18:11:46,300 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 576 transitions. [2022-11-20 18:11:46,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:11:46,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:11:46,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:11:46,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:11:55,912 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:12:31,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:31,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 209 states and 597 transitions. [2022-11-20 18:12:31,654 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 597 transitions. [2022-11-20 18:12:31,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:12:31,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:31,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:31,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:31,676 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:12:40,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:40,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 212 states and 607 transitions. [2022-11-20 18:12:40,604 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 607 transitions. [2022-11-20 18:12:40,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:12:40,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:40,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:40,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:40,633 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:12:43,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:43,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 213 states and 609 transitions. [2022-11-20 18:12:43,304 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 609 transitions. [2022-11-20 18:12:43,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:12:43,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:43,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:43,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:43,336 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:12:49,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:49,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 215 states and 613 transitions. [2022-11-20 18:12:49,974 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 613 transitions. [2022-11-20 18:12:49,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:12:49,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:49,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:49,995 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:12:55,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:12:55,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 217 states and 622 transitions. [2022-11-20 18:12:55,821 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 622 transitions. [2022-11-20 18:12:55,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:12:55,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:12:55,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:12:55,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:12:55,877 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:13:00,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:00,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 218 states and 624 transitions. [2022-11-20 18:13:00,034 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 624 transitions. [2022-11-20 18:13:00,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:13:00,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:00,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:00,057 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:13:02,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:02,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 219 states and 624 transitions. [2022-11-20 18:13:02,439 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 624 transitions. [2022-11-20 18:13:02,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:13:02,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:02,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:07,916 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:13:25,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:25,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 223 states and 665 transitions. [2022-11-20 18:13:25,735 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 665 transitions. [2022-11-20 18:13:25,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:13:25,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:25,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:25,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:25,794 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:13:28,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:28,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 224 states and 667 transitions. [2022-11-20 18:13:28,498 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 667 transitions. [2022-11-20 18:13:28,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:13:28,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:28,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:28,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:28,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:13:38,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:38,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 227 states and 677 transitions. [2022-11-20 18:13:38,642 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 677 transitions. [2022-11-20 18:13:38,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:13:38,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:38,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:38,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:38,681 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:13:41,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:41,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 228 states and 679 transitions. [2022-11-20 18:13:41,761 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 679 transitions. [2022-11-20 18:13:41,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:13:41,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:41,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:41,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:41,827 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:13:49,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:49,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 230 states and 684 transitions. [2022-11-20 18:13:49,201 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 684 transitions. [2022-11-20 18:13:49,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:13:49,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:49,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:49,261 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:13:56,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:13:56,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 232 states and 694 transitions. [2022-11-20 18:13:56,324 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 694 transitions. [2022-11-20 18:13:56,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:13:56,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:13:56,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:13:56,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:13:56,352 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:14:01,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:01,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 234 states and 697 transitions. [2022-11-20 18:14:01,643 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 697 transitions. [2022-11-20 18:14:01,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:14:01,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:01,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:01,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:03,484 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:14:38,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:38,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 241 states and 726 transitions. [2022-11-20 18:14:38,241 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 726 transitions. [2022-11-20 18:14:38,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:14:38,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:38,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:40,239 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:14:49,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:49,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 243 states and 734 transitions. [2022-11-20 18:14:49,990 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 734 transitions. [2022-11-20 18:14:49,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:14:49,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:49,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:50,013 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:14:53,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:14:53,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 244 states and 737 transitions. [2022-11-20 18:14:53,407 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 737 transitions. [2022-11-20 18:14:53,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:14:53,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:14:53,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:14:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:14:53,525 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 18:15:01,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:01,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 246 states and 742 transitions. [2022-11-20 18:15:01,958 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 742 transitions. [2022-11-20 18:15:01,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:15:01,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:01,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:05,127 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:15:29,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:29,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 251 states and 766 transitions. [2022-11-20 18:15:29,754 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 766 transitions. [2022-11-20 18:15:29,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:15:29,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:29,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:29,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:29,791 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 18:15:33,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:33,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 252 states and 767 transitions. [2022-11-20 18:15:33,006 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 767 transitions. [2022-11-20 18:15:33,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:15:33,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:33,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:33,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:33,043 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 18:15:35,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:35,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 253 states and 769 transitions. [2022-11-20 18:15:35,968 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 769 transitions. [2022-11-20 18:15:35,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:15:35,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:35,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:35,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:35,998 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:15:39,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:39,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 254 states and 772 transitions. [2022-11-20 18:15:39,731 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 772 transitions. [2022-11-20 18:15:39,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:15:39,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:39,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:39,750 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:15:42,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:42,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 255 states and 774 transitions. [2022-11-20 18:15:42,910 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 774 transitions. [2022-11-20 18:15:42,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:15:42,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:42,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:42,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:42,952 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 16 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:15:45,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:15:45,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 256 states and 775 transitions. [2022-11-20 18:15:45,443 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 775 transitions. [2022-11-20 18:15:45,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:15:45,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:15:45,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:15:45,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:15:58,734 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:30,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:30,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 260 states and 802 transitions. [2022-11-20 18:16:30,307 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 802 transitions. [2022-11-20 18:16:30,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:16:30,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:30,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:30,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:30,804 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:43,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:43,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 263 states and 819 transitions. [2022-11-20 18:16:43,920 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 819 transitions. [2022-11-20 18:16:43,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:16:43,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:43,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:55,418 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:24,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:24,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 845 states to 267 states and 845 transitions. [2022-11-20 18:17:24,887 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 845 transitions. [2022-11-20 18:17:24,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:17:24,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:24,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:24,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:24,908 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:17:28,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:28,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 268 states and 849 transitions. [2022-11-20 18:17:28,827 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 849 transitions. [2022-11-20 18:17:28,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:17:28,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:28,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:28,849 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:17:36,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:36,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 270 states and 852 transitions. [2022-11-20 18:17:36,117 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 852 transitions. [2022-11-20 18:17:36,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:17:36,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:36,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:36,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:44,306 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:06,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:06,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 273 states and 870 transitions. [2022-11-20 18:18:06,096 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 870 transitions. [2022-11-20 18:18:06,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:18:06,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:06,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:06,530 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:25,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:25,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 277 states and 892 transitions. [2022-11-20 18:18:25,892 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 892 transitions. [2022-11-20 18:18:25,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:18:25,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:25,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:37,745 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:38,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:38,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 928 states to 287 states and 928 transitions. [2022-11-20 18:19:38,997 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 928 transitions. [2022-11-20 18:19:38,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:19:38,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:38,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:39,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:44,576 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:54,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:54,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 288 states and 950 transitions. [2022-11-20 18:19:54,300 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 950 transitions. [2022-11-20 18:19:54,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:19:54,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:54,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:54,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:54,704 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:59,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:59,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 289 states and 953 transitions. [2022-11-20 18:19:59,546 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 953 transitions. [2022-11-20 18:19:59,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:19:59,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:59,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:59,562 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:20:04,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:04,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 290 states and 955 transitions. [2022-11-20 18:20:04,139 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 955 transitions. [2022-11-20 18:20:04,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:20:04,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:04,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:04,197 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:20:08,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:08,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 291 states and 958 transitions. [2022-11-20 18:20:08,947 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 958 transitions. [2022-11-20 18:20:08,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:20:08,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:08,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:08,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:09,363 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked.