./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-broom/sll-middle-data.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-broom/sll-middle-data.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --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 1f089d84611e193726b0906f7c8f41bdfbd2779029235be3e70f3cbcf8b5071e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:58:00,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:58:00,643 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-19 02:58:00,652 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:58:00,653 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:58:00,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:58:00,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:58:00,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:58:00,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:58:00,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:58:00,700 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:58:00,701 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:58:00,701 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:58:00,703 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:58:00,704 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:58:00,704 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:58:00,704 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:58:00,705 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:58:00,705 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:58:00,706 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:58:00,707 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:58:00,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:00,708 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:58:00,710 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:58:00,711 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:58:00,711 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:58:00,712 INFO L153 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_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f089d84611e193726b0906f7c8f41bdfbd2779029235be3e70f3cbcf8b5071e [2023-11-19 02:58:01,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:58:01,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:58:01,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:58:01,123 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:58:01,123 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:58:01,125 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/memsafety-broom/sll-middle-data.i [2023-11-19 02:58:04,305 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:58:04,601 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:58:04,615 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/sv-benchmarks/c/memsafety-broom/sll-middle-data.i [2023-11-19 02:58:04,662 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/data/43c243bea/3edb07b6c54945a09611fed5dcd8727b/FLAG30bce7716 [2023-11-19 02:58:04,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/data/43c243bea/3edb07b6c54945a09611fed5dcd8727b [2023-11-19 02:58:04,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:58:04,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:58:04,685 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:04,685 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:58:04,691 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:58:04,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:04" (1/1) ... [2023-11-19 02:58:04,693 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30f55a8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:04, skipping insertion in model container [2023-11-19 02:58:04,693 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:58:04" (1/1) ... [2023-11-19 02:58:04,777 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:58:04,932 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:58:05,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:05,129 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:58:05,166 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 02:58:05,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:58:05,222 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:58:05,231 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:58:05,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:05 WrapperNode [2023-11-19 02:58:05,232 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:58:05,233 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:05,233 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:58:05,234 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:58:05,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:05" (1/1) ... [2023-11-19 02:58:05,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:05" (1/1) ... [2023-11-19 02:58:05,328 INFO L138 Inliner]: procedures = 122, calls = 22, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 88 [2023-11-19 02:58:05,328 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:58:05,329 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:58:05,329 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:58:05,330 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:58:05,340 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:05" (1/1) ... [2023-11-19 02:58:05,340 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:05" (1/1) ... [2023-11-19 02:58:05,344 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:05" (1/1) ... [2023-11-19 02:58:05,344 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:05" (1/1) ... [2023-11-19 02:58:05,353 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:05" (1/1) ... [2023-11-19 02:58:05,356 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:05" (1/1) ... [2023-11-19 02:58:05,372 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:05" (1/1) ... [2023-11-19 02:58:05,373 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:05" (1/1) ... [2023-11-19 02:58:05,376 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:58:05,377 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:58:05,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:58:05,378 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:58:05,379 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:58:05" (1/1) ... [2023-11-19 02:58:05,385 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:58:05,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:58:05,421 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:58:05,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c805e58-4126-4bcc-aa7c-19759cd5d148/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:58:05,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:58:05,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:58:05,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:58:05,472 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:58:05,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:58:05,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:58:05,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:58:05,641 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:58:05,643 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:58:05,996 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:58:06,125 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:58:06,126 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 02:58:06,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:06 BoogieIcfgContainer [2023-11-19 02:58:06,131 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:58:06,132 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:58:06,132 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:58:06,144 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:58:06,144 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:58:06" (1/1) ... [2023-11-19 02:58:06,154 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:58:06,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:06,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 51 states and 54 transitions. [2023-11-19 02:58:06,216 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 54 transitions. [2023-11-19 02:58:06,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:58:06,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:06,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:06,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:06,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:06,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:06,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 50 states and 53 transitions. [2023-11-19 02:58:06,493 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 53 transitions. [2023-11-19 02:58:06,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:58:06,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:06,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:06,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:06,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:06,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 49 states and 52 transitions. [2023-11-19 02:58:06,763 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 52 transitions. [2023-11-19 02:58:06,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:58:06,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:06,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:06,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:06,849 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:06,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:06,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 48 states and 51 transitions. [2023-11-19 02:58:06,878 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 51 transitions. [2023-11-19 02:58:06,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:58:06,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:06,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:06,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:07,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:07,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:07,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 47 states and 50 transitions. [2023-11-19 02:58:07,204 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 50 transitions. [2023-11-19 02:58:07,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:58:07,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:07,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:07,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:07,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:07,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:07,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 46 states and 49 transitions. [2023-11-19 02:58:07,282 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2023-11-19 02:58:07,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:58:07,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:07,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:07,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:07,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:07,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 45 states and 48 transitions. [2023-11-19 02:58:07,427 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 48 transitions. [2023-11-19 02:58:07,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:58:07,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:07,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:07,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:07,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:07,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:07,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2023-11-19 02:58:07,510 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2023-11-19 02:58:07,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 02:58:07,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:07,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:07,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:07,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:07,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:07,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2023-11-19 02:58:07,746 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2023-11-19 02:58:07,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:58:07,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:07,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:07,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:08,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:08,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 47 states and 52 transitions. [2023-11-19 02:58:08,129 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2023-11-19 02:58:08,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:58:08,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:08,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:08,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:08,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:08,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:08,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 51 states and 59 transitions. [2023-11-19 02:58:08,612 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 59 transitions. [2023-11-19 02:58:08,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:58:08,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:08,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:08,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:08,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:09,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:09,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2023-11-19 02:58:09,321 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2023-11-19 02:58:09,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:58:09,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:09,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:09,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:09,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:10,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:10,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 61 states and 83 transitions. [2023-11-19 02:58:10,593 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 83 transitions. [2023-11-19 02:58:10,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:58:10,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:10,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:10,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:10,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:10,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:10,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2023-11-19 02:58:10,650 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2023-11-19 02:58:10,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:58:10,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:10,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:10,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:11,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:11,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 61 states and 84 transitions. [2023-11-19 02:58:11,239 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 84 transitions. [2023-11-19 02:58:11,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:58:11,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:11,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:11,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:11,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:12,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:12,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2023-11-19 02:58:12,787 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2023-11-19 02:58:12,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:58:12,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:12,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:13,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:13,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:13,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 67 states and 97 transitions. [2023-11-19 02:58:13,857 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 97 transitions. [2023-11-19 02:58:13,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 02:58:13,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:13,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:14,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:15,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:15,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 69 states and 101 transitions. [2023-11-19 02:58:15,617 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2023-11-19 02:58:15,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:58:15,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:15,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:15,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:16,335 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:19,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:19,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 75 states and 115 transitions. [2023-11-19 02:58:19,333 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 115 transitions. [2023-11-19 02:58:19,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:58:19,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:19,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:19,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:19,645 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:19,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:19,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 76 states and 117 transitions. [2023-11-19 02:58:19,994 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 117 transitions. [2023-11-19 02:58:19,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:58:19,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:19,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:20,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:20,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:20,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 77 states and 119 transitions. [2023-11-19 02:58:20,368 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 119 transitions. [2023-11-19 02:58:20,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:58:20,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:20,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:20,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:20,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:20,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:20,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 79 states and 122 transitions. [2023-11-19 02:58:20,868 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 122 transitions. [2023-11-19 02:58:20,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:20,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:20,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:21,353 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:23,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:23,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 83 states and 135 transitions. [2023-11-19 02:58:23,034 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 135 transitions. [2023-11-19 02:58:23,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:23,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:23,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:23,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:23,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:58:24,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:24,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 87 states and 147 transitions. [2023-11-19 02:58:24,776 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 147 transitions. [2023-11-19 02:58:24,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:24,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:24,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:24,840 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:25,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:25,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 88 states and 148 transitions. [2023-11-19 02:58:25,218 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 148 transitions. [2023-11-19 02:58:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:25,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:25,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:25,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:25,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:58:31,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:31,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 96 states and 171 transitions. [2023-11-19 02:58:31,092 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 171 transitions. [2023-11-19 02:58:31,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:31,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:31,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:31,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:31,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:31,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:31,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 97 states and 172 transitions. [2023-11-19 02:58:31,646 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 172 transitions. [2023-11-19 02:58:31,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:31,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:31,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:31,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:31,706 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:58:32,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:32,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 98 states and 173 transitions. [2023-11-19 02:58:32,195 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 173 transitions. [2023-11-19 02:58:32,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:32,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:32,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:32,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:58:32,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:32,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 99 states and 174 transitions. [2023-11-19 02:58:32,824 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 174 transitions. [2023-11-19 02:58:32,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:32,824 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:32,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:32,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:33,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:58:35,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:35,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 102 states and 182 transitions. [2023-11-19 02:58:35,285 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 182 transitions. [2023-11-19 02:58:35,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:35,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:35,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:35,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:35,417 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:58:36,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:36,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 103 states and 183 transitions. [2023-11-19 02:58:36,003 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 183 transitions. [2023-11-19 02:58:36,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:36,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:36,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:36,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:36,971 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:40,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:40,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 109 states and 192 transitions. [2023-11-19 02:58:40,530 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 192 transitions. [2023-11-19 02:58:40,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:58:40,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:40,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:40,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:41,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:44,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:44,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 111 states and 197 transitions. [2023-11-19 02:58:44,321 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 197 transitions. [2023-11-19 02:58:44,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:58:44,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:44,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:44,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:44,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:58:45,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:45,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 112 states and 198 transitions. [2023-11-19 02:58:45,117 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 198 transitions. [2023-11-19 02:58:45,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:58:45,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:45,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:45,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:45,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:45,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:45,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 113 states and 200 transitions. [2023-11-19 02:58:45,842 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 200 transitions. [2023-11-19 02:58:45,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:58:45,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:45,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:45,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:45,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:58:46,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:58:46,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 115 states and 210 transitions. [2023-11-19 02:58:46,683 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 210 transitions. [2023-11-19 02:58:46,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:58:46,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:58:46,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:58:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:58:47,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.