./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-01-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-01-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi --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 32bit --witnessprinter.graph.data.programhash 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:02,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:02,467 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:56:02,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:56:02,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:56:02,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:02,514 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:02,515 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:02,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:02,523 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:56:02,524 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:56:02,525 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:56:02,525 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:02,527 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:56:02,528 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:56:02,528 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:56:02,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:02,529 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:56:02,529 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:56:02,530 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:02,530 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:02,531 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:02,531 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:02,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:02,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:02,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:02,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:02,534 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:56:02,534 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:56:02,535 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_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14067621d9a8f66625f13d1d9faf9b421dec38bd60b4ac0ad734bd36e2df123a [2023-11-24 22:56:02,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:02,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:02,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:02,892 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:02,893 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:02,895 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/forester-heap/sll-01-2.i [2023-11-24 22:56:05,878 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:06,218 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:06,219 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/sv-benchmarks/c/forester-heap/sll-01-2.i [2023-11-24 22:56:06,237 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/data/0a781a0c3/1656509e3c5e4bddbbb433044e2df54b/FLAGaa4b09c21 [2023-11-24 22:56:06,258 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/data/0a781a0c3/1656509e3c5e4bddbbb433044e2df54b [2023-11-24 22:56:06,271 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:06,274 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:06,277 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:06,277 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:06,283 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:06,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:06" (1/1) ... [2023-11-24 22:56:06,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28d5644a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:06, skipping insertion in model container [2023-11-24 22:56:06,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:06" (1/1) ... [2023-11-24 22:56:06,349 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:06,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:06,895 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:06,994 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:07,036 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:07,037 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:07 WrapperNode [2023-11-24 22:56:07,037 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:07,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:07,039 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:07,039 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:07,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:07" (1/1) ... [2023-11-24 22:56:07,076 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:07" (1/1) ... [2023-11-24 22:56:07,148 INFO L138 Inliner]: procedures = 119, calls = 55, calls flagged for inlining = 15, calls inlined = 15, statements flattened = 273 [2023-11-24 22:56:07,149 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:07,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:07,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:07,151 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:07,163 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:07" (1/1) ... [2023-11-24 22:56:07,164 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:07" (1/1) ... [2023-11-24 22:56:07,170 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:07" (1/1) ... [2023-11-24 22:56:07,170 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:07" (1/1) ... [2023-11-24 22:56:07,195 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:07" (1/1) ... [2023-11-24 22:56:07,214 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:07" (1/1) ... [2023-11-24 22:56:07,216 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:07" (1/1) ... [2023-11-24 22:56:07,219 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:07" (1/1) ... [2023-11-24 22:56:07,223 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:07,224 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:07,225 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:07,225 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:07,226 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:07" (1/1) ... [2023-11-24 22:56:07,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:07,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:07,282 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:07,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e0319e-1130-4eb2-a8b6-3befc3da9080/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:07,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:56:07,327 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:56:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:56:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:56:07,328 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:56:07,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:07,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:07,447 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:07,449 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:08,140 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:08,234 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:08,234 INFO L309 CfgBuilder]: Removed 30 assume(true) statements. [2023-11-24 22:56:08,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:08 BoogieIcfgContainer [2023-11-24 22:56:08,236 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:08,237 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:08,238 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:08,250 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:08,250 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:08" (1/1) ... [2023-11-24 22:56:08,261 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:56:08,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:08,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 199 states and 261 transitions. [2023-11-24 22:56:08,330 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 261 transitions. [2023-11-24 22:56:08,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:56:08,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:08,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:08,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:08,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:08,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:08,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 198 states and 260 transitions. [2023-11-24 22:56:08,569 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 260 transitions. [2023-11-24 22:56:08,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:56:08,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:08,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:08,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:08,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:08,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:08,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 197 states and 259 transitions. [2023-11-24 22:56:08,894 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 259 transitions. [2023-11-24 22:56:08,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-24 22:56:08,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:08,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:08,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:09,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:09,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 193 states and 251 transitions. [2023-11-24 22:56:09,073 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 251 transitions. [2023-11-24 22:56:09,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:56:09,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:09,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:09,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:09,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:09,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 192 states and 250 transitions. [2023-11-24 22:56:09,285 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 250 transitions. [2023-11-24 22:56:09,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:56:09,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:09,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:09,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:09,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:09,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:09,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 191 states and 249 transitions. [2023-11-24 22:56:09,816 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 249 transitions. [2023-11-24 22:56:09,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:56:09,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:09,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:09,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:09,963 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:09,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:09,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 190 states and 248 transitions. [2023-11-24 22:56:09,991 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 248 transitions. [2023-11-24 22:56:09,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:56:09,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:09,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:10,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:10,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:10,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:10,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 189 states and 247 transitions. [2023-11-24 22:56:10,154 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 247 transitions. [2023-11-24 22:56:10,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:56:10,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:10,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:10,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:10,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:10,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:10,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 190 states and 247 transitions. [2023-11-24 22:56:10,230 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 247 transitions. [2023-11-24 22:56:10,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:56:10,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:10,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:10,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:10,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:10,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:10,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 191 states and 249 transitions. [2023-11-24 22:56:10,371 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 249 transitions. [2023-11-24 22:56:10,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:56:10,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:10,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:10,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:10,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:10,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:10,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 190 states and 248 transitions. [2023-11-24 22:56:10,434 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 248 transitions. [2023-11-24 22:56:10,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:56:10,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:10,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:10,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:10,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:10,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:10,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 189 states and 247 transitions. [2023-11-24 22:56:10,527 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 247 transitions. [2023-11-24 22:56:10,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:56:10,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:10,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:10,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:10,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:11,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:11,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 188 states and 246 transitions. [2023-11-24 22:56:11,092 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 246 transitions. [2023-11-24 22:56:11,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:56:11,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:11,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:11,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:11,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:12,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:12,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 187 states and 245 transitions. [2023-11-24 22:56:12,227 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 245 transitions. [2023-11-24 22:56:12,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:56:12,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:12,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:12,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:12,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:12,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 186 states and 244 transitions. [2023-11-24 22:56:12,268 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 244 transitions. [2023-11-24 22:56:12,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:56:12,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:12,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:12,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:12,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:12,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:12,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 188 states and 247 transitions. [2023-11-24 22:56:12,361 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 247 transitions. [2023-11-24 22:56:12,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:56:12,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:12,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:12,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:12,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:12,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:12,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 187 states and 246 transitions. [2023-11-24 22:56:12,581 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 246 transitions. [2023-11-24 22:56:12,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:56:12,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:12,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:12,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:12,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:12,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 186 states and 245 transitions. [2023-11-24 22:56:12,867 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 245 transitions. [2023-11-24 22:56:12,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:56:12,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:12,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:12,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:13,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:14,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:14,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 185 states and 244 transitions. [2023-11-24 22:56:14,526 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 244 transitions. [2023-11-24 22:56:14,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:56:14,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:14,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:14,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:15,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:16,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:16,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 184 states and 243 transitions. [2023-11-24 22:56:16,850 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 243 transitions. [2023-11-24 22:56:16,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:56:16,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:16,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:16,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:16,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:17,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:17,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 184 states and 242 transitions. [2023-11-24 22:56:17,056 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 242 transitions. [2023-11-24 22:56:17,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:56:17,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:17,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:17,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:17,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:17,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 182 states and 239 transitions. [2023-11-24 22:56:17,382 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 239 transitions. [2023-11-24 22:56:17,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:56:17,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:17,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:17,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:17,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:17,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:17,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 181 states and 238 transitions. [2023-11-24 22:56:17,944 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 238 transitions. [2023-11-24 22:56:17,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:56:17,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:17,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:17,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:18,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:19,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:19,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 181 states and 237 transitions. [2023-11-24 22:56:19,346 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 237 transitions. [2023-11-24 22:56:19,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:56:19,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:19,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:19,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:19,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:19,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:19,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 180 states and 236 transitions. [2023-11-24 22:56:19,432 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 236 transitions. [2023-11-24 22:56:19,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:56:19,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:19,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:19,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:19,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:19,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:19,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 182 states and 236 transitions. [2023-11-24 22:56:19,966 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 236 transitions. [2023-11-24 22:56:19,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:56:19,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:19,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:19,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:20,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:20,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:20,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 185 states and 242 transitions. [2023-11-24 22:56:20,582 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 242 transitions. [2023-11-24 22:56:20,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:56:20,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:20,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:20,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:20,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:21,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:21,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 188 states and 248 transitions. [2023-11-24 22:56:21,737 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 248 transitions. [2023-11-24 22:56:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:56:21,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:21,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:21,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:21,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:21,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:21,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 187 states and 247 transitions. [2023-11-24 22:56:21,809 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 247 transitions. [2023-11-24 22:56:21,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:56:21,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:21,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:22,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:22,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:22,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 188 states and 249 transitions. [2023-11-24 22:56:22,728 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 249 transitions. [2023-11-24 22:56:22,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:56:22,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:22,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:22,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:23,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:23,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 184 states and 245 transitions. [2023-11-24 22:56:23,736 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 245 transitions. [2023-11-24 22:56:23,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:56:23,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:23,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:23,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:24,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:25,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:25,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 186 states and 249 transitions. [2023-11-24 22:56:25,216 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 249 transitions. [2023-11-24 22:56:25,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:56:25,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:25,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:25,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:25,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:27,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 188 states and 253 transitions. [2023-11-24 22:56:27,558 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 253 transitions. [2023-11-24 22:56:27,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:56:27,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:27,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:27,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:27,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:30,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:30,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 197 states and 266 transitions. [2023-11-24 22:56:30,289 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 266 transitions. [2023-11-24 22:56:30,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:56:30,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:30,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:30,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:30,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:31,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:31,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 204 states and 280 transitions. [2023-11-24 22:56:31,259 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 280 transitions. [2023-11-24 22:56:31,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:56:31,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:31,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:31,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:33,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:33,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 214 states and 296 transitions. [2023-11-24 22:56:33,003 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 296 transitions. [2023-11-24 22:56:33,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:56:33,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:33,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:33,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:33,035 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:33,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:33,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 215 states and 297 transitions. [2023-11-24 22:56:33,309 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 297 transitions. [2023-11-24 22:56:33,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:56:33,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:33,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:33,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:33,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:35,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:35,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 217 states and 298 transitions. [2023-11-24 22:56:35,489 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 298 transitions. [2023-11-24 22:56:35,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:56:35,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:35,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:35,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:35,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:40,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:40,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 214 states and 293 transitions. [2023-11-24 22:56:40,010 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 293 transitions. [2023-11-24 22:56:40,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:56:40,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:40,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:40,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:40,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:41,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:41,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 214 states and 292 transitions. [2023-11-24 22:56:41,207 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 292 transitions. [2023-11-24 22:56:41,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:56:41,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:41,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:41,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:41,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:41,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 214 states and 290 transitions. [2023-11-24 22:56:41,247 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 290 transitions. [2023-11-24 22:56:41,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:56:41,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:41,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:41,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:41,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:41,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:41,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 214 states and 286 transitions. [2023-11-24 22:56:41,278 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 286 transitions. [2023-11-24 22:56:41,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:56:41,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:41,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:41,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:41,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:41,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:41,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 210 states and 278 transitions. [2023-11-24 22:56:41,785 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 278 transitions. [2023-11-24 22:56:41,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:56:41,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:41,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:41,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:41,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:44,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:44,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 217 states and 291 transitions. [2023-11-24 22:56:44,118 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 291 transitions. [2023-11-24 22:56:44,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:56:44,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:44,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:44,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:44,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:44,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 214 states and 287 transitions. [2023-11-24 22:56:44,928 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 287 transitions. [2023-11-24 22:56:44,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:56:44,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:44,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:44,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:44,958 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:44,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:44,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 218 states and 294 transitions. [2023-11-24 22:56:44,993 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 294 transitions. [2023-11-24 22:56:44,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:56:44,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:44,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:45,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:45,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:45,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:45,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 222 states and 306 transitions. [2023-11-24 22:56:45,087 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 306 transitions. [2023-11-24 22:56:45,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:56:45,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:45,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:45,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:45,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:46,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:46,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 223 states and 310 transitions. [2023-11-24 22:56:46,911 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 310 transitions. [2023-11-24 22:56:46,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:56:46,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:46,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:46,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:47,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:52,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:52,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 234 states and 329 transitions. [2023-11-24 22:56:52,201 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 329 transitions. [2023-11-24 22:56:52,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:56:52,202 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:52,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:52,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:52,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:52,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 235 states and 331 transitions. [2023-11-24 22:56:52,730 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 331 transitions. [2023-11-24 22:56:52,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:56:52,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:52,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:52,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:52,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:53,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:53,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 241 states and 340 transitions. [2023-11-24 22:56:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 340 transitions. [2023-11-24 22:56:53,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:56:53,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:53,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:53,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:54,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:56,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:56,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 248 states and 349 transitions. [2023-11-24 22:56:56,224 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 349 transitions. [2023-11-24 22:56:56,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:56:56,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:56,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:56,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:56,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:56,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:56,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 249 states and 350 transitions. [2023-11-24 22:56:56,286 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 350 transitions. [2023-11-24 22:56:56,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:56:56,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:56,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:56,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:56:56,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:56:56,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:56,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 250 states and 351 transitions. [2023-11-24 22:56:56,502 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 351 transitions. [2023-11-24 22:56:56,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:56:56,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:56,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:56,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat