./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-programs/copysome2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/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_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/array-programs/copysome2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 498a9d01a4c9c1e07ef15169be61a1aa89cf7662222e03da034e67869e2f7c71 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:29:12,051 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:29:12,160 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:29:12,166 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:29:12,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:29:12,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:29:12,200 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:29:12,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:29:12,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:29:12,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:29:12,203 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:29:12,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:29:12,204 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:29:12,205 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:29:12,206 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:29:12,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:29:12,207 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:29:12,208 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:29:12,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:29:12,209 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:29:12,210 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:29:12,211 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:29:12,212 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:29:12,213 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:29:12,214 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:29:12,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:29:12,215 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:12,216 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:29:12,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:29:12,217 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:29:12,218 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:29:12,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:29:12,219 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:29:12,220 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_66d54366-4894-46b7-bcaf-4c56f776a1a2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 498a9d01a4c9c1e07ef15169be61a1aa89cf7662222e03da034e67869e2f7c71 [2023-11-19 03:29:12,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:29:12,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:29:12,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:29:12,584 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:29:12,585 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:29:12,586 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/array-programs/copysome2-2.i [2023-11-19 03:29:16,442 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:29:16,754 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:29:16,754 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/sv-benchmarks/c/array-programs/copysome2-2.i [2023-11-19 03:29:16,764 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL/data/4c440fc3b/b4fbb8128f474b68bddc90b89c5fbc3d/FLAGf2c964fce [2023-11-19 03:29:16,790 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL/data/4c440fc3b/b4fbb8128f474b68bddc90b89c5fbc3d [2023-11-19 03:29:16,799 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:29:16,802 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:29:16,806 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:16,806 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:29:16,813 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:29:16,814 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:16" (1/1) ... [2023-11-19 03:29:16,819 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18088d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:16, skipping insertion in model container [2023-11-19 03:29:16,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:29:16" (1/1) ... [2023-11-19 03:29:16,851 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:29:17,036 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/sv-benchmarks/c/array-programs/copysome2-2.i[804,817] [2023-11-19 03:29:17,055 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:17,065 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:29:17,078 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/sv-benchmarks/c/array-programs/copysome2-2.i[804,817] [2023-11-19 03:29:17,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:29:17,109 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:29:17,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:17 WrapperNode [2023-11-19 03:29:17,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:29:17,112 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:29:17,112 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:29:17,113 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:29:17,123 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:17" (1/1) ... [2023-11-19 03:29:17,151 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:17" (1/1) ... [2023-11-19 03:29:17,197 INFO L138 Inliner]: procedures = 16, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 94 [2023-11-19 03:29:17,199 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:29:17,200 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:29:17,200 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:29:17,200 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:29:17,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:17" (1/1) ... [2023-11-19 03:29:17,212 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:17" (1/1) ... [2023-11-19 03:29:17,218 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:17" (1/1) ... [2023-11-19 03:29:17,219 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:17" (1/1) ... [2023-11-19 03:29:17,229 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:17" (1/1) ... [2023-11-19 03:29:17,234 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:17" (1/1) ... [2023-11-19 03:29:17,235 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:17" (1/1) ... [2023-11-19 03:29:17,237 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:17" (1/1) ... [2023-11-19 03:29:17,240 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:29:17,241 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:29:17,242 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:29:17,242 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:29:17,243 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:29:17" (1/1) ... [2023-11-19 03:29:17,263 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:29:17,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:29:17,294 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:29:17,322 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66d54366-4894-46b7-bcaf-4c56f776a1a2/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:29:17,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:29:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:29:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:29:17,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:29:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:29:17,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:29:17,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:29:17,350 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:29:17,431 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:29:17,433 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:29:17,717 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:29:17,808 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:29:17,809 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:29:17,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:29:17 BoogieIcfgContainer [2023-11-19 03:29:17,816 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:29:17,817 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:29:17,823 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:29:17,836 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:29:17,837 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:29:17" (1/1) ... [2023-11-19 03:29:17,849 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:29:17,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:17,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2023-11-19 03:29:17,911 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2023-11-19 03:29:17,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:29:17,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:17,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:18,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:18,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:29:18,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:18,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-19 03:29:18,375 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-19 03:29:18,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:29:18,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:18,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:18,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:18,601 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 03:29:18,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:18,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-19 03:29:18,659 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-19 03:29:18,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:29:18,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:18,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:18,754 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:29:18,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:18,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-19 03:29:18,778 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-19 03:29:18,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:29:18,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:18,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:18,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:18,866 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:18,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:18,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2023-11-19 03:29:18,887 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2023-11-19 03:29:18,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:29:18,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:18,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:18,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:19,024 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:29:19,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:19,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2023-11-19 03:29:19,080 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2023-11-19 03:29:19,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:29:19,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:19,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:19,245 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:19,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:19,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-11-19 03:29:19,294 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-11-19 03:29:19,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:29:19,296 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:19,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:19,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:19,465 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:19,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:19,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2023-11-19 03:29:19,528 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2023-11-19 03:29:19,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:29:19,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:19,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:19,692 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:19,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:19,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2023-11-19 03:29:19,755 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2023-11-19 03:29:19,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:29:19,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:19,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:19,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:19,913 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:19,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:19,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2023-11-19 03:29:19,978 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2023-11-19 03:29:19,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:29:19,980 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:19,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:20,133 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:20,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:20,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2023-11-19 03:29:20,202 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2023-11-19 03:29:20,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:29:20,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:20,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:20,417 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:20,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:20,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2023-11-19 03:29:20,504 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2023-11-19 03:29:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:29:20,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:20,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:20,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:20,761 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:20,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:20,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2023-11-19 03:29:20,859 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2023-11-19 03:29:20,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:29:20,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:20,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:20,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:21,142 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:21,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:21,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2023-11-19 03:29:21,225 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2023-11-19 03:29:21,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:29:21,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:21,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:21,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:21,563 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:21,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:21,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2023-11-19 03:29:21,679 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2023-11-19 03:29:21,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:29:21,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:21,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:21,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:22,017 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:22,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:22,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2023-11-19 03:29:22,163 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2023-11-19 03:29:22,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:29:22,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:22,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:22,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:22,505 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:22,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:22,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2023-11-19 03:29:22,628 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-11-19 03:29:22,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:29:22,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:22,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:22,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:22,994 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:23,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:23,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2023-11-19 03:29:23,127 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2023-11-19 03:29:23,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:29:23,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:23,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:23,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:23,474 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:23,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:23,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-19 03:29:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-19 03:29:23,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:29:23,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:23,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:23,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:24,069 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:24,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:24,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2023-11-19 03:29:24,181 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2023-11-19 03:29:24,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:29:24,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:24,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:24,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:24,598 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:24,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:24,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2023-11-19 03:29:24,711 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2023-11-19 03:29:24,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:29:24,712 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:24,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:24,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:25,122 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:25,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:25,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2023-11-19 03:29:25,261 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2023-11-19 03:29:25,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:29:25,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:25,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:25,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:25,670 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:25,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:25,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2023-11-19 03:29:25,798 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2023-11-19 03:29:25,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:29:25,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:25,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:26,229 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:26,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:26,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2023-11-19 03:29:26,380 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2023-11-19 03:29:26,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:29:26,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:26,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:26,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:26,895 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:27,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:27,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2023-11-19 03:29:27,062 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2023-11-19 03:29:27,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:29:27,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:27,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:27,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:27,576 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:27,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:27,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2023-11-19 03:29:27,711 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-19 03:29:27,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:29:27,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:27,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:28,225 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:28,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:28,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2023-11-19 03:29:28,388 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2023-11-19 03:29:28,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:29:28,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:28,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:29,006 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:29,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:29,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2023-11-19 03:29:29,186 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2023-11-19 03:29:29,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:29:29,186 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:29,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:29,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:29,826 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:30,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:30,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2023-11-19 03:29:30,014 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2023-11-19 03:29:30,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:29:30,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:30,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:30,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:30,722 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:30,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:30,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2023-11-19 03:29:30,871 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-11-19 03:29:30,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 03:29:30,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:30,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:30,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:31,435 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:31,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:31,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2023-11-19 03:29:31,588 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2023-11-19 03:29:31,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:29:31,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:31,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:31,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:32,284 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:32,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:32,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2023-11-19 03:29:32,444 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2023-11-19 03:29:32,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:29:32,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:32,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:33,109 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:33,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:33,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 42 states and 51 transitions. [2023-11-19 03:29:33,281 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-11-19 03:29:33,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:29:33,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:33,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:33,960 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:34,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:34,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 43 states and 52 transitions. [2023-11-19 03:29:34,135 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2023-11-19 03:29:34,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:29:34,139 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:34,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:34,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:34,930 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:35,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:35,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2023-11-19 03:29:35,120 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-19 03:29:35,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:29:35,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:35,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:35,954 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:36,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:36,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2023-11-19 03:29:36,162 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2023-11-19 03:29:36,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:29:36,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:36,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:36,950 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:37,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2023-11-19 03:29:37,185 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2023-11-19 03:29:37,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:29:37,185 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:37,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:37,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:37,992 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:38,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:38,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2023-11-19 03:29:38,204 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2023-11-19 03:29:38,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:29:38,205 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:38,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:38,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:39,207 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:39,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:39,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-19 03:29:39,412 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-19 03:29:39,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:29:39,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:39,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:40,288 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:40,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:40,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2023-11-19 03:29:40,497 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-11-19 03:29:40,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:29:40,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:40,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:41,444 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:41,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:41,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2023-11-19 03:29:41,654 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2023-11-19 03:29:41,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:29:41,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:41,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:41,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:42,534 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:42,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:42,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2023-11-19 03:29:42,761 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2023-11-19 03:29:42,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:29:42,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:42,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:43,576 INFO L134 CoverageAnalysis]: Checked inductivity of 709 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:43,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:43,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2023-11-19 03:29:43,803 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2023-11-19 03:29:43,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:29:43,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:43,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:43,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:44,754 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:44,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:44,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2023-11-19 03:29:44,992 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2023-11-19 03:29:44,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:29:44,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:44,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:46,081 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:46,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:46,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2023-11-19 03:29:46,322 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2023-11-19 03:29:46,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:29:46,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:46,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:46,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:47,360 INFO L134 CoverageAnalysis]: Checked inductivity of 826 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:47,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:47,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2023-11-19 03:29:47,602 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2023-11-19 03:29:47,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:29:47,602 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:47,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:47,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:48,645 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:48,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:48,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2023-11-19 03:29:48,897 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2023-11-19 03:29:48,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:29:48,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:48,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:49,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:50,025 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:50,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:50,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 57 states and 66 transitions. [2023-11-19 03:29:50,286 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 66 transitions. [2023-11-19 03:29:50,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:29:50,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:50,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:51,310 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:51,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:51,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2023-11-19 03:29:51,606 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2023-11-19 03:29:51,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:29:51,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:51,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:51,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:52,806 INFO L134 CoverageAnalysis]: Checked inductivity of 996 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:53,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:53,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 59 states and 68 transitions. [2023-11-19 03:29:53,057 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2023-11-19 03:29:53,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:29:53,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:53,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:54,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:54,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:54,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 60 states and 69 transitions. [2023-11-19 03:29:54,461 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2023-11-19 03:29:54,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:29:54,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:54,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:55,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1087 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:55,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:55,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 61 states and 70 transitions. [2023-11-19 03:29:55,768 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2023-11-19 03:29:55,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:29:55,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:55,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:55,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:56,807 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:57,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:57,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 62 states and 71 transitions. [2023-11-19 03:29:57,054 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2023-11-19 03:29:57,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:29:57,054 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:57,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:29:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat