./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_copy2_ground-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/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_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_copy2_ground-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi --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 910d8e768520d514eafd11bd6e0d202501f1eee040b6e70d07e33c173cc4a1ca --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:05,114 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:05,242 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:11:05,250 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:05,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:05,313 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:05,314 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:05,315 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:05,316 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:05,321 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:05,322 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:05,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:05,324 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:05,325 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:05,326 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:05,326 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:05,326 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:05,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:05,327 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:05,328 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:05,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:05,329 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:05,330 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:05,330 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:05,331 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:05,331 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:05,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:05,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:05,332 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:05,333 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:05,334 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:05,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:05,335 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:05,335 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_9b824e99-875c-4104-be6a-29c87f07f1e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 910d8e768520d514eafd11bd6e0d202501f1eee040b6e70d07e33c173cc4a1ca [2023-11-24 22:11:05,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:05,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:05,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:05,700 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:05,701 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:05,702 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-examples/standard_copy2_ground-2.i [2023-11-24 22:11:08,761 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:09,069 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:09,070 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/sv-benchmarks/c/array-examples/standard_copy2_ground-2.i [2023-11-24 22:11:09,079 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi/data/9dc2d276b/7e08cfa3905a4cc19588711a3e096d59/FLAG20d4fc8d8 [2023-11-24 22:11:09,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi/data/9dc2d276b/7e08cfa3905a4cc19588711a3e096d59 [2023-11-24 22:11:09,105 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:09,108 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:09,112 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:09,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:09,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:09,118 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4698a84d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09, skipping insertion in model container [2023-11-24 22:11:09,125 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,151 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:09,313 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_9b824e99-875c-4104-be6a-29c87f07f1e5/sv-benchmarks/c/array-examples/standard_copy2_ground-2.i[816,829] [2023-11-24 22:11:09,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:09,340 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:09,352 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_9b824e99-875c-4104-be6a-29c87f07f1e5/sv-benchmarks/c/array-examples/standard_copy2_ground-2.i[816,829] [2023-11-24 22:11:09,361 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:09,378 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:09,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09 WrapperNode [2023-11-24 22:11:09,378 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:09,380 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:09,380 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:09,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:09,389 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,395 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,415 INFO L138 Inliner]: procedures = 16, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 80 [2023-11-24 22:11:09,415 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:09,416 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:09,416 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:09,416 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:09,427 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,439 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,439 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,445 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,455 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,456 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,457 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:09,461 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:09,461 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:09,461 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:09,462 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:09,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:09,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:09,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9b824e99-875c-4104-be6a-29c87f07f1e5/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:09,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:09,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:09,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:11:09,568 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:11:09,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:09,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:09,568 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:11:09,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:11:09,650 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:09,652 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:09,896 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:09,971 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:09,971 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:11:09,973 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:09 BoogieIcfgContainer [2023-11-24 22:11:09,973 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:09,974 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:09,974 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:09,985 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:09,986 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:09" (1/1) ... [2023-11-24 22:11:09,995 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:11:10,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:10,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2023-11-24 22:11:10,058 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2023-11-24 22:11:10,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-24 22:11:10,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:10,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:10,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:10,373 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 22:11:10,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:10,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2023-11-24 22:11:10,434 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2023-11-24 22:11:10,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-24 22:11:10,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:10,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:10,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:10,577 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:11:10,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:10,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 12 states and 17 transitions. [2023-11-24 22:11:10,640 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 17 transitions. [2023-11-24 22:11:10,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:11:10,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:10,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:10,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:10,785 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 22:11:10,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:10,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 13 states and 19 transitions. [2023-11-24 22:11:10,815 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 19 transitions. [2023-11-24 22:11:10,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:11:10,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:10,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:10,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:10,962 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 22:11:11,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2023-11-24 22:11:11,052 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2023-11-24 22:11:11,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:11:11,053 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,170 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:11,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2023-11-24 22:11:11,195 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2023-11-24 22:11:11,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:11:11,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,354 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:11,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-11-24 22:11:11,391 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-11-24 22:11:11,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:11:11,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,542 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:11,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 17 states and 26 transitions. [2023-11-24 22:11:11,604 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 26 transitions. [2023-11-24 22:11:11,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:11:11,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,692 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:11,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2023-11-24 22:11:11,754 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2023-11-24 22:11:11,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:11:11,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:11,873 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:11,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:11,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 19 states and 28 transitions. [2023-11-24 22:11:11,948 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 28 transitions. [2023-11-24 22:11:11,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:11:11,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:11,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:11,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:12,056 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:12,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:12,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2023-11-24 22:11:12,216 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2023-11-24 22:11:12,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:11:12,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:12,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:12,379 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:12,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:12,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 21 states and 30 transitions. [2023-11-24 22:11:12,470 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 30 transitions. [2023-11-24 22:11:12,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:11:12,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:12,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:12,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:12,621 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:12,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:12,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2023-11-24 22:11:12,704 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2023-11-24 22:11:12,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:11:12,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:12,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:12,865 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:12,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:12,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2023-11-24 22:11:12,971 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2023-11-24 22:11:12,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:11:12,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:12,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:12,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:13,172 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:13,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:13,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2023-11-24 22:11:13,275 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2023-11-24 22:11:13,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:11:13,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:13,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:13,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:13,479 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:13,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:13,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 25 states and 34 transitions. [2023-11-24 22:11:13,573 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 34 transitions. [2023-11-24 22:11:13,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:11:13,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:13,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:13,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:13,812 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:13,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:13,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 35 transitions. [2023-11-24 22:11:13,926 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-11-24 22:11:13,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:11:13,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:13,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:13,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:14,146 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:14,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:14,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2023-11-24 22:11:14,254 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2023-11-24 22:11:14,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:11:14,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:14,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:14,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:14,467 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:14,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:14,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-24 22:11:14,599 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-24 22:11:14,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:11:14,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:14,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:14,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:14,814 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:14,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:14,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 29 states and 38 transitions. [2023-11-24 22:11:14,929 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 38 transitions. [2023-11-24 22:11:14,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:11:14,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:14,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:15,187 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:15,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:15,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2023-11-24 22:11:15,306 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2023-11-24 22:11:15,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:11:15,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:15,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:15,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:15,596 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:15,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:15,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 31 states and 40 transitions. [2023-11-24 22:11:15,724 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2023-11-24 22:11:15,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:11:15,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:15,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:16,058 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:16,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:16,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2023-11-24 22:11:16,200 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2023-11-24 22:11:16,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:11:16,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:16,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:16,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:16,480 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:16,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 33 states and 42 transitions. [2023-11-24 22:11:16,624 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2023-11-24 22:11:16,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:11:16,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:16,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:16,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:16,899 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:17,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:17,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 34 states and 43 transitions. [2023-11-24 22:11:17,052 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 43 transitions. [2023-11-24 22:11:17,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:11:17,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:17,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:17,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:17,366 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:17,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:17,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2023-11-24 22:11:17,514 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2023-11-24 22:11:17,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:11:17,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:17,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:17,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:17,862 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:18,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:18,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 45 transitions. [2023-11-24 22:11:18,028 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 45 transitions. [2023-11-24 22:11:18,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:11:18,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:18,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:18,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:18,347 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:18,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:18,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2023-11-24 22:11:18,518 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2023-11-24 22:11:18,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:11:18,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:18,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:18,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:18,851 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:19,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2023-11-24 22:11:19,016 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2023-11-24 22:11:19,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:11:19,017 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,373 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:19,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:19,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 48 transitions. [2023-11-24 22:11:19,544 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 48 transitions. [2023-11-24 22:11:19,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:11:19,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:19,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:19,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:19,942 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:20,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 49 transitions. [2023-11-24 22:11:20,128 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 49 transitions. [2023-11-24 22:11:20,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:11:20,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:20,557 INFO L134 CoverageAnalysis]: Checked inductivity of 357 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:20,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:20,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 50 transitions. [2023-11-24 22:11:20,752 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 50 transitions. [2023-11-24 22:11:20,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:11:20,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:20,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:20,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:21,150 INFO L134 CoverageAnalysis]: Checked inductivity of 384 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:21,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:21,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 42 states and 51 transitions. [2023-11-24 22:11:21,339 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-11-24 22:11:21,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:11:21,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:21,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:21,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:21,761 INFO L134 CoverageAnalysis]: Checked inductivity of 412 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:21,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:21,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 43 states and 52 transitions. [2023-11-24 22:11:21,957 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2023-11-24 22:11:21,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:11:21,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:21,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:21,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:22,368 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:22,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:22,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 44 states and 53 transitions. [2023-11-24 22:11:22,600 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 53 transitions. [2023-11-24 22:11:22,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:11:22,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:22,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:22,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:23,110 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:23,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:23,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 45 states and 54 transitions. [2023-11-24 22:11:23,303 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 54 transitions. [2023-11-24 22:11:23,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:11:23,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:23,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:23,761 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:23,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:23,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2023-11-24 22:11:23,978 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2023-11-24 22:11:23,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:11:23,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:23,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:24,460 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:24,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:24,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2023-11-24 22:11:24,675 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2023-11-24 22:11:24,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:11:24,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:24,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:25,159 INFO L134 CoverageAnalysis]: Checked inductivity of 567 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:25,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:25,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2023-11-24 22:11:25,388 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2023-11-24 22:11:25,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:11:25,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:25,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:25,944 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:26,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:26,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2023-11-24 22:11:26,197 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-11-24 22:11:26,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:11:26,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:26,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:26,756 INFO L134 CoverageAnalysis]: Checked inductivity of 636 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:26,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:26,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2023-11-24 22:11:26,985 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2023-11-24 22:11:26,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:11:26,985 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:26,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:27,540 INFO L134 CoverageAnalysis]: Checked inductivity of 672 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:27,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:27,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 51 states and 60 transitions. [2023-11-24 22:11:27,774 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 60 transitions. [2023-11-24 22:11:27,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:11:27,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:27,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:28,338 INFO L134 CoverageAnalysis]: Checked inductivity of 709 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:28,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:28,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 52 states and 61 transitions. [2023-11-24 22:11:28,588 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2023-11-24 22:11:28,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:11:28,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:28,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:28,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:29,165 INFO L134 CoverageAnalysis]: Checked inductivity of 747 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:29,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:29,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 53 states and 62 transitions. [2023-11-24 22:11:29,390 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 62 transitions. [2023-11-24 22:11:29,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:11:29,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:29,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:30,084 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:30,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:30,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2023-11-24 22:11:30,321 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2023-11-24 22:11:30,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:11:30,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:30,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:30,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:30,934 INFO L134 CoverageAnalysis]: Checked inductivity of 826 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:31,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:31,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 55 states and 64 transitions. [2023-11-24 22:11:31,182 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 64 transitions. [2023-11-24 22:11:31,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:11:31,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:31,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:31,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:31,847 INFO L134 CoverageAnalysis]: Checked inductivity of 867 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:32,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:32,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 56 states and 65 transitions. [2023-11-24 22:11:32,099 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2023-11-24 22:11:32,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:11:32,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:32,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:32,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:32,877 INFO L134 CoverageAnalysis]: Checked inductivity of 909 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:33,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:33,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 57 states and 66 transitions. [2023-11-24 22:11:33,140 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 66 transitions. [2023-11-24 22:11:33,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:11:33,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:33,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:33,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:33,839 INFO L134 CoverageAnalysis]: Checked inductivity of 952 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:34,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:34,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2023-11-24 22:11:34,116 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2023-11-24 22:11:34,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:11:34,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:34,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:34,787 INFO L134 CoverageAnalysis]: Checked inductivity of 996 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:35,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:35,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 59 states and 68 transitions. [2023-11-24 22:11:35,063 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2023-11-24 22:11:35,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:11:35,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:35,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:35,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:35,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1041 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:36,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:36,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 60 states and 69 transitions. [2023-11-24 22:11:36,116 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2023-11-24 22:11:36,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:11:36,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:36,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:36,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:36,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1087 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:37,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:37,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 61 states and 70 transitions. [2023-11-24 22:11:37,150 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2023-11-24 22:11:37,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:11:37,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:37,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:37,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1134 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:38,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:38,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 62 states and 71 transitions. [2023-11-24 22:11:38,103 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2023-11-24 22:11:38,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:11:38,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:38,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:38,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:38,866 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:39,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:39,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2023-11-24 22:11:39,142 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2023-11-24 22:11:39,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:11:39,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:39,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:39,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1231 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:40,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:40,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 64 states and 73 transitions. [2023-11-24 22:11:40,218 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2023-11-24 22:11:40,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:11:40,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:40,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:40,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:40,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1281 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:41,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:41,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 65 states and 74 transitions. [2023-11-24 22:11:41,116 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 74 transitions. [2023-11-24 22:11:41,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:11:41,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:41,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:41,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:41,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1332 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:42,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:42,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2023-11-24 22:11:42,012 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2023-11-24 22:11:42,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:11:42,013 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:42,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:42,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:42,877 INFO L134 CoverageAnalysis]: Checked inductivity of 1384 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:43,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2023-11-24 22:11:43,176 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2023-11-24 22:11:43,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:11:43,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:43,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:43,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1437 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:44,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:44,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 68 states and 77 transitions. [2023-11-24 22:11:44,159 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2023-11-24 22:11:44,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:11:44,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:44,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:45,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:45,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:45,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 69 states and 78 transitions. [2023-11-24 22:11:45,414 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 78 transitions. [2023-11-24 22:11:45,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 22:11:45,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:45,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:45,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:46,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1546 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:46,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:46,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 70 states and 79 transitions. [2023-11-24 22:11:46,475 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 79 transitions. [2023-11-24 22:11:46,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 22:11:46,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:46,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:46,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:47,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1602 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:47,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:47,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 71 states and 80 transitions. [2023-11-24 22:11:47,502 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 80 transitions. [2023-11-24 22:11:47,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:11:47,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:47,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:48,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:48,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:48,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 72 states and 81 transitions. [2023-11-24 22:11:48,623 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2023-11-24 22:11:48,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 22:11:48,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:48,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:49,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1717 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:49,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:49,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 73 states and 82 transitions. [2023-11-24 22:11:49,718 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 82 transitions. [2023-11-24 22:11:49,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 22:11:49,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:49,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:49,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:50,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1776 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:50,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:50,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 74 states and 83 transitions. [2023-11-24 22:11:50,922 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 83 transitions. [2023-11-24 22:11:50,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:11:50,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:50,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:50,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:51,707 INFO L134 CoverageAnalysis]: Checked inductivity of 1836 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:52,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:52,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 75 states and 84 transitions. [2023-11-24 22:11:52,031 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 84 transitions. [2023-11-24 22:11:52,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:11:52,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:52,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:52,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:11:52,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1897 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:11:53,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:11:53,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 76 states and 85 transitions. [2023-11-24 22:11:53,192 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2023-11-24 22:11:53,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:11:53,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:11:53,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:11:53,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat