./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/nested_delay_nd.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/nested_delay_nd.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC --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 39463d01f5c85d47bf5e231172595e96b8ff556c59c4a9ab8cf46a88a393b05c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:18:14,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:18:14,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-23 20:18:14,370 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:18:14,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:18:14,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:18:14,397 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:18:14,397 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:18:14,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:18:14,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:18:14,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:18:14,400 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:18:14,401 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:18:14,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:18:14,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:18:14,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:18:14,404 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:18:14,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:18:14,405 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:18:14,405 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:18:14,406 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:18:14,407 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:18:14,408 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:18:14,408 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:18:14,409 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:18:14,409 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:18:14,410 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:14,410 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:18:14,411 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:18:14,411 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:18:14,412 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:18:14,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:18:14,413 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:18:14,414 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_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39463d01f5c85d47bf5e231172595e96b8ff556c59c4a9ab8cf46a88a393b05c [2023-11-23 20:18:14,712 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:18:14,744 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:18:14,747 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:18:14,749 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:18:14,750 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:18:14,751 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/loops-crafted-1/nested_delay_nd.c [2023-11-23 20:18:18,097 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:18:18,312 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:18:18,313 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/sv-benchmarks/c/loops-crafted-1/nested_delay_nd.c [2023-11-23 20:18:18,322 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/data/9fad5257f/b37a77be08974582ac99b4aafa6ed223/FLAG67869204e [2023-11-23 20:18:18,347 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/data/9fad5257f/b37a77be08974582ac99b4aafa6ed223 [2023-11-23 20:18:18,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:18:18,360 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:18:18,364 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:18,364 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:18:18,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:18:18,373 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ce7c440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18, skipping insertion in model container [2023-11-23 20:18:18,378 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,408 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:18:18,633 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_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/sv-benchmarks/c/loops-crafted-1/nested_delay_nd.c[465,478] [2023-11-23 20:18:18,660 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:18,675 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:18:18,690 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_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/sv-benchmarks/c/loops-crafted-1/nested_delay_nd.c[465,478] [2023-11-23 20:18:18,698 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:18:18,716 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:18:18,717 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18 WrapperNode [2023-11-23 20:18:18,717 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:18:18,718 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:18,719 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:18:18,719 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:18:18,727 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,734 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,755 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2023-11-23 20:18:18,756 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:18:18,756 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:18:18,757 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:18:18,757 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:18:18,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,770 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,778 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,780 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,781 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,783 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:18:18,784 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:18:18,784 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:18:18,784 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:18:18,785 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:18:18" (1/1) ... [2023-11-23 20:18:18,792 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:18:18,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:18:18,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:18:18,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e220c20-ad89-4f66-85b9-0ab2f18f1cc6/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:18:18,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:18:18,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:18:18,882 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:18:18,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:18:18,978 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:18:18,981 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:18:19,141 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:18:19,401 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:18:19,402 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:18:19,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:19 BoogieIcfgContainer [2023-11-23 20:18:19,412 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:18:19,413 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:18:19,413 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:18:19,426 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:18:19,426 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:18:19" (1/1) ... [2023-11-23 20:18:19,434 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:18:19,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:19,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2023-11-23 20:18:19,488 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2023-11-23 20:18:19,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-23 20:18:19,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:19,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:19,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:19,775 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:19,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:19,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2023-11-23 20:18:19,843 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2023-11-23 20:18:19,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 20:18:19,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:19,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:20,122 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:20,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:20,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 10 states and 15 transitions. [2023-11-23 20:18:20,226 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 15 transitions. [2023-11-23 20:18:20,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 20:18:20,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:20,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:20,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:20,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:20,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:20,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2023-11-23 20:18:20,529 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2023-11-23 20:18:20,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:18:20,531 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:20,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:20,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:20,756 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:20,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:20,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2023-11-23 20:18:20,843 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2023-11-23 20:18:20,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:18:20,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:20,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:21,095 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:21,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:21,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 13 states and 21 transitions. [2023-11-23 20:18:21,214 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 21 transitions. [2023-11-23 20:18:21,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:18:21,215 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:21,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:21,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:21,389 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:21,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:21,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2023-11-23 20:18:21,503 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2023-11-23 20:18:21,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:18:21,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:21,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:21,629 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:21,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:21,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 15 states and 25 transitions. [2023-11-23 20:18:21,742 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 25 transitions. [2023-11-23 20:18:21,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:18:21,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:21,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:21,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:21,931 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:22,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:22,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2023-11-23 20:18:22,049 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2023-11-23 20:18:22,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:18:22,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:22,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:22,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:22,263 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:22,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:22,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 17 states and 29 transitions. [2023-11-23 20:18:22,388 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 29 transitions. [2023-11-23 20:18:22,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:18:22,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:22,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:22,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:22,562 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:22,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:22,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 18 states and 31 transitions. [2023-11-23 20:18:22,702 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 31 transitions. [2023-11-23 20:18:22,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:18:22,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:22,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:22,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:22,883 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:23,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:23,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 19 states and 33 transitions. [2023-11-23 20:18:23,037 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 33 transitions. [2023-11-23 20:18:23,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:18:23,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:23,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:23,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:23,265 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:23,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:23,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 20 states and 35 transitions. [2023-11-23 20:18:23,408 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 35 transitions. [2023-11-23 20:18:23,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:18:23,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:23,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:23,633 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:23,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:23,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 21 states and 37 transitions. [2023-11-23 20:18:23,782 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 37 transitions. [2023-11-23 20:18:23,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:18:23,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:23,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:23,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:23,998 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:24,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:24,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2023-11-23 20:18:24,182 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2023-11-23 20:18:24,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-23 20:18:24,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:24,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:24,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:24,407 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:24,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:24,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 23 states and 41 transitions. [2023-11-23 20:18:24,571 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 41 transitions. [2023-11-23 20:18:24,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-23 20:18:24,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:24,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:24,807 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:24,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:24,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 24 states and 43 transitions. [2023-11-23 20:18:24,992 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 43 transitions. [2023-11-23 20:18:24,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:18:24,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:24,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:25,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:25,244 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:25,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:25,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 25 states and 45 transitions. [2023-11-23 20:18:25,421 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 45 transitions. [2023-11-23 20:18:25,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:18:25,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:25,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:25,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:25,729 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:25,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:25,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 47 transitions. [2023-11-23 20:18:25,994 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 47 transitions. [2023-11-23 20:18:25,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:18:25,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:25,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:26,335 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:26,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:26,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 27 states and 49 transitions. [2023-11-23 20:18:26,558 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 49 transitions. [2023-11-23 20:18:26,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:18:26,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:26,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:26,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:26,864 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:27,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:27,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 28 states and 51 transitions. [2023-11-23 20:18:27,073 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 51 transitions. [2023-11-23 20:18:27,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:18:27,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:27,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:27,387 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:27,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:27,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 29 states and 53 transitions. [2023-11-23 20:18:27,620 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 53 transitions. [2023-11-23 20:18:27,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-23 20:18:27,621 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:27,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:27,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:27,969 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:28,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:28,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 30 states and 55 transitions. [2023-11-23 20:18:28,195 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 55 transitions. [2023-11-23 20:18:28,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-23 20:18:28,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:28,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:28,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:28,534 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:28,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:28,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 31 states and 57 transitions. [2023-11-23 20:18:28,763 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 57 transitions. [2023-11-23 20:18:28,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:18:28,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:28,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:28,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:29,153 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:29,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:29,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 32 states and 59 transitions. [2023-11-23 20:18:29,393 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 59 transitions. [2023-11-23 20:18:29,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-23 20:18:29,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:29,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:29,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:29,793 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:30,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:30,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 33 states and 61 transitions. [2023-11-23 20:18:30,057 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 61 transitions. [2023-11-23 20:18:30,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:18:30,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:30,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:30,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:30,414 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:30,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:30,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 34 states and 63 transitions. [2023-11-23 20:18:30,602 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 63 transitions. [2023-11-23 20:18:30,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:18:30,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:30,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:30,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:30,930 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:31,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:31,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 35 states and 65 transitions. [2023-11-23 20:18:31,134 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 65 transitions. [2023-11-23 20:18:31,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:18:31,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:31,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:31,459 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:31,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:31,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 36 states and 67 transitions. [2023-11-23 20:18:31,691 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 67 transitions. [2023-11-23 20:18:31,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:18:31,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:31,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:31,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:32,037 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:32,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:32,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 69 transitions. [2023-11-23 20:18:32,235 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2023-11-23 20:18:32,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-23 20:18:32,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:32,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:32,589 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:32,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:32,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 71 transitions. [2023-11-23 20:18:32,805 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 71 transitions. [2023-11-23 20:18:32,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:18:32,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:32,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:33,225 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:33,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:33,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 39 states and 73 transitions. [2023-11-23 20:18:33,455 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 73 transitions. [2023-11-23 20:18:33,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:18:33,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:33,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:33,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:33,864 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:34,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:34,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 40 states and 75 transitions. [2023-11-23 20:18:34,089 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 75 transitions. [2023-11-23 20:18:34,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:18:34,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:34,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:34,494 INFO L134 CoverageAnalysis]: Checked inductivity of 528 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:34,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:34,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 41 states and 77 transitions. [2023-11-23 20:18:34,738 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 77 transitions. [2023-11-23 20:18:34,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-23 20:18:34,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:34,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:34,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:35,206 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:35,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:35,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 42 states and 79 transitions. [2023-11-23 20:18:35,466 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 79 transitions. [2023-11-23 20:18:35,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-23 20:18:35,466 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:35,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:35,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:35,870 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:36,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:36,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 43 states and 81 transitions. [2023-11-23 20:18:36,135 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 81 transitions. [2023-11-23 20:18:36,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:18:36,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:36,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:36,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:36,550 INFO L134 CoverageAnalysis]: Checked inductivity of 630 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:36,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:36,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 44 states and 83 transitions. [2023-11-23 20:18:36,804 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 83 transitions. [2023-11-23 20:18:36,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:18:36,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:36,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:36,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:37,223 INFO L134 CoverageAnalysis]: Checked inductivity of 666 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:37,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:37,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 45 states and 85 transitions. [2023-11-23 20:18:37,477 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 85 transitions. [2023-11-23 20:18:37,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-23 20:18:37,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:37,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:37,980 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:38,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:38,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 46 states and 87 transitions. [2023-11-23 20:18:38,272 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 87 transitions. [2023-11-23 20:18:38,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-23 20:18:38,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:38,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:38,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:38,726 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:38,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:38,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 47 states and 89 transitions. [2023-11-23 20:18:38,989 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 89 transitions. [2023-11-23 20:18:38,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:18:38,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:38,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:39,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:39,457 INFO L134 CoverageAnalysis]: Checked inductivity of 780 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:39,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:39,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 48 states and 91 transitions. [2023-11-23 20:18:39,740 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 91 transitions. [2023-11-23 20:18:39,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:18:39,740 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:39,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:40,190 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:40,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:40,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 49 states and 93 transitions. [2023-11-23 20:18:40,471 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 93 transitions. [2023-11-23 20:18:40,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:18:40,472 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:40,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:40,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:40,987 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:41,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:41,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 50 states and 95 transitions. [2023-11-23 20:18:41,325 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 95 transitions. [2023-11-23 20:18:41,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:18:41,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:41,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:41,853 INFO L134 CoverageAnalysis]: Checked inductivity of 903 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:42,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:42,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 51 states and 97 transitions. [2023-11-23 20:18:42,150 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 97 transitions. [2023-11-23 20:18:42,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-23 20:18:42,150 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:42,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:42,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:42,761 INFO L134 CoverageAnalysis]: Checked inductivity of 946 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:43,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:43,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 52 states and 99 transitions. [2023-11-23 20:18:43,069 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 99 transitions. [2023-11-23 20:18:43,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-23 20:18:43,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:43,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:43,640 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:43,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:43,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 53 states and 101 transitions. [2023-11-23 20:18:43,958 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 101 transitions. [2023-11-23 20:18:43,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:18:43,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:43,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:44,558 INFO L134 CoverageAnalysis]: Checked inductivity of 1035 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:44,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:44,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 54 states and 103 transitions. [2023-11-23 20:18:44,923 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 103 transitions. [2023-11-23 20:18:44,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:18:44,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:44,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:45,526 INFO L134 CoverageAnalysis]: Checked inductivity of 1081 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:45,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:45,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 55 states and 105 transitions. [2023-11-23 20:18:45,832 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 105 transitions. [2023-11-23 20:18:45,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:18:45,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:45,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:46,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:46,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:46,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 107 transitions. [2023-11-23 20:18:46,759 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 107 transitions. [2023-11-23 20:18:46,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:18:46,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:46,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:46,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:47,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1176 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:47,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:47,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 57 states and 109 transitions. [2023-11-23 20:18:47,638 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 109 transitions. [2023-11-23 20:18:47,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:18:47,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:47,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:47,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:48,245 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:48,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 58 states and 111 transitions. [2023-11-23 20:18:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 111 transitions. [2023-11-23 20:18:48,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:18:48,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:48,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:49,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1275 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:49,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:49,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 113 transitions. [2023-11-23 20:18:49,486 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 113 transitions. [2023-11-23 20:18:49,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-23 20:18:49,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:49,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:49,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:50,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:50,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:50,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 60 states and 115 transitions. [2023-11-23 20:18:50,367 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 115 transitions. [2023-11-23 20:18:50,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-23 20:18:50,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:50,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:50,995 INFO L134 CoverageAnalysis]: Checked inductivity of 1378 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:51,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:51,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 61 states and 117 transitions. [2023-11-23 20:18:51,362 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 117 transitions. [2023-11-23 20:18:51,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-23 20:18:51,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:51,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:51,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:51,950 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:52,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:52,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 62 states and 119 transitions. [2023-11-23 20:18:52,271 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 119 transitions. [2023-11-23 20:18:52,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-23 20:18:52,272 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:52,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:52,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:52,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1485 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:53,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:53,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 63 states and 121 transitions. [2023-11-23 20:18:53,101 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 121 transitions. [2023-11-23 20:18:53,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-23 20:18:53,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:53,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:53,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1540 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:53,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:53,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 64 states and 123 transitions. [2023-11-23 20:18:53,961 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 123 transitions. [2023-11-23 20:18:53,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-23 20:18:53,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:53,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:53,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:54,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:54,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:54,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 65 states and 125 transitions. [2023-11-23 20:18:54,899 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 125 transitions. [2023-11-23 20:18:54,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:18:54,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:54,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:54,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:55,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1653 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:55,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:55,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 66 states and 127 transitions. [2023-11-23 20:18:55,830 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 127 transitions. [2023-11-23 20:18:55,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-23 20:18:55,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:55,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:56,494 INFO L134 CoverageAnalysis]: Checked inductivity of 1711 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:56,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:56,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 67 states and 129 transitions. [2023-11-23 20:18:56,834 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 129 transitions. [2023-11-23 20:18:56,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-23 20:18:56,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:56,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:57,473 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:57,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:57,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 68 states and 131 transitions. [2023-11-23 20:18:57,829 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 131 transitions. [2023-11-23 20:18:57,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-23 20:18:57,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:57,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:58,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1830 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:58,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:58,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 69 states and 133 transitions. [2023-11-23 20:18:58,886 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 133 transitions. [2023-11-23 20:18:58,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-23 20:18:58,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:58,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:58,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:18:59,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1891 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:18:59,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:18:59,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 70 states and 135 transitions. [2023-11-23 20:18:59,886 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 135 transitions. [2023-11-23 20:18:59,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:18:59,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:18:59,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:18:59,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:00,543 INFO L134 CoverageAnalysis]: Checked inductivity of 1953 backedges. 0 proven. 1953 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:00,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:00,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 71 states and 137 transitions. [2023-11-23 20:19:00,915 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 137 transitions. [2023-11-23 20:19:00,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-23 20:19:00,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:00,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:00,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:01,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2016 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:19:02,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:02,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 72 states and 139 transitions. [2023-11-23 20:19:02,070 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 139 transitions. [2023-11-23 20:19:02,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-23 20:19:02,071 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:02,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:02,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat