./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/standard_copy6_ground-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/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_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/standard_copy6_ground-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/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_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/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 f9e86f2555d2c0682f4edf4cb7d0ea92e4bc79b6db041eb754ceacfe5541e219 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:46,342 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:46,453 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:19:46,466 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:46,467 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:46,501 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:46,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:19:46,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:19:46,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:46,511 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:46,512 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:46,513 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:19:46,514 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:46,516 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:46,516 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:46,517 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:46,517 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:19:46,517 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:46,518 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:19:46,518 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:46,519 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:19:46,519 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:46,520 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:46,522 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:46,522 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:46,523 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:46,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:46,524 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:46,524 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:46,525 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:19:46,526 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:46,526 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:46,527 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:19:46,527 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_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9e86f2555d2c0682f4edf4cb7d0ea92e4bc79b6db041eb754ceacfe5541e219 [2023-11-24 22:19:46,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:46,928 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:46,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:46,933 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:46,934 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:46,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/array-examples/standard_copy6_ground-2.i [2023-11-24 22:19:50,054 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:50,295 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:50,296 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/sv-benchmarks/c/array-examples/standard_copy6_ground-2.i [2023-11-24 22:19:50,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/bin/ukojak-verify-afCqCEvfdi/data/0474520ef/6a652e70451f4b53bb458ffde78bd946/FLAG67c9f4f30 [2023-11-24 22:19:50,326 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/bin/ukojak-verify-afCqCEvfdi/data/0474520ef/6a652e70451f4b53bb458ffde78bd946 [2023-11-24 22:19:50,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:50,335 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:50,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:50,339 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:50,344 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:50,345 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,375 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a241118 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50, skipping insertion in model container [2023-11-24 22:19:50,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,403 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:50,606 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_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/sv-benchmarks/c/array-examples/standard_copy6_ground-2.i[816,829] [2023-11-24 22:19:50,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:50,636 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:50,649 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_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/sv-benchmarks/c/array-examples/standard_copy6_ground-2.i[816,829] [2023-11-24 22:19:50,662 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:50,677 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:50,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50 WrapperNode [2023-11-24 22:19:50,678 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:50,679 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:50,679 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:50,679 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:50,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,693 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,719 INFO L138 Inliner]: procedures = 16, calls = 43, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 144 [2023-11-24 22:19:50,720 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:50,721 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:50,721 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:50,721 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:50,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,734 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,734 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,743 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,747 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,749 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,751 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,754 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:50,755 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:50,755 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:50,756 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:50,756 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:50" (1/1) ... [2023-11-24 22:19:50,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:50,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:50,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:50,803 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f9d6b55-ef70-43f2-b474-d8fc667ffd1e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:50,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:50,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:19:50,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:19:50,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:19:50,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:50,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:50,837 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:19:50,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:19:50,965 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:50,972 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:51,293 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:51,393 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:51,393 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-24 22:19:51,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:51 BoogieIcfgContainer [2023-11-24 22:19:51,400 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:51,402 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:51,402 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:51,410 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:51,410 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:51" (1/1) ... [2023-11-24 22:19:51,417 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:19:51,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:51,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2023-11-24 22:19:51,471 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2023-11-24 22:19:51,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:19:51,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:51,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:51,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:51,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:51,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:51,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 15 states and 23 transitions. [2023-11-24 22:19:51,997 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 23 transitions. [2023-11-24 22:19:51,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:19:51,998 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:51,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:52,140 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 22:19:52,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:52,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 16 states and 25 transitions. [2023-11-24 22:19:52,187 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 25 transitions. [2023-11-24 22:19:52,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-24 22:19:52,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:52,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:52,335 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 22:19:52,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:52,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2023-11-24 22:19:52,371 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2023-11-24 22:19:52,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-24 22:19:52,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:52,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:52,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:52,456 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 22:19:52,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:52,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 18 states and 29 transitions. [2023-11-24 22:19:52,510 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 29 transitions. [2023-11-24 22:19:52,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-24 22:19:52,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:52,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:52,580 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 22:19:52,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:52,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 19 states and 31 transitions. [2023-11-24 22:19:52,598 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 31 transitions. [2023-11-24 22:19:52,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-24 22:19:52,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:52,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:52,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:52,660 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:19:52,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:52,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 20 states and 33 transitions. [2023-11-24 22:19:52,678 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 33 transitions. [2023-11-24 22:19:52,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-24 22:19:52,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:52,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:52,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:52,763 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:19:52,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:52,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2023-11-24 22:19:52,791 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2023-11-24 22:19:52,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-24 22:19:52,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:52,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:52,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:52,920 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:19:52,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:52,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 22 states and 37 transitions. [2023-11-24 22:19:52,951 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 37 transitions. [2023-11-24 22:19:52,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 22:19:52,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:52,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:53,051 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:19:53,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:53,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 23 states and 39 transitions. [2023-11-24 22:19:53,073 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 39 transitions. [2023-11-24 22:19:53,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-24 22:19:53,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:53,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:53,163 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:19:53,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:53,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2023-11-24 22:19:53,188 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2023-11-24 22:19:53,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:19:53,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:53,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:53,263 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 22:19:53,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:53,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2023-11-24 22:19:53,286 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2023-11-24 22:19:53,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-24 22:19:53,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:53,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:53,371 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 22:19:53,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:53,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 26 states and 45 transitions. [2023-11-24 22:19:53,402 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 45 transitions. [2023-11-24 22:19:53,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-24 22:19:53,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:53,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:53,476 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:53,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:53,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 27 states and 47 transitions. [2023-11-24 22:19:53,498 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 47 transitions. [2023-11-24 22:19:53,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:19:53,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:53,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:53,590 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:53,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:53,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 28 states and 49 transitions. [2023-11-24 22:19:53,616 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 49 transitions. [2023-11-24 22:19:53,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 22:19:53,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:53,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:53,746 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:53,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:53,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 29 states and 50 transitions. [2023-11-24 22:19:53,806 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 50 transitions. [2023-11-24 22:19:53,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-24 22:19:53,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:53,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:53,932 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:54,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:54,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 51 transitions. [2023-11-24 22:19:54,016 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 51 transitions. [2023-11-24 22:19:54,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 22:19:54,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:54,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:54,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:54,204 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:54,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:54,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2023-11-24 22:19:54,282 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2023-11-24 22:19:54,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 22:19:54,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:54,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:54,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:54,433 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:54,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:54,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 32 states and 53 transitions. [2023-11-24 22:19:54,513 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 53 transitions. [2023-11-24 22:19:54,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:19:54,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:54,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:54,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:54,657 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:54,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:54,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 33 states and 54 transitions. [2023-11-24 22:19:54,756 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 54 transitions. [2023-11-24 22:19:54,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 22:19:54,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:54,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:54,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:54,926 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:55,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:55,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 34 states and 55 transitions. [2023-11-24 22:19:55,020 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 55 transitions. [2023-11-24 22:19:55,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-24 22:19:55,020 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:55,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:55,194 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:55,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:55,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 35 states and 56 transitions. [2023-11-24 22:19:55,292 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 56 transitions. [2023-11-24 22:19:55,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:19:55,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:55,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:55,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:55,493 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:55,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:55,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 36 states and 57 transitions. [2023-11-24 22:19:55,581 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 57 transitions. [2023-11-24 22:19:55,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 22:19:55,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:55,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:55,864 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:55,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:55,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 37 states and 58 transitions. [2023-11-24 22:19:55,964 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 58 transitions. [2023-11-24 22:19:55,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 22:19:55,965 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:55,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:55,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:56,174 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:56,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:56,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 38 states and 59 transitions. [2023-11-24 22:19:56,291 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 59 transitions. [2023-11-24 22:19:56,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:19:56,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:56,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:56,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:56,574 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:56,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:56,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 60 transitions. [2023-11-24 22:19:56,683 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 60 transitions. [2023-11-24 22:19:56,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 22:19:56,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:56,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:56,938 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:57,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:57,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 40 states and 61 transitions. [2023-11-24 22:19:57,067 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 61 transitions. [2023-11-24 22:19:57,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 22:19:57,068 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:57,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:57,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:57,401 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:57,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:57,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 41 states and 62 transitions. [2023-11-24 22:19:57,527 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 62 transitions. [2023-11-24 22:19:57,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:19:57,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:57,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:57,810 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:57,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:57,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 42 states and 63 transitions. [2023-11-24 22:19:57,931 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 63 transitions. [2023-11-24 22:19:57,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:19:57,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:57,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:57,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:58,243 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:58,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 43 states and 64 transitions. [2023-11-24 22:19:58,373 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 64 transitions. [2023-11-24 22:19:58,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:19:58,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:58,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:58,699 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:58,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:58,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 44 states and 65 transitions. [2023-11-24 22:19:58,839 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 65 transitions. [2023-11-24 22:19:58,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:19:58,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:58,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:59,201 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:59,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:59,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 66 transitions. [2023-11-24 22:19:59,335 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 66 transitions. [2023-11-24 22:19:59,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 22:19:59,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:59,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:59,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:59,679 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:19:59,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:59,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 46 states and 67 transitions. [2023-11-24 22:19:59,822 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 67 transitions. [2023-11-24 22:19:59,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 22:19:59,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:59,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:59,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:00,180 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:00,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:00,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 47 states and 68 transitions. [2023-11-24 22:20:00,322 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2023-11-24 22:20:00,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 22:20:00,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:00,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:00,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:00,717 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:00,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:00,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 69 transitions. [2023-11-24 22:20:00,906 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2023-11-24 22:20:00,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-24 22:20:00,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:00,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:00,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:01,317 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:01,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:01,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 49 states and 70 transitions. [2023-11-24 22:20:01,482 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2023-11-24 22:20:01,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 22:20:01,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:01,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:01,869 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:02,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:02,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 71 transitions. [2023-11-24 22:20:02,031 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2023-11-24 22:20:02,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 22:20:02,032 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:02,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:02,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:02,437 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:02,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:02,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 51 states and 72 transitions. [2023-11-24 22:20:02,612 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2023-11-24 22:20:02,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 22:20:02,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:02,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:03,047 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:03,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:03,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 52 states and 73 transitions. [2023-11-24 22:20:03,217 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 73 transitions. [2023-11-24 22:20:03,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-24 22:20:03,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:03,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:03,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:03,698 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:03,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:03,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 53 states and 74 transitions. [2023-11-24 22:20:03,905 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 74 transitions. [2023-11-24 22:20:03,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 22:20:03,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:03,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:04,338 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:04,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:04,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 54 states and 75 transitions. [2023-11-24 22:20:04,528 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2023-11-24 22:20:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:20:04,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:04,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:04,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:05,094 INFO L134 CoverageAnalysis]: Checked inductivity of 424 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:05,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:05,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 55 states and 76 transitions. [2023-11-24 22:20:05,278 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 76 transitions. [2023-11-24 22:20:05,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 22:20:05,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:05,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:05,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:05,794 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:05,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:05,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 56 states and 77 transitions. [2023-11-24 22:20:05,993 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2023-11-24 22:20:05,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:20:05,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:05,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:06,502 INFO L134 CoverageAnalysis]: Checked inductivity of 483 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:06,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:06,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 57 states and 78 transitions. [2023-11-24 22:20:06,707 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 78 transitions. [2023-11-24 22:20:06,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:20:06,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:06,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:06,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:07,230 INFO L134 CoverageAnalysis]: Checked inductivity of 514 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:07,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:07,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 58 states and 79 transitions. [2023-11-24 22:20:07,438 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 79 transitions. [2023-11-24 22:20:07,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:20:07,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:07,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:07,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:08,002 INFO L134 CoverageAnalysis]: Checked inductivity of 546 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:08,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:08,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2023-11-24 22:20:08,219 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2023-11-24 22:20:08,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:20:08,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:08,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:08,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:08,794 INFO L134 CoverageAnalysis]: Checked inductivity of 579 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:09,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:09,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2023-11-24 22:20:09,027 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2023-11-24 22:20:09,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:20:09,028 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:09,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:09,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:09,576 INFO L134 CoverageAnalysis]: Checked inductivity of 613 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:09,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:09,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2023-11-24 22:20:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2023-11-24 22:20:09,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 22:20:09,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:09,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:09,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:10,392 INFO L134 CoverageAnalysis]: Checked inductivity of 648 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:10,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:10,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 62 states and 83 transitions. [2023-11-24 22:20:10,625 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 83 transitions. [2023-11-24 22:20:10,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 22:20:10,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:10,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:11,230 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:11,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:11,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 63 states and 84 transitions. [2023-11-24 22:20:11,470 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 84 transitions. [2023-11-24 22:20:11,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 22:20:11,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:11,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:11,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:12,117 INFO L134 CoverageAnalysis]: Checked inductivity of 721 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:12,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:12,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 85 transitions. [2023-11-24 22:20:12,371 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 85 transitions. [2023-11-24 22:20:12,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-24 22:20:12,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:12,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:13,012 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:13,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:13,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 86 transitions. [2023-11-24 22:20:13,264 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 86 transitions. [2023-11-24 22:20:13,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:20:13,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:13,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:14,030 INFO L134 CoverageAnalysis]: Checked inductivity of 798 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:14,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:14,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 66 states and 87 transitions. [2023-11-24 22:20:14,271 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2023-11-24 22:20:14,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-24 22:20:14,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:14,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:14,920 INFO L134 CoverageAnalysis]: Checked inductivity of 838 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:15,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:15,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2023-11-24 22:20:15,168 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2023-11-24 22:20:15,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:20:15,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:15,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:15,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:15,779 INFO L134 CoverageAnalysis]: Checked inductivity of 879 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:16,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:16,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2023-11-24 22:20:16,035 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2023-11-24 22:20:16,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:20:16,035 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:16,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:16,594 INFO L134 CoverageAnalysis]: Checked inductivity of 921 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:16,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:16,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 69 states and 90 transitions. [2023-11-24 22:20:16,850 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 90 transitions. [2023-11-24 22:20:16,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-24 22:20:16,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:16,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:16,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:17,592 INFO L134 CoverageAnalysis]: Checked inductivity of 964 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:17,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:17,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 91 transitions. [2023-11-24 22:20:17,821 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 91 transitions. [2023-11-24 22:20:17,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 22:20:17,822 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:17,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:17,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:18,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1008 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:18,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:18,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 71 states and 92 transitions. [2023-11-24 22:20:18,942 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 92 transitions. [2023-11-24 22:20:18,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:20:18,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:18,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:19,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:19,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:19,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:19,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 72 states and 93 transitions. [2023-11-24 22:20:19,867 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2023-11-24 22:20:19,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 22:20:19,868 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:19,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:20,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1099 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:20,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:20,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 73 states and 94 transitions. [2023-11-24 22:20:20,959 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 94 transitions. [2023-11-24 22:20:20,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 22:20:20,960 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:20,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:21,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:21,689 INFO L134 CoverageAnalysis]: Checked inductivity of 1146 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:21,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:21,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 74 states and 95 transitions. [2023-11-24 22:20:21,948 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 95 transitions. [2023-11-24 22:20:21,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:20:21,949 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:21,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:22,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:22,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1194 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:23,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:23,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 75 states and 96 transitions. [2023-11-24 22:20:23,039 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 96 transitions. [2023-11-24 22:20:23,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:20:23,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:23,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:23,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:23,847 INFO L134 CoverageAnalysis]: Checked inductivity of 1243 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:24,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:24,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 76 states and 97 transitions. [2023-11-24 22:20:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 97 transitions. [2023-11-24 22:20:24,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:20:24,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:24,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:24,801 INFO L134 CoverageAnalysis]: Checked inductivity of 1293 backedges. 0 proven. 1275 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:25,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:25,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 77 states and 98 transitions. [2023-11-24 22:20:25,072 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 98 transitions. [2023-11-24 22:20:25,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:20:25,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:25,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:25,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:25,781 INFO L134 CoverageAnalysis]: Checked inductivity of 1344 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:26,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:26,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 78 states and 99 transitions. [2023-11-24 22:20:26,042 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 99 transitions. [2023-11-24 22:20:26,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-24 22:20:26,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:26,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:26,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1396 backedges. 0 proven. 1378 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:26,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:26,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 79 states and 100 transitions. [2023-11-24 22:20:26,991 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 100 transitions. [2023-11-24 22:20:26,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-24 22:20:26,991 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:26,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:27,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:27,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1449 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:27,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:27,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 80 states and 101 transitions. [2023-11-24 22:20:27,989 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 101 transitions. [2023-11-24 22:20:27,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-24 22:20:27,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:27,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:28,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:28,762 INFO L134 CoverageAnalysis]: Checked inductivity of 1503 backedges. 0 proven. 1485 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:29,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:29,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 81 states and 102 transitions. [2023-11-24 22:20:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2023-11-24 22:20:29,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-24 22:20:29,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:29,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:29,851 INFO L134 CoverageAnalysis]: Checked inductivity of 1558 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:30,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:30,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 82 states and 103 transitions. [2023-11-24 22:20:30,136 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 103 transitions. [2023-11-24 22:20:30,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-24 22:20:30,137 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:30,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:30,939 INFO L134 CoverageAnalysis]: Checked inductivity of 1614 backedges. 0 proven. 1596 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:31,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:31,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 83 states and 104 transitions. [2023-11-24 22:20:31,223 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 104 transitions. [2023-11-24 22:20:31,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-24 22:20:31,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:31,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:31,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:32,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1671 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:32,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:32,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 84 states and 105 transitions. [2023-11-24 22:20:32,370 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 105 transitions. [2023-11-24 22:20:32,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-24 22:20:32,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:32,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:32,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:33,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1729 backedges. 0 proven. 1711 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:33,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:33,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 85 states and 106 transitions. [2023-11-24 22:20:33,475 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 106 transitions. [2023-11-24 22:20:33,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-24 22:20:33,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:33,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:33,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:34,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1788 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 22:20:34,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:34,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 86 states and 107 transitions. [2023-11-24 22:20:34,559 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 107 transitions. [2023-11-24 22:20:34,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-24 22:20:34,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:34,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:34,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:35,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1848 backedges. 0 proven. 1830 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked.