./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label18.c --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_16791dfb-25ed-42c5-9b15-c98311ad6efb/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16791dfb-25ed-42c5-9b15-c98311ad6efb/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_16791dfb-25ed-42c5-9b15-c98311ad6efb/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16791dfb-25ed-42c5-9b15-c98311ad6efb/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16791dfb-25ed-42c5-9b15-c98311ad6efb/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_16791dfb-25ed-42c5-9b15-c98311ad6efb/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 d08db41ae0d7ec8078cc06035e9e84ddb6f4cbeccb0dd0eb818a13f85c4c66c1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:48,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:48,293 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16791dfb-25ed-42c5-9b15-c98311ad6efb/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:19:48,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:48,299 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:48,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:48,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:19:48,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:19:48,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:48,327 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:48,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:48,328 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:19:48,329 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:48,330 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:48,330 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:48,331 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:48,331 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:19:48,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:48,332 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:19:48,333 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:48,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:19:48,334 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:48,335 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:48,336 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:48,336 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:48,337 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:48,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:48,338 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:48,339 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:48,339 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:19:48,340 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:48,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:48,341 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:19:48,341 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_16791dfb-25ed-42c5-9b15-c98311ad6efb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16791dfb-25ed-42c5-9b15-c98311ad6efb/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d08db41ae0d7ec8078cc06035e9e84ddb6f4cbeccb0dd0eb818a13f85c4c66c1 [2023-11-24 22:19:48,624 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:48,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:48,660 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:48,662 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:48,664 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:48,665 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16791dfb-25ed-42c5-9b15-c98311ad6efb/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-rers2012/Problem03_label18.c [2023-11-24 22:19:51,749 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:52,165 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:52,166 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16791dfb-25ed-42c5-9b15-c98311ad6efb/sv-benchmarks/c/eca-rers2012/Problem03_label18.c [2023-11-24 22:19:52,184 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16791dfb-25ed-42c5-9b15-c98311ad6efb/bin/ukojak-verify-afCqCEvfdi/data/4d73a635f/65b7b58aa5f94617b66038fb6a1c1adb/FLAG3b08b96e3 [2023-11-24 22:19:52,199 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16791dfb-25ed-42c5-9b15-c98311ad6efb/bin/ukojak-verify-afCqCEvfdi/data/4d73a635f/65b7b58aa5f94617b66038fb6a1c1adb [2023-11-24 22:19:52,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:52,204 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:52,212 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:52,213 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:52,218 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:52,221 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:52" (1/1) ... [2023-11-24 22:19:52,223 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1217aefa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:52, skipping insertion in model container [2023-11-24 22:19:52,223 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:52" (1/1) ... [2023-11-24 22:19:52,333 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:53,125 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_16791dfb-25ed-42c5-9b15-c98311ad6efb/sv-benchmarks/c/eca-rers2012/Problem03_label18.c[61636,61649] [2023-11-24 22:19:53,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:53,175 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:53,449 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_16791dfb-25ed-42c5-9b15-c98311ad6efb/sv-benchmarks/c/eca-rers2012/Problem03_label18.c[61636,61649] [2023-11-24 22:19:53,457 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:53,480 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:53,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:53 WrapperNode [2023-11-24 22:19:53,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:53,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:53,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:53,483 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:53,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:53" (1/1) ... [2023-11-24 22:19:53,529 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:53" (1/1) ... [2023-11-24 22:19:53,651 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1772 [2023-11-24 22:19:53,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:53,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:53,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:53,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:53,663 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:53" (1/1) ... [2023-11-24 22:19:53,663 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:53" (1/1) ... [2023-11-24 22:19:53,678 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:53" (1/1) ... [2023-11-24 22:19:53,679 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:53" (1/1) ... [2023-11-24 22:19:53,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:53" (1/1) ... [2023-11-24 22:19:53,802 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:53" (1/1) ... [2023-11-24 22:19:53,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:53" (1/1) ... [2023-11-24 22:19:53,836 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:53" (1/1) ... [2023-11-24 22:19:53,851 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:53,852 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:53,852 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:53,852 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:53,853 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:53" (1/1) ... [2023-11-24 22:19:53,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:53,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16791dfb-25ed-42c5-9b15-c98311ad6efb/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:53,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16791dfb-25ed-42c5-9b15-c98311ad6efb/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:53,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_16791dfb-25ed-42c5-9b15-c98311ad6efb/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:53,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:53,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:19:53,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:53,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:54,071 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:54,073 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:56,181 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:56,590 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:56,590 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:19:56,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:56 BoogieIcfgContainer [2023-11-24 22:19:56,592 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:56,594 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:56,594 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:56,604 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:56,605 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:56" (1/1) ... [2023-11-24 22:19:56,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:19:56,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:56,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2023-11-24 22:19:56,699 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2023-11-24 22:19:56,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-24 22:19:56,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:56,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:57,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:57,862 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 22:19:59,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:59,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 289 states and 459 transitions. [2023-11-24 22:19:59,155 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 459 transitions. [2023-11-24 22:19:59,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-24 22:19:59,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:59,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:59,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:59,885 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:02,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:02,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 642 states to 437 states and 642 transitions. [2023-11-24 22:20:02,281 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 642 transitions. [2023-11-24 22:20:02,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-24 22:20:02,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:02,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:02,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:02,626 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:02,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:02,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 652 states to 444 states and 652 transitions. [2023-11-24 22:20:02,900 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 652 transitions. [2023-11-24 22:20:02,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-24 22:20:02,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:02,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:02,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:03,439 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:04,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:04,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 455 states and 682 transitions. [2023-11-24 22:20:04,295 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 682 transitions. [2023-11-24 22:20:04,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-24 22:20:04,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:04,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:04,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:05,226 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:20:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:08,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 610 states and 894 transitions. [2023-11-24 22:20:08,116 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 894 transitions. [2023-11-24 22:20:08,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2023-11-24 22:20:08,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:08,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:08,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:08,405 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:09,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:09,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 619 states and 917 transitions. [2023-11-24 22:20:09,226 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 917 transitions. [2023-11-24 22:20:09,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2023-11-24 22:20:09,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:09,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:09,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:09,737 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:20:10,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:10,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 629 states and 938 transitions. [2023-11-24 22:20:10,739 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 938 transitions. [2023-11-24 22:20:10,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-24 22:20:10,742 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:10,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:10,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:11,072 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:20:11,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:11,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 635 states and 947 transitions. [2023-11-24 22:20:11,566 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 947 transitions. [2023-11-24 22:20:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-24 22:20:11,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:11,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:11,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:11,919 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:20:12,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:12,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 636 states and 950 transitions. [2023-11-24 22:20:12,315 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 950 transitions. [2023-11-24 22:20:12,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-24 22:20:12,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:12,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:12,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:12,673 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:20:12,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:12,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 642 states and 959 transitions. [2023-11-24 22:20:12,951 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 959 transitions. [2023-11-24 22:20:12,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2023-11-24 22:20:12,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:12,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:13,342 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 26 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:20:13,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:13,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 968 states to 648 states and 968 transitions. [2023-11-24 22:20:13,797 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 968 transitions. [2023-11-24 22:20:13,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2023-11-24 22:20:13,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:13,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:13,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:14,221 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 22:20:14,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:14,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 980 states to 658 states and 980 transitions. [2023-11-24 22:20:14,645 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 980 transitions. [2023-11-24 22:20:14,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-11-24 22:20:14,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:14,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:14,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:15,158 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:16,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:16,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 685 states and 1016 transitions. [2023-11-24 22:20:16,207 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1016 transitions. [2023-11-24 22:20:16,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-24 22:20:16,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:16,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:16,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:16,496 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:20:17,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:17,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 697 states and 1033 transitions. [2023-11-24 22:20:17,234 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1033 transitions. [2023-11-24 22:20:17,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-24 22:20:17,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:17,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:17,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:17,560 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:20:18,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:18,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 704 states and 1041 transitions. [2023-11-24 22:20:18,084 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1041 transitions. [2023-11-24 22:20:18,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2023-11-24 22:20:18,086 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:18,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:18,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:18,396 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 22:20:19,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:19,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 712 states and 1052 transitions. [2023-11-24 22:20:19,006 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1052 transitions. [2023-11-24 22:20:19,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-24 22:20:19,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:19,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:19,531 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:21,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:21,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 742 states and 1108 transitions. [2023-11-24 22:20:21,660 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1108 transitions. [2023-11-24 22:20:21,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2023-11-24 22:20:21,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:21,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:21,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:22,219 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:23,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:23,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1137 states to 766 states and 1137 transitions. [2023-11-24 22:20:23,449 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1137 transitions. [2023-11-24 22:20:23,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-24 22:20:23,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:23,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:23,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:23,970 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:25,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:25,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 794 states and 1187 transitions. [2023-11-24 22:20:25,604 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1187 transitions. [2023-11-24 22:20:25,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-24 22:20:25,606 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:25,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:25,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:25,975 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:26,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:26,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1199 states to 801 states and 1199 transitions. [2023-11-24 22:20:26,593 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1199 transitions. [2023-11-24 22:20:26,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-24 22:20:26,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:26,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:26,966 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:28,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:28,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 828 states and 1238 transitions. [2023-11-24 22:20:28,713 INFO L276 IsEmpty]: Start isEmpty. Operand 828 states and 1238 transitions. [2023-11-24 22:20:28,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-24 22:20:28,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:28,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:29,015 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 34 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:29,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:29,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 833 states and 1243 transitions. [2023-11-24 22:20:29,430 INFO L276 IsEmpty]: Start isEmpty. Operand 833 states and 1243 transitions. [2023-11-24 22:20:29,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2023-11-24 22:20:29,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:29,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:29,889 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 22:20:31,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:31,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 862 states and 1282 transitions. [2023-11-24 22:20:31,242 INFO L276 IsEmpty]: Start isEmpty. Operand 862 states and 1282 transitions. [2023-11-24 22:20:31,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 22:20:31,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:31,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:31,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:31,799 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:34,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:34,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 893 states and 1338 transitions. [2023-11-24 22:20:34,192 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1338 transitions. [2023-11-24 22:20:34,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 22:20:34,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:34,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:34,515 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 37 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:20:36,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:20:36,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1377 states to 923 states and 1377 transitions. [2023-11-24 22:20:36,889 INFO L276 IsEmpty]: Start isEmpty. Operand 923 states and 1377 transitions. [2023-11-24 22:20:36,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-24 22:20:36,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:20:36,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:20:36,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat