./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label12.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8d17ef4c86a3b9aaad0f3756316af6b356203f50f5a16d9fd49cf45964daad71 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:56,233 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:56,329 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:17:56,335 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:17:56,335 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:17:56,364 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:56,365 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:17:56,366 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:17:56,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:56,367 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:56,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:56,369 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:17:56,369 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:56,370 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:17:56,370 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:56,371 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:56,371 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:17:56,372 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:56,373 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:17:56,373 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:56,374 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:17:56,374 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:56,375 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:56,375 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:56,376 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:56,376 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:56,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:56,377 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:56,377 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:56,378 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:17:56,378 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:17:56,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:17:56,379 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:17:56,380 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_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d17ef4c86a3b9aaad0f3756316af6b356203f50f5a16d9fd49cf45964daad71 [2023-11-19 03:17:56,684 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:56,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:56,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:56,717 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:56,718 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:56,719 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/eca-rers2012/Problem03_label12.c [2023-11-19 03:17:59,863 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:18:00,227 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:18:00,228 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/sv-benchmarks/c/eca-rers2012/Problem03_label12.c [2023-11-19 03:18:00,249 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/data/25651c2b1/9181e7f0671347559e92fb11e54d8416/FLAG2476e1d90 [2023-11-19 03:18:00,266 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/data/25651c2b1/9181e7f0671347559e92fb11e54d8416 [2023-11-19 03:18:00,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:18:00,274 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:18:00,279 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:00,279 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:18:00,284 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:18:00,286 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:00" (1/1) ... [2023-11-19 03:18:00,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d7c36e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:00, skipping insertion in model container [2023-11-19 03:18:00,288 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:18:00" (1/1) ... [2023-11-19 03:18:00,388 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:18:01,067 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_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/sv-benchmarks/c/eca-rers2012/Problem03_label12.c[56222,56235] [2023-11-19 03:18:01,122 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:01,143 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:18:01,569 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_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/sv-benchmarks/c/eca-rers2012/Problem03_label12.c[56222,56235] [2023-11-19 03:18:01,584 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:18:01,605 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:18:01,606 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:01 WrapperNode [2023-11-19 03:18:01,606 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:18:01,607 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:01,607 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:18:01,608 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:18:01,615 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:01" (1/1) ... [2023-11-19 03:18:01,669 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:01" (1/1) ... [2023-11-19 03:18:01,786 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1772 [2023-11-19 03:18:01,786 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:18:01,787 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:18:01,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:18:01,788 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:18:01,797 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:01" (1/1) ... [2023-11-19 03:18:01,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:01" (1/1) ... [2023-11-19 03:18:01,805 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:01" (1/1) ... [2023-11-19 03:18:01,805 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:01" (1/1) ... [2023-11-19 03:18:01,850 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:01" (1/1) ... [2023-11-19 03:18:01,861 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:01" (1/1) ... [2023-11-19 03:18:01,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:01" (1/1) ... [2023-11-19 03:18:01,893 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:01" (1/1) ... [2023-11-19 03:18:01,909 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:18:01,910 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:18:01,910 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:18:01,910 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:18:01,911 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:18:01" (1/1) ... [2023-11-19 03:18:01,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:18:01,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:18:01,939 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:18:01,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0576afb0-bf4e-4999-83c8-9cc8cf9ae265/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:18:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:18:01,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:18:01,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:18:01,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:18:02,080 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:18:02,082 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:18:04,098 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:18:04,507 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:18:04,507 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:18:04,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:04 BoogieIcfgContainer [2023-11-19 03:18:04,514 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:18:04,515 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:18:04,515 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:18:04,524 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:18:04,525 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:18:04" (1/1) ... [2023-11-19 03:18:04,533 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:18:04,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:04,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2023-11-19 03:18:04,591 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2023-11-19 03:18:04,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-11-19 03:18:04,600 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:04,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:05,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:06,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:06,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 289 states and 522 transitions. [2023-11-19 03:18:06,725 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 522 transitions. [2023-11-19 03:18:06,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2023-11-19 03:18:06,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:06,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:06,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:07,162 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:07,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:07,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 293 states and 528 transitions. [2023-11-19 03:18:07,266 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 528 transitions. [2023-11-19 03:18:07,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2023-11-19 03:18:07,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:07,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:07,654 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:07,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:07,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 298 states and 536 transitions. [2023-11-19 03:18:07,825 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 536 transitions. [2023-11-19 03:18:07,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2023-11-19 03:18:07,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:07,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:07,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:08,186 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:10,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:10,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 440 states and 727 transitions. [2023-11-19 03:18:10,006 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 727 transitions. [2023-11-19 03:18:10,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2023-11-19 03:18:10,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:10,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:10,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:10,242 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:10,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:10,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 447 states and 738 transitions. [2023-11-19 03:18:10,530 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 738 transitions. [2023-11-19 03:18:10,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 03:18:10,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:10,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:10,903 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:11,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:11,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 458 states and 775 transitions. [2023-11-19 03:18:11,741 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 775 transitions. [2023-11-19 03:18:11,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2023-11-19 03:18:11,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:11,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:11,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:12,077 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:12,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:12,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 462 states and 780 transitions. [2023-11-19 03:18:12,216 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 780 transitions. [2023-11-19 03:18:12,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-11-19 03:18:12,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:12,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:12,514 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:12,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:12,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 471 states and 794 transitions. [2023-11-19 03:18:12,871 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 794 transitions. [2023-11-19 03:18:12,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 03:18:12,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:12,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:12,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:13,205 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:18:14,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:14,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 613 states and 970 transitions. [2023-11-19 03:18:14,682 INFO L276 IsEmpty]: Start isEmpty. Operand 613 states and 970 transitions. [2023-11-19 03:18:14,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2023-11-19 03:18:14,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:14,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:14,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:14,952 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:15,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:15,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 614 states and 971 transitions. [2023-11-19 03:18:15,006 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 971 transitions. [2023-11-19 03:18:15,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 03:18:15,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:15,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:15,304 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:15,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:15,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 624 states and 984 transitions. [2023-11-19 03:18:15,787 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 984 transitions. [2023-11-19 03:18:15,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 03:18:15,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:15,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:16,159 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:16,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:16,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 627 states and 988 transitions. [2023-11-19 03:18:16,458 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 988 transitions. [2023-11-19 03:18:16,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 03:18:16,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:16,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:16,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:16,772 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:16,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:16,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 637 states and 998 transitions. [2023-11-19 03:18:16,880 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 998 transitions. [2023-11-19 03:18:16,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 03:18:16,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:16,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:16,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:17,217 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:17,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:17,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 638 states and 999 transitions. [2023-11-19 03:18:17,402 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 999 transitions. [2023-11-19 03:18:17,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 03:18:17,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:17,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:17,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:17,697 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:17,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:17,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 639 states and 999 transitions. [2023-11-19 03:18:17,921 INFO L276 IsEmpty]: Start isEmpty. Operand 639 states and 999 transitions. [2023-11-19 03:18:17,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2023-11-19 03:18:17,924 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:17,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:17,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:18,249 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:18,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:18,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 640 states and 999 transitions. [2023-11-19 03:18:18,440 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 999 transitions. [2023-11-19 03:18:18,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2023-11-19 03:18:18,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:18,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:18,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:18,647 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 03:18:20,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:20,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 672 states and 1082 transitions. [2023-11-19 03:18:20,336 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1082 transitions. [2023-11-19 03:18:20,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-11-19 03:18:20,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:20,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:20,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:20,637 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 03:18:21,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:21,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 676 states and 1092 transitions. [2023-11-19 03:18:21,173 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1092 transitions. [2023-11-19 03:18:21,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2023-11-19 03:18:21,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:21,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:21,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:21,483 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:21,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:21,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 694 states and 1117 transitions. [2023-11-19 03:18:21,801 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1117 transitions. [2023-11-19 03:18:21,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2023-11-19 03:18:21,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:21,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:21,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:22,317 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:23,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:23,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 721 states and 1156 transitions. [2023-11-19 03:18:23,642 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 1156 transitions. [2023-11-19 03:18:23,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2023-11-19 03:18:23,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:23,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:23,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:23,996 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:24,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:24,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1179 states to 741 states and 1179 transitions. [2023-11-19 03:18:24,295 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1179 transitions. [2023-11-19 03:18:24,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-11-19 03:18:24,297 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:24,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:24,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:24,615 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:24,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:24,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 742 states and 1180 transitions. [2023-11-19 03:18:24,690 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1180 transitions. [2023-11-19 03:18:24,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 03:18:24,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:24,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:25,252 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:27,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:27,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 772 states and 1282 transitions. [2023-11-19 03:18:27,392 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1282 transitions. [2023-11-19 03:18:27,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 03:18:27,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:27,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:27,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:27,761 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:28,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:28,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 780 states and 1294 transitions. [2023-11-19 03:18:28,352 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states and 1294 transitions. [2023-11-19 03:18:28,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 03:18:28,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:28,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:28,727 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:29,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:29,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 786 states and 1308 transitions. [2023-11-19 03:18:29,290 INFO L276 IsEmpty]: Start isEmpty. Operand 786 states and 1308 transitions. [2023-11-19 03:18:29,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 03:18:29,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:29,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:29,655 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:30,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:30,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 788 states and 1313 transitions. [2023-11-19 03:18:30,220 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1313 transitions. [2023-11-19 03:18:30,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 03:18:30,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:30,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:30,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:30,569 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:30,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:30,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 790 states and 1317 transitions. [2023-11-19 03:18:30,838 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1317 transitions. [2023-11-19 03:18:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 03:18:30,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:30,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:31,130 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:31,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:31,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 791 states and 1317 transitions. [2023-11-19 03:18:31,483 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1317 transitions. [2023-11-19 03:18:31,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 03:18:31,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:31,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:31,791 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:32,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:32,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 793 states and 1321 transitions. [2023-11-19 03:18:32,123 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1321 transitions. [2023-11-19 03:18:32,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 03:18:32,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:32,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:32,536 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:33,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:33,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 816 states and 1349 transitions. [2023-11-19 03:18:33,167 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1349 transitions. [2023-11-19 03:18:33,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 03:18:33,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:33,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:33,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:33,469 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:34,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:34,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1356 states to 821 states and 1356 transitions. [2023-11-19 03:18:34,055 INFO L276 IsEmpty]: Start isEmpty. Operand 821 states and 1356 transitions. [2023-11-19 03:18:34,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2023-11-19 03:18:34,058 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:34,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:34,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:34,321 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 51 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:34,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:34,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 826 states and 1363 transitions. [2023-11-19 03:18:34,836 INFO L276 IsEmpty]: Start isEmpty. Operand 826 states and 1363 transitions. [2023-11-19 03:18:34,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2023-11-19 03:18:34,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:34,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:34,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:35,041 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:18:35,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:35,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 830 states and 1367 transitions. [2023-11-19 03:18:35,102 INFO L276 IsEmpty]: Start isEmpty. Operand 830 states and 1367 transitions. [2023-11-19 03:18:35,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 03:18:35,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:35,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:35,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:35,583 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:38,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:38,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1448 states to 858 states and 1448 transitions. [2023-11-19 03:18:38,650 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 1448 transitions. [2023-11-19 03:18:38,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 03:18:38,652 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:38,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:38,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:38,944 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:40,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:40,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1479 states to 877 states and 1479 transitions. [2023-11-19 03:18:40,434 INFO L276 IsEmpty]: Start isEmpty. Operand 877 states and 1479 transitions. [2023-11-19 03:18:40,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 03:18:40,437 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:40,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:40,774 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:41,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:41,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 885 states and 1490 transitions. [2023-11-19 03:18:41,672 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1490 transitions. [2023-11-19 03:18:41,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 03:18:41,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:41,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:42,088 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:42,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:42,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1497 states to 891 states and 1497 transitions. [2023-11-19 03:18:42,525 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1497 transitions. [2023-11-19 03:18:42,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 03:18:42,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:42,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:42,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:42,768 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:43,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:43,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 892 states and 1499 transitions. [2023-11-19 03:18:43,181 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1499 transitions. [2023-11-19 03:18:43,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 03:18:43,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:43,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:43,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:43,430 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:43,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:43,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1501 states to 894 states and 1501 transitions. [2023-11-19 03:18:43,827 INFO L276 IsEmpty]: Start isEmpty. Operand 894 states and 1501 transitions. [2023-11-19 03:18:43,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 03:18:43,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:43,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:43,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:44,187 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:44,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:44,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1504 states to 896 states and 1504 transitions. [2023-11-19 03:18:44,568 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1504 transitions. [2023-11-19 03:18:44,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 03:18:44,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:44,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:44,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:44,806 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:45,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:45,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 897 states and 1506 transitions. [2023-11-19 03:18:45,169 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1506 transitions. [2023-11-19 03:18:45,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 03:18:45,171 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:45,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:45,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:18:45,504 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 55 proven. 6 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:18:46,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:18:46,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1514 states to 902 states and 1514 transitions. [2023-11-19 03:18:46,141 INFO L276 IsEmpty]: Start isEmpty. Operand 902 states and 1514 transitions. [2023-11-19 03:18:46,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2023-11-19 03:18:46,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:18:46,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:18:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat