./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pals_lcr.6.ufo.BOUNDED-12.pals+Problem12_label08.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_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pals_lcr.6.ufo.BOUNDED-12.pals+Problem12_label08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9 --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 85ec1c32c0315a0b22a6354a237ce844fc6c407025c71f81c9bc5a5f9bf4b125 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:04:37,814 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:04:37,880 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:04:37,884 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:04:37,885 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:04:37,906 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:04:37,907 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:04:37,908 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:04:37,908 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:04:37,909 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:04:37,909 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:04:37,910 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:04:37,910 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:04:37,911 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:04:37,911 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:04:37,912 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:04:37,912 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:04:37,913 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:04:37,913 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:04:37,914 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:04:37,914 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:04:37,915 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:04:37,916 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:04:37,916 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:04:37,917 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:04:37,917 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:04:37,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:04:37,918 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:04:37,918 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:04:37,919 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:04:37,919 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:04:37,919 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:04:37,920 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:04:37,920 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_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85ec1c32c0315a0b22a6354a237ce844fc6c407025c71f81c9bc5a5f9bf4b125 [2023-12-03 04:04:38,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:04:38,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:04:38,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:04:38,198 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:04:38,199 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:04:38,200 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/combinations/pals_lcr.6.ufo.BOUNDED-12.pals+Problem12_label08.c [2023-12-03 04:04:40,892 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:04:41,315 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:04:41,316 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/sv-benchmarks/c/combinations/pals_lcr.6.ufo.BOUNDED-12.pals+Problem12_label08.c [2023-12-03 04:04:41,356 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/data/9bf7f5465/ed53efdd1f8948dcbba51b495793390d/FLAG57718dd11 [2023-12-03 04:04:41,370 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/data/9bf7f5465/ed53efdd1f8948dcbba51b495793390d [2023-12-03 04:04:41,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:04:41,374 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:04:41,376 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:04:41,376 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:04:41,380 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:04:41,381 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:04:41" (1/1) ... [2023-12-03 04:04:41,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22db923e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:41, skipping insertion in model container [2023-12-03 04:04:41,383 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:04:41" (1/1) ... [2023-12-03 04:04:41,520 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:04:41,836 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_3e4d81f7-36e7-4928-93c6-291c067a9dcb/sv-benchmarks/c/combinations/pals_lcr.6.ufo.BOUNDED-12.pals+Problem12_label08.c[15482,15495] [2023-12-03 04:04:41,876 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_3e4d81f7-36e7-4928-93c6-291c067a9dcb/sv-benchmarks/c/combinations/pals_lcr.6.ufo.BOUNDED-12.pals+Problem12_label08.c[18989,19002] [2023-12-03 04:04:42,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:04:42,651 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:04:42,689 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_3e4d81f7-36e7-4928-93c6-291c067a9dcb/sv-benchmarks/c/combinations/pals_lcr.6.ufo.BOUNDED-12.pals+Problem12_label08.c[15482,15495] [2023-12-03 04:04:42,698 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_3e4d81f7-36e7-4928-93c6-291c067a9dcb/sv-benchmarks/c/combinations/pals_lcr.6.ufo.BOUNDED-12.pals+Problem12_label08.c[18989,19002] [2023-12-03 04:04:43,212 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:04:43,242 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:04:43,243 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:43 WrapperNode [2023-12-03 04:04:43,243 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:04:43,244 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:04:43,244 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:04:43,244 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:04:43,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:43" (1/1) ... [2023-12-03 04:04:43,318 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:43" (1/1) ... [2023-12-03 04:04:43,649 INFO L138 Inliner]: procedures = 37, calls = 23, calls flagged for inlining = 18, calls inlined = 18, statements flattened = 5152 [2023-12-03 04:04:43,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:04:43,650 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:04:43,650 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:04:43,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:04:43,659 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:43" (1/1) ... [2023-12-03 04:04:43,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:43" (1/1) ... [2023-12-03 04:04:43,706 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:43" (1/1) ... [2023-12-03 04:04:43,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:43" (1/1) ... [2023-12-03 04:04:43,901 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:43" (1/1) ... [2023-12-03 04:04:43,944 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:43" (1/1) ... [2023-12-03 04:04:44,000 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:43" (1/1) ... [2023-12-03 04:04:44,037 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:43" (1/1) ... [2023-12-03 04:04:44,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:04:44,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:04:44,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:04:44,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:04:44,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:04:43" (1/1) ... [2023-12-03 04:04:44,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:04:44,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:04:44,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:04:44,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e4d81f7-36e7-4928-93c6-291c067a9dcb/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:04:44,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:04:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:04:44,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:04:44,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:04:44,357 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:04:44,359 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:04:48,772 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:06:56,975 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:06:56,976 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 04:06:56,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:06:56 BoogieIcfgContainer [2023-12-03 04:06:56,977 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:06:56,978 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:06:56,978 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:06:56,985 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:06:56,985 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:06:56" (1/1) ... [2023-12-03 04:06:56,992 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:06:57,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:57,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2023-12-03 04:06:57,040 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2023-12-03 04:06:57,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:06:57,042 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:57,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:06:57,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:57,282 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:06:58,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:58,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2023-12-03 04:06:58,290 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2023-12-03 04:06:58,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:06:58,290 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:58,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:06:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:06:59,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:06:59,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:06:59,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 26 states and 36 transitions. [2023-12-03 04:06:59,812 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 36 transitions. [2023-12-03 04:06:59,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:06:59,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:06:59,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:06:59,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:00,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:00,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:00,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 29 states and 43 transitions. [2023-12-03 04:07:00,455 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 43 transitions. [2023-12-03 04:07:00,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:07:00,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:00,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:00,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:07:01,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:07:01,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:07:01,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 33 states and 51 transitions. [2023-12-03 04:07:01,967 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 51 transitions. [2023-12-03 04:07:01,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:07:01,970 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:07:01,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:07:03,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat