./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3 --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 f09951f8169d75602552a0c69d410baacae8493e4742c50eb18d4008647dffd9 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 05:15:08,266 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 05:15:08,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 05:15:08,370 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 05:15:08,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 05:15:08,392 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 05:15:08,393 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 05:15:08,393 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 05:15:08,394 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 05:15:08,394 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 05:15:08,394 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 05:15:08,394 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 05:15:08,394 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 05:15:08,395 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 05:15:08,395 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 05:15:08,395 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 05:15:08,395 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 05:15:08,395 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 05:15:08,395 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 05:15:08,396 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 05:15:08,396 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 05:15:08,396 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 05:15:08,396 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 05:15:08,396 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 05:15:08,396 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 05:15:08,396 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 05:15:08,396 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 05:15:08,396 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:15:08,397 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 05:15:08,397 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 05:15:08,397 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 05:15:08,397 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 05:15:08,397 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 05:15:08,398 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3 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 -> f09951f8169d75602552a0c69d410baacae8493e4742c50eb18d4008647dffd9 [2024-11-25 05:15:08,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 05:15:08,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 05:15:08,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 05:15:08,758 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 05:15:08,759 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 05:15:08,760 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/eca-rers2012/Problem14_label53.c [2024-11-25 05:15:11,733 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/data/e2b93785e/0f46ff949f504c74a7c12d94d6161579/FLAG2efb61dd3 [2024-11-25 05:15:12,144 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 05:15:12,148 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/sv-benchmarks/c/eca-rers2012/Problem14_label53.c [2024-11-25 05:15:12,166 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/data/e2b93785e/0f46ff949f504c74a7c12d94d6161579/FLAG2efb61dd3 [2024-11-25 05:15:12,186 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/data/e2b93785e/0f46ff949f504c74a7c12d94d6161579 [2024-11-25 05:15:12,190 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 05:15:12,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 05:15:12,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 05:15:12,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 05:15:12,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 05:15:12,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:12,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e0460d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12, skipping insertion in model container [2024-11-25 05:15:12,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:12,255 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 05:15:12,502 WARN L250 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_e21a6666-9974-40cc-a7a9-1846df5ecf5e/sv-benchmarks/c/eca-rers2012/Problem14_label53.c[5103,5116] [2024-11-25 05:15:12,731 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:15:12,742 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 05:15:12,777 WARN L250 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_e21a6666-9974-40cc-a7a9-1846df5ecf5e/sv-benchmarks/c/eca-rers2012/Problem14_label53.c[5103,5116] [2024-11-25 05:15:12,904 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 05:15:12,921 INFO L204 MainTranslator]: Completed translation [2024-11-25 05:15:12,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12 WrapperNode [2024-11-25 05:15:12,922 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 05:15:12,923 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 05:15:12,923 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 05:15:12,923 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 05:15:12,930 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:12,947 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:13,038 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 858 [2024-11-25 05:15:13,038 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 05:15:13,039 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 05:15:13,039 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 05:15:13,039 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 05:15:13,047 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:13,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:13,053 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:13,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:13,096 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:13,102 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:13,114 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:13,124 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:13,135 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:13,153 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 05:15:13,154 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 05:15:13,154 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 05:15:13,154 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 05:15:13,156 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 05:15:12" (1/1) ... [2024-11-25 05:15:13,166 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 05:15:13,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 05:15:13,202 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 05:15:13,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21a6666-9974-40cc-a7a9-1846df5ecf5e/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 05:15:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 05:15:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 05:15:13,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 05:15:13,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 05:15:13,346 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 05:15:13,348 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 05:15:15,172 INFO L? ?]: Removed 123 outVars from TransFormulas that were not future-live. [2024-11-25 05:15:15,172 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 05:15:20,448 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 05:15:20,448 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 05:15:20,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:15:20 BoogieIcfgContainer [2024-11-25 05:15:20,449 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 05:15:20,449 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 05:15:20,450 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 05:15:20,457 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 05:15:20,457 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 05:15:20" (1/1) ... [2024-11-25 05:15:20,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 05:15:20,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:15:20,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 9 states and 11 transitions. [2024-11-25 05:15:20,519 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 11 transitions. [2024-11-25 05:15:20,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 05:15:20,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:15:20,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:15:20,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:15:20,884 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:15:21,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:15:21,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2024-11-25 05:15:21,021 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2024-11-25 05:15:21,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 05:15:21,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:15:21,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:15:21,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:15:42,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:15:43,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:15:43,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2024-11-25 05:15:43,579 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2024-11-25 05:15:43,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 05:15:43,580 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:15:43,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:15:43,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:16:18,447 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:16:19,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:16:19,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 25 states and 43 transitions. [2024-11-25 05:16:19,227 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2024-11-25 05:16:19,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 05:16:19,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:16:19,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:16:19,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:16:55,490 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:16:56,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:16:56,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 61 transitions. [2024-11-25 05:16:56,206 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 61 transitions. [2024-11-25 05:16:56,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 05:16:56,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:16:56,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:16:56,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:17:59,406 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:18:00,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:18:00,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 39 states and 78 transitions. [2024-11-25 05:18:00,215 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 78 transitions. [2024-11-25 05:18:00,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 05:18:00,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:18:00,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:18:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 05:19:06,850 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 05:19:07,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 05:19:07,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 43 states and 87 transitions. [2024-11-25 05:19:07,348 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 87 transitions. [2024-11-25 05:19:07,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 05:19:07,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 05:19:07,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 05:19:07,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat