./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label09.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_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label09.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b --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 64832270a19ba5e81f92530f2c7594b88875de224d2679ada6e9500fe8608d00 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:17:16,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:17:17,025 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 03:17:17,029 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:17:17,030 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:17:17,050 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:17:17,051 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:17:17,051 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:17:17,052 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:17:17,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:17:17,052 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:17:17,052 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:17:17,052 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 03:17:17,052 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:17:17,052 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 03:17:17,053 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:17:17,053 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:17:17,053 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:17:17,053 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:17:17,053 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 03:17:17,053 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:17:17,053 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:17:17,053 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:17:17,053 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:17:17,053 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:17:17,054 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:17:17,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:17:17,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:17:17,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:17:17,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:17:17,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:17:17,054 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:17:17,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:17:17,055 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_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b 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 -> 64832270a19ba5e81f92530f2c7594b88875de224d2679ada6e9500fe8608d00 [2024-12-06 03:17:17,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:17:17,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:17:17,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:17:17,284 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:17:17,284 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:17:17,286 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-programs/Problem101_label09.c [2024-12-06 03:17:19,917 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/data/d45ff0b2d/21a9ff6b95724d5abca7c829252548ca/FLAG06e0d536c [2024-12-06 03:17:21,207 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:17:21,208 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/sv-benchmarks/c/eca-programs/Problem101_label09.c [2024-12-06 03:17:21,364 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/data/d45ff0b2d/21a9ff6b95724d5abca7c829252548ca/FLAG06e0d536c [2024-12-06 03:17:21,504 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/data/d45ff0b2d/21a9ff6b95724d5abca7c829252548ca [2024-12-06 03:17:21,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:17:21,508 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:17:21,510 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:17:21,510 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:17:21,514 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:17:21,515 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:17:21" (1/1) ... [2024-12-06 03:17:21,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6321c492 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:21, skipping insertion in model container [2024-12-06 03:17:21,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:17:21" (1/1) ... [2024-12-06 03:17:22,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:17:31,570 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_c1e2ab28-a496-4233-98e3-0e2e36bc850b/sv-benchmarks/c/eca-programs/Problem101_label09.c[2769014,2769027] [2024-12-06 03:17:31,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:17:31,649 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:17:37,677 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_c1e2ab28-a496-4233-98e3-0e2e36bc850b/sv-benchmarks/c/eca-programs/Problem101_label09.c[2769014,2769027] [2024-12-06 03:17:37,686 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:17:38,424 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:17:38,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38 WrapperNode [2024-12-06 03:17:38,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:17:38,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:17:38,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:17:38,426 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:17:38,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38" (1/1) ... [2024-12-06 03:17:38,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38" (1/1) ... [2024-12-06 03:17:40,601 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83825 [2024-12-06 03:17:40,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:17:40,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:17:40,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:17:40,602 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:17:40,608 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38" (1/1) ... [2024-12-06 03:17:40,608 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38" (1/1) ... [2024-12-06 03:17:40,846 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38" (1/1) ... [2024-12-06 03:17:40,847 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38" (1/1) ... [2024-12-06 03:17:41,548 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38" (1/1) ... [2024-12-06 03:17:41,639 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38" (1/1) ... [2024-12-06 03:17:41,757 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38" (1/1) ... [2024-12-06 03:17:41,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38" (1/1) ... [2024-12-06 03:17:41,899 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38" (1/1) ... [2024-12-06 03:17:42,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:17:42,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:17:42,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:17:42,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:17:42,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:17:38" (1/1) ... [2024-12-06 03:17:42,209 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:17:42,220 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:17:42,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:17:42,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1e2ab28-a496-4233-98e3-0e2e36bc850b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:17:42,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:17:42,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:17:42,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:17:42,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:17:42,400 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:17:42,402 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:18:22,588 INFO L? ?]: Removed 10238 outVars from TransFormulas that were not future-live. [2024-12-06 03:18:22,588 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:18:23,589 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:18:23,590 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 03:18:23,590 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:18:23 BoogieIcfgContainer [2024-12-06 03:18:23,590 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:18:23,591 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:18:23,591 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:18:23,601 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:18:23,601 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:18:23" (1/1) ... [2024-12-06 03:18:23,609 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:18:23,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:18:23,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2024-12-06 03:18:23,780 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2024-12-06 03:18:24,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2024-12-06 03:18:24,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:18:24,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:18:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:18:51,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:19:30,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:19:30,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31170 states to 20218 states and 31170 transitions. [2024-12-06 03:19:30,378 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 31170 transitions. [2024-12-06 03:19:31,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2024-12-06 03:19:31,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:19:31,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:19:32,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:19:45,851 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:19:46,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:19:46,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31175 states to 20221 states and 31175 transitions. [2024-12-06 03:19:46,933 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 31175 transitions. [2024-12-06 03:19:47,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10093 [2024-12-06 03:19:47,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:19:47,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:19:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:20:01,762 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:20:02,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:20:02,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31184 states to 20227 states and 31184 transitions. [2024-12-06 03:20:02,463 INFO L276 IsEmpty]: Start isEmpty. Operand 20227 states and 31184 transitions. [2024-12-06 03:20:02,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2024-12-06 03:20:02,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:20:02,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:20:04,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:20:18,320 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:20:18,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:20:18,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31197 states to 20239 states and 31197 transitions. [2024-12-06 03:20:18,935 INFO L276 IsEmpty]: Start isEmpty. Operand 20239 states and 31197 transitions. [2024-12-06 03:20:19,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10115 [2024-12-06 03:20:19,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:20:19,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:20:20,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat