./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem103_label42.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_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/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_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem103_label42.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/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_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/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 2fd91fc32802b3b84cae99b85ac960832fbd9dc7b53546399650d691bec53ab1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:21:30,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:21:30,817 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:21:30,821 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:21:30,821 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:21:30,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:21:30,840 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:21:30,841 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:21:30,841 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:21:30,841 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:21:30,841 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:21:30,841 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:21:30,841 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:21:30,841 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:21:30,842 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:21:30,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:21:30,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:21:30,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:21:30,842 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:21:30,842 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:21:30,842 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:21:30,842 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:21:30,842 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:21:30,842 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:21:30,843 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:21:30,843 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:21:30,843 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:21:30,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:21:30,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:21:30,843 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:21:30,843 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:21:30,843 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:21:30,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:21:30,843 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_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/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 -> 2fd91fc32802b3b84cae99b85ac960832fbd9dc7b53546399650d691bec53ab1 [2024-12-06 04:21:31,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:21:31,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:21:31,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:21:31,079 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:21:31,079 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:21:31,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/eca-programs/Problem103_label42.c [2024-12-06 04:21:33,770 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/bin/ukojak-verify-CZk0znPC7b/data/a653be27e/253031b47d614a939b99502f34b1a2fd/FLAG55b8651fc [2024-12-06 04:21:35,596 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:21:35,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/sv-benchmarks/c/eca-programs/Problem103_label42.c [2024-12-06 04:21:35,854 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/bin/ukojak-verify-CZk0znPC7b/data/a653be27e/253031b47d614a939b99502f34b1a2fd/FLAG55b8651fc [2024-12-06 04:21:35,866 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/bin/ukojak-verify-CZk0znPC7b/data/a653be27e/253031b47d614a939b99502f34b1a2fd [2024-12-06 04:21:35,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:21:35,869 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:21:35,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:21:35,871 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:21:35,875 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:21:35,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:21:35" (1/1) ... [2024-12-06 04:21:35,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e8075f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:21:35, skipping insertion in model container [2024-12-06 04:21:35,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:21:35" (1/1) ... [2024-12-06 04:21:36,901 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:21:59,260 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_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/sv-benchmarks/c/eca-programs/Problem103_label42.c[6304552,6304565] [2024-12-06 04:21:59,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:21:59,370 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:22:11,133 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_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/sv-benchmarks/c/eca-programs/Problem103_label42.c[6304552,6304565] [2024-12-06 04:22:11,140 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:22:14,415 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:22:14,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14 WrapperNode [2024-12-06 04:22:14,416 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:22:14,417 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:22:14,417 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:22:14,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:22:14,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14" (1/1) ... [2024-12-06 04:22:15,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14" (1/1) ... [2024-12-06 04:22:18,231 INFO L138 Inliner]: procedures = 88, calls = 82, calls flagged for inlining = 77, calls inlined = 77, statements flattened = 197898 [2024-12-06 04:22:18,231 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:22:18,232 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:22:18,232 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:22:18,232 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:22:18,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14" (1/1) ... [2024-12-06 04:22:18,237 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14" (1/1) ... [2024-12-06 04:22:18,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14" (1/1) ... [2024-12-06 04:22:18,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14" (1/1) ... [2024-12-06 04:22:20,319 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14" (1/1) ... [2024-12-06 04:22:20,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14" (1/1) ... [2024-12-06 04:22:20,699 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14" (1/1) ... [2024-12-06 04:22:20,799 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14" (1/1) ... [2024-12-06 04:22:20,923 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14" (1/1) ... [2024-12-06 04:22:21,534 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:22:21,535 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:22:21,535 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:22:21,535 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:22:21,536 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:22:14" (1/1) ... [2024-12-06 04:22:21,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:22:21,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:22:21,563 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:22:21,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_13c22ac4-de0c-4ccf-a2c7-4bf2d6ec531d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:22:21,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:22:21,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:22:21,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:22:21,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:22:21,749 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:22:21,751 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:23:39,921 INFO L? ?]: Removed 16411 outVars from TransFormulas that were not future-live. [2024-12-06 04:23:39,921 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:24:30,711 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:24:30,712 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 04:24:30,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:24:30 BoogieIcfgContainer [2024-12-06 04:24:30,712 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:24:30,713 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:24:30,713 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:24:30,726 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:24:30,726 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:24:30" (1/1) ... [2024-12-06 04:24:30,733 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:24:30,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:24:30,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33006 states to 16544 states and 33006 transitions. [2024-12-06 04:24:30,984 INFO L276 IsEmpty]: Start isEmpty. Operand 16544 states and 33006 transitions. [2024-12-06 04:24:32,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16466 [2024-12-06 04:24:32,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:24:32,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:24:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:25:33,469 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 04:26:42,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:26:42,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53170 states to 33007 states and 53170 transitions. [2024-12-06 04:26:42,354 INFO L276 IsEmpty]: Start isEmpty. Operand 33007 states and 53170 transitions. [2024-12-06 04:26:43,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16476 [2024-12-06 04:26:43,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:26:43,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:26:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:28,478 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:27:30,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:27:30,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53181 states to 33016 states and 53181 transitions. [2024-12-06 04:27:30,647 INFO L276 IsEmpty]: Start isEmpty. Operand 33016 states and 53181 transitions. [2024-12-06 04:27:32,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16479 [2024-12-06 04:27:32,095 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:27:32,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:27:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:28:18,384 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:28:19,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:28:19,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53196 states to 33028 states and 53196 transitions. [2024-12-06 04:28:19,858 INFO L276 IsEmpty]: Start isEmpty. Operand 33028 states and 53196 transitions. [2024-12-06 04:28:21,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16486 [2024-12-06 04:28:21,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:28:21,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:28:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:29:10,896 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:29:12,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:29:12,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53219 states to 33047 states and 53219 transitions. [2024-12-06 04:29:12,319 INFO L276 IsEmpty]: Start isEmpty. Operand 33047 states and 53219 transitions. [2024-12-06 04:29:13,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16492 [2024-12-06 04:29:13,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:29:13,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:29:16,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:30:05,303 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:30:06,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:30:06,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53249 states to 33072 states and 53249 transitions. [2024-12-06 04:30:06,948 INFO L276 IsEmpty]: Start isEmpty. Operand 33072 states and 53249 transitions. [2024-12-06 04:30:08,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16494 [2024-12-06 04:30:08,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:30:08,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:30:10,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:30:53,922 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.