./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pals_lcr.8.1.ufo.BOUNDED-16.pals+Problem12_label02.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_50cc2804-0388-4f27-b60f-b42bb42c54e4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50cc2804-0388-4f27-b60f-b42bb42c54e4/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_50cc2804-0388-4f27-b60f-b42bb42c54e4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50cc2804-0388-4f27-b60f-b42bb42c54e4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pals_lcr.8.1.ufo.BOUNDED-16.pals+Problem12_label02.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50cc2804-0388-4f27-b60f-b42bb42c54e4/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_50cc2804-0388-4f27-b60f-b42bb42c54e4/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 1e1489629cdc9e883b5f9b8dace01f7ff19076a70dfbf3cfc1395e8493a3e654 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:54:34,388 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:54:34,440 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50cc2804-0388-4f27-b60f-b42bb42c54e4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:54:34,444 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:54:34,444 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:54:34,462 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:54:34,463 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:54:34,463 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:54:34,463 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:54:34,463 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:54:34,463 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:54:34,464 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:54:34,464 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:54:34,464 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:54:34,464 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:54:34,464 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:54:34,464 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:54:34,464 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:54:34,464 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:54:34,464 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:54:34,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:54:34,464 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:54:34,464 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:54:34,464 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:54:34,465 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:54:34,465 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:54:34,465 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:54:34,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:54:34,465 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:54:34,465 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:54:34,465 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:54:34,465 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:54:34,465 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:54:34,465 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_50cc2804-0388-4f27-b60f-b42bb42c54e4/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 -> 1e1489629cdc9e883b5f9b8dace01f7ff19076a70dfbf3cfc1395e8493a3e654 [2024-12-06 04:54:34,691 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:54:34,699 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:54:34,702 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:54:34,703 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:54:34,703 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:54:34,704 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50cc2804-0388-4f27-b60f-b42bb42c54e4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/pals_lcr.8.1.ufo.BOUNDED-16.pals+Problem12_label02.c [2024-12-06 04:54:37,319 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50cc2804-0388-4f27-b60f-b42bb42c54e4/bin/ukojak-verify-CZk0znPC7b/data/cefac7647/8b78a0df807c478dbaa43e87db97572f/FLAG83fc63f14 [2024-12-06 04:54:37,735 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:54:37,736 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50cc2804-0388-4f27-b60f-b42bb42c54e4/sv-benchmarks/c/combinations/pals_lcr.8.1.ufo.BOUNDED-16.pals+Problem12_label02.c [2024-12-06 04:54:37,762 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50cc2804-0388-4f27-b60f-b42bb42c54e4/bin/ukojak-verify-CZk0znPC7b/data/cefac7647/8b78a0df807c478dbaa43e87db97572f/FLAG83fc63f14 [2024-12-06 04:54:37,896 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50cc2804-0388-4f27-b60f-b42bb42c54e4/bin/ukojak-verify-CZk0znPC7b/data/cefac7647/8b78a0df807c478dbaa43e87db97572f [2024-12-06 04:54:37,898 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:54:37,899 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:54:37,900 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:54:37,900 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:54:37,903 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:54:37,903 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:54:37" (1/1) ... [2024-12-06 04:54:37,904 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58eaa0aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:37, skipping insertion in model container [2024-12-06 04:54:37,904 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:54:37" (1/1) ... [2024-12-06 04:54:38,002 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:54:38,304 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_50cc2804-0388-4f27-b60f-b42bb42c54e4/sv-benchmarks/c/combinations/pals_lcr.8.1.ufo.BOUNDED-16.pals+Problem12_label02.c[26897,26910] [2024-12-06 04:54:38,343 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_50cc2804-0388-4f27-b60f-b42bb42c54e4/sv-benchmarks/c/combinations/pals_lcr.8.1.ufo.BOUNDED-16.pals+Problem12_label02.c[34187,34200] [2024-12-06 04:54:38,918 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:54:38,931 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:54:38,973 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_50cc2804-0388-4f27-b60f-b42bb42c54e4/sv-benchmarks/c/combinations/pals_lcr.8.1.ufo.BOUNDED-16.pals+Problem12_label02.c[26897,26910] [2024-12-06 04:54:39,007 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_50cc2804-0388-4f27-b60f-b42bb42c54e4/sv-benchmarks/c/combinations/pals_lcr.8.1.ufo.BOUNDED-16.pals+Problem12_label02.c[34187,34200] [2024-12-06 04:54:39,457 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:54:39,486 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:54:39,487 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39 WrapperNode [2024-12-06 04:54:39,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:54:39,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:54:39,488 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:54:39,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:54:39,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39" (1/1) ... [2024-12-06 04:54:39,535 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39" (1/1) ... [2024-12-06 04:54:39,851 INFO L138 Inliner]: procedures = 39, calls = 25, calls flagged for inlining = 20, calls inlined = 20, statements flattened = 5292 [2024-12-06 04:54:39,852 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:54:39,852 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:54:39,852 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:54:39,852 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:54:39,860 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39" (1/1) ... [2024-12-06 04:54:39,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39" (1/1) ... [2024-12-06 04:54:39,922 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39" (1/1) ... [2024-12-06 04:54:39,922 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39" (1/1) ... [2024-12-06 04:54:40,024 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39" (1/1) ... [2024-12-06 04:54:40,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39" (1/1) ... [2024-12-06 04:54:40,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39" (1/1) ... [2024-12-06 04:54:40,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39" (1/1) ... [2024-12-06 04:54:40,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39" (1/1) ... [2024-12-06 04:54:40,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:54:40,184 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:54:40,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:54:40,185 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:54:40,187 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:54:39" (1/1) ... [2024-12-06 04:54:40,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:54:40,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50cc2804-0388-4f27-b60f-b42bb42c54e4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:54:40,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50cc2804-0388-4f27-b60f-b42bb42c54e4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:54:40,229 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50cc2804-0388-4f27-b60f-b42bb42c54e4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:54:40,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:54:40,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:54:40,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:54:40,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:54:40,383 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:54:40,385 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:54:44,870 INFO L? ?]: Removed 759 outVars from TransFormulas that were not future-live. [2024-12-06 04:54:44,870 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:56:20,919 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:56:20,919 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 04:56:20,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:56:20 BoogieIcfgContainer [2024-12-06 04:56:20,920 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:56:20,920 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:56:20,920 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:56:20,927 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:56:20,927 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:56:20" (1/1) ... [2024-12-06 04:56:20,932 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:56:20,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:56:20,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2024-12-06 04:56:20,965 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2024-12-06 04:56:20,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:56:20,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:56:20,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:56:21,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:21,307 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 04:56:28,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.51s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:56:28,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:56:28,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-12-06 04:56:28,929 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-12-06 04:56:28,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:56:28,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:56:28,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:56:29,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:31,192 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 04:56:31,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:56:31,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-12-06 04:56:31,354 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-12-06 04:56:31,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:56:31,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:56:31,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:56:31,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:31,783 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 04:56:32,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:56:32,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2024-12-06 04:56:32,375 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2024-12-06 04:56:32,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:56:32,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:56:32,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:56:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:56:34,047 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 04:56:34,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:56:34,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2024-12-06 04:56:34,680 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2024-12-06 04:56:34,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:56:34,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:56:34,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:56:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat