./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop2-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/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_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/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 64bit --witnessprinter.graph.data.programhash b498de4b8c405159bbfb6646e1defd80ae408eb9b3bc4a2c137859a67be4135b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:32:20,787 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:32:20,838 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 04:32:20,842 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:32:20,842 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:32:20,860 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:32:20,861 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:32:20,861 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:32:20,862 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:32:20,862 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:32:20,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:32:20,862 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:32:20,862 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:32:20,862 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:32:20,862 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:32:20,862 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:32:20,862 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:32:20,863 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:32:20,863 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:32:20,863 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:32:20,863 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:32:20,863 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:32:20,863 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:32:20,863 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:32:20,863 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:32:20,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:32:20,863 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:32:20,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:32:20,864 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:32:20,864 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:32:20,864 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_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b498de4b8c405159bbfb6646e1defd80ae408eb9b3bc4a2c137859a67be4135b [2024-12-06 04:32:21,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:32:21,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:32:21,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:32:21,089 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:32:21,089 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:32:21,090 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop2-back-serstep.c [2024-12-06 04:32:23,715 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/bin/ukojak-verify-CZk0znPC7b/data/0257ea1e2/a8c2216aa1584e8aa3e001b719113e13/FLAGf5f4d7520 [2024-12-06 04:32:24,237 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:32:24,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop2-back-serstep.c [2024-12-06 04:32:24,277 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/bin/ukojak-verify-CZk0znPC7b/data/0257ea1e2/a8c2216aa1584e8aa3e001b719113e13/FLAGf5f4d7520 [2024-12-06 04:32:24,783 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/bin/ukojak-verify-CZk0znPC7b/data/0257ea1e2/a8c2216aa1584e8aa3e001b719113e13 [2024-12-06 04:32:24,785 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:32:24,786 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:32:24,788 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:32:24,788 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:32:24,792 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:32:24,793 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:32:24" (1/1) ... [2024-12-06 04:32:24,793 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d134d67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:24, skipping insertion in model container [2024-12-06 04:32:24,794 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:32:24" (1/1) ... [2024-12-06 04:32:24,962 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:32:25,262 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_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop2-back-serstep.c[1180,1193] [2024-12-06 04:32:26,486 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:32:26,496 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:32:26,506 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_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.8.prop2-back-serstep.c[1180,1193] [2024-12-06 04:32:27,474 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:32:27,489 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:32:27,489 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27 WrapperNode [2024-12-06 04:32:27,489 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:32:27,491 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:32:27,491 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:32:27,491 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:32:27,497 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27" (1/1) ... [2024-12-06 04:32:27,777 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27" (1/1) ... [2024-12-06 04:32:30,515 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49363 [2024-12-06 04:32:30,516 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:32:30,516 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:32:30,516 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:32:30,516 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:32:30,522 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27" (1/1) ... [2024-12-06 04:32:30,522 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27" (1/1) ... [2024-12-06 04:32:31,523 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27" (1/1) ... [2024-12-06 04:32:31,523 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27" (1/1) ... [2024-12-06 04:32:32,298 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27" (1/1) ... [2024-12-06 04:32:32,396 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27" (1/1) ... [2024-12-06 04:32:32,503 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27" (1/1) ... [2024-12-06 04:32:32,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27" (1/1) ... [2024-12-06 04:32:32,928 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27" (1/1) ... [2024-12-06 04:32:33,470 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:32:33,471 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:32:33,471 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:32:33,471 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:32:33,472 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:32:27" (1/1) ... [2024-12-06 04:32:33,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:32:33,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:32:33,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:32:33,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6f1dc65-442d-412b-b3e3-44b94f2d4c6b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:32:33,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:32:33,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:32:33,531 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:32:33,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:32:35,340 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:32:35,342 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:38:22,408 INFO L? ?]: Removed 27948 outVars from TransFormulas that were not future-live. [2024-12-06 04:38:22,408 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:40:40,109 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:40:40,109 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:40:40,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:40:40 BoogieIcfgContainer [2024-12-06 04:40:40,110 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:40:40,110 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:40:40,110 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:40:40,117 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:40:40,117 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:40:40" (1/1) ... [2024-12-06 04:40:40,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:40:40,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:40:40,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:40:40,170 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:40:40,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:40:40,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:40:40,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:40:49,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:40:59,544 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 04:41:11,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 04:41:21,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 04:41:32,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:41:42,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:41:53,174 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.39s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:42:03,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:42:13,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:42:23,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:42:23,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:23,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 04:42:23,411 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 04:42:23,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:42:23,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:23,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:36,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat