./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.1.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_40ef6192-2907-4080-9aff-7aea13737d9b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ef6192-2907-4080-9aff-7aea13737d9b/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_40ef6192-2907-4080-9aff-7aea13737d9b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ef6192-2907-4080-9aff-7aea13737d9b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.1.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ef6192-2907-4080-9aff-7aea13737d9b/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_40ef6192-2907-4080-9aff-7aea13737d9b/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 4b9f99728e97054c98ad3f9aa72022e84c5708bd12c200ffe13082e223088d14 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:19:06,611 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:19:06,664 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ef6192-2907-4080-9aff-7aea13737d9b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 04:19:06,668 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:19:06,668 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:19:06,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:19:06,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:19:06,687 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:19:06,688 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:19:06,688 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:19:06,688 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:19:06,688 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:19:06,688 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:19:06,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:19:06,688 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:19:06,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:19:06,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:19:06,689 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:19:06,689 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:19:06,689 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:19:06,689 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:19:06,689 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:19:06,689 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:19:06,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:19:06,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:19:06,689 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:19:06,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:19:06,690 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:19:06,690 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:19:06,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:19:06,690 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_40ef6192-2907-4080-9aff-7aea13737d9b/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 -> 4b9f99728e97054c98ad3f9aa72022e84c5708bd12c200ffe13082e223088d14 [2024-12-06 04:19:06,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:19:06,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:19:06,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:19:06,909 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:19:06,909 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:19:06,910 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ef6192-2907-4080-9aff-7aea13737d9b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.1.prop2-back-serstep.c [2024-12-06 04:19:09,579 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ef6192-2907-4080-9aff-7aea13737d9b/bin/ukojak-verify-CZk0znPC7b/data/d4fcf2e79/d6a11bd86ead46eaa5ea04b01bee6e25/FLAG70348a4c7 [2024-12-06 04:19:10,036 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:19:10,036 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ef6192-2907-4080-9aff-7aea13737d9b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.1.prop2-back-serstep.c [2024-12-06 04:19:10,077 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ef6192-2907-4080-9aff-7aea13737d9b/bin/ukojak-verify-CZk0znPC7b/data/d4fcf2e79/d6a11bd86ead46eaa5ea04b01bee6e25/FLAG70348a4c7 [2024-12-06 04:19:10,124 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ef6192-2907-4080-9aff-7aea13737d9b/bin/ukojak-verify-CZk0znPC7b/data/d4fcf2e79/d6a11bd86ead46eaa5ea04b01bee6e25 [2024-12-06 04:19:10,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:19:10,127 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:19:10,128 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:19:10,128 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:19:10,131 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:19:10,132 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:19:10" (1/1) ... [2024-12-06 04:19:10,133 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6138bcdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:10, skipping insertion in model container [2024-12-06 04:19:10,133 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:19:10" (1/1) ... [2024-12-06 04:19:10,252 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:19:10,467 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_40ef6192-2907-4080-9aff-7aea13737d9b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.1.prop2-back-serstep.c[1180,1193] [2024-12-06 04:19:11,479 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:19:11,487 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:19:11,495 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_40ef6192-2907-4080-9aff-7aea13737d9b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.pgm_protocol.1.prop2-back-serstep.c[1180,1193] [2024-12-06 04:19:12,475 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:19:12,491 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:19:12,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12 WrapperNode [2024-12-06 04:19:12,492 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:19:12,494 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:19:12,494 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:19:12,494 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:19:12,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12" (1/1) ... [2024-12-06 04:19:12,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12" (1/1) ... [2024-12-06 04:19:15,662 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 48448 [2024-12-06 04:19:15,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:19:15,664 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:19:15,664 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:19:15,664 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:19:15,671 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12" (1/1) ... [2024-12-06 04:19:15,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12" (1/1) ... [2024-12-06 04:19:16,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12" (1/1) ... [2024-12-06 04:19:16,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12" (1/1) ... [2024-12-06 04:19:17,097 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12" (1/1) ... [2024-12-06 04:19:17,182 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12" (1/1) ... [2024-12-06 04:19:17,483 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12" (1/1) ... [2024-12-06 04:19:17,634 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12" (1/1) ... [2024-12-06 04:19:17,748 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12" (1/1) ... [2024-12-06 04:19:18,354 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:19:18,355 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:19:18,355 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:19:18,355 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:19:18,356 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:19:12" (1/1) ... [2024-12-06 04:19:18,361 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:19:18,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ef6192-2907-4080-9aff-7aea13737d9b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:19:18,382 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ef6192-2907-4080-9aff-7aea13737d9b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:19:18,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40ef6192-2907-4080-9aff-7aea13737d9b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:19:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:19:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:19:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:19:18,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:19:20,290 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:19:20,292 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:24:52,053 INFO L? ?]: Removed 27362 outVars from TransFormulas that were not future-live. [2024-12-06 04:24:52,053 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:27:25,931 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:27:25,931 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 04:27:25,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:27:25 BoogieIcfgContainer [2024-12-06 04:27:25,932 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:27:25,934 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:27:25,934 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:27:25,956 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:27:25,957 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:27:25" (1/1) ... [2024-12-06 04:27:25,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:27:26,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:27:26,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 04:27:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 04:27:26,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:27:26,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:27:26,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:27:29,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:27:42,809 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 04:27:55,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.24s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 04:28:05,199 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-06 04:28:16,013 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:28:26,064 WARN L539 Checker$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 04:28:36,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:28:46,399 WARN L539 Checker$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 04:28:56,447 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 04:29:06,500 WARN L539 Checker$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 04:29:06,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:29:06,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 04:29:06,588 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 04:29:06,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:29:06,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:29:06,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:29:19,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat