./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bridge.2.prop1-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_22bead0a-f0fc-475b-b4c0-cfaa68253c94/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22bead0a-f0fc-475b-b4c0-cfaa68253c94/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_22bead0a-f0fc-475b-b4c0-cfaa68253c94/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22bead0a-f0fc-475b-b4c0-cfaa68253c94/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bridge.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22bead0a-f0fc-475b-b4c0-cfaa68253c94/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_22bead0a-f0fc-475b-b4c0-cfaa68253c94/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 21ccece4d486360ce066218a544c7304b8ee0d5c89718dcce6c9924c7cfd2ca2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:09:20,440 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:09:20,515 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22bead0a-f0fc-475b-b4c0-cfaa68253c94/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:09:20,521 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:09:20,522 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:09:20,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:09:20,548 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:09:20,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:09:20,549 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:09:20,549 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:09:20,549 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:09:20,550 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:09:20,550 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:09:20,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:09:20,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:09:20,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:09:20,550 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:09:20,550 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:09:20,550 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:09:20,550 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:09:20,551 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:09:20,551 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:09:20,551 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:09:20,551 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:09:20,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:09:20,551 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:09:20,551 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:09:20,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:09:20,552 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:09:20,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:09:20,552 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_22bead0a-f0fc-475b-b4c0-cfaa68253c94/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 -> 21ccece4d486360ce066218a544c7304b8ee0d5c89718dcce6c9924c7cfd2ca2 [2024-12-05 22:09:20,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:09:20,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:09:20,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:09:20,858 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:09:20,859 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:09:20,860 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22bead0a-f0fc-475b-b4c0-cfaa68253c94/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bridge.2.prop1-back-serstep.c [2024-12-05 22:09:24,323 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22bead0a-f0fc-475b-b4c0-cfaa68253c94/bin/ukojak-verify-CZk0znPC7b/data/d24c250ac/764dcb9a6f2a4624adb529a06ec70705/FLAG53b084348 [2024-12-05 22:09:24,752 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:09:24,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22bead0a-f0fc-475b-b4c0-cfaa68253c94/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bridge.2.prop1-back-serstep.c [2024-12-05 22:09:24,779 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22bead0a-f0fc-475b-b4c0-cfaa68253c94/bin/ukojak-verify-CZk0znPC7b/data/d24c250ac/764dcb9a6f2a4624adb529a06ec70705/FLAG53b084348 [2024-12-05 22:09:24,796 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22bead0a-f0fc-475b-b4c0-cfaa68253c94/bin/ukojak-verify-CZk0znPC7b/data/d24c250ac/764dcb9a6f2a4624adb529a06ec70705 [2024-12-05 22:09:24,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:09:24,800 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:09:24,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:09:24,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:09:24,806 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:09:24,807 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:09:24" (1/1) ... [2024-12-05 22:09:24,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d01894b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:24, skipping insertion in model container [2024-12-05 22:09:24,808 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:09:24" (1/1) ... [2024-12-05 22:09:24,900 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:09:25,110 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_22bead0a-f0fc-475b-b4c0-cfaa68253c94/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bridge.2.prop1-back-serstep.c[1174,1187] [2024-12-05 22:09:25,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:09:25,759 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:09:25,769 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_22bead0a-f0fc-475b-b4c0-cfaa68253c94/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bridge.2.prop1-back-serstep.c[1174,1187] [2024-12-05 22:09:26,155 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:09:26,172 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:09:26,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26 WrapperNode [2024-12-05 22:09:26,173 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:09:26,174 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:09:26,174 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:09:26,175 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:09:26,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26" (1/1) ... [2024-12-05 22:09:26,284 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26" (1/1) ... [2024-12-05 22:09:27,617 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 15376 [2024-12-05 22:09:27,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:09:27,618 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:09:27,618 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:09:27,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:09:27,625 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26" (1/1) ... [2024-12-05 22:09:27,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26" (1/1) ... [2024-12-05 22:09:28,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26" (1/1) ... [2024-12-05 22:09:28,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26" (1/1) ... [2024-12-05 22:09:28,618 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26" (1/1) ... [2024-12-05 22:09:28,661 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26" (1/1) ... [2024-12-05 22:09:28,746 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26" (1/1) ... [2024-12-05 22:09:28,834 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26" (1/1) ... [2024-12-05 22:09:28,890 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26" (1/1) ... [2024-12-05 22:09:29,304 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:09:29,306 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:09:29,306 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:09:29,306 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:09:29,307 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:09:26" (1/1) ... [2024-12-05 22:09:29,315 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:09:29,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22bead0a-f0fc-475b-b4c0-cfaa68253c94/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:09:29,345 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22bead0a-f0fc-475b-b4c0-cfaa68253c94/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:09:29,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22bead0a-f0fc-475b-b4c0-cfaa68253c94/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:09:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:09:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:09:29,375 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:09:29,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:09:30,281 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:09:30,284 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:09:58,510 INFO L? ?]: Removed 8541 outVars from TransFormulas that were not future-live. [2024-12-05 22:09:58,511 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:10:30,385 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:10:30,385 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:10:30,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:10:30 BoogieIcfgContainer [2024-12-05 22:10:30,386 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:10:30,387 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:10:30,387 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:10:30,396 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:10:30,396 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:10:30" (1/1) ... [2024-12-05 22:10:30,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:10:30,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:10:30,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:10:30,467 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:10:30,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:10:30,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:10:30,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:10:32,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:10:36,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:10:46,897 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.68s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:10:56,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:11:00,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.56s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:11:09,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.70s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:11:13,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.98s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:11:15,560 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:11:25,570 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:11:25,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:25,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-05 22:11:25,612 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-05 22:11:25,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:11:25,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:25,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:16:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat