./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk --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 bab206dc2d6ea93bf7afe565a12d94e86f0c94c626bf1ed8a20bed5577587331 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:26:09,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:26:09,379 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 19:26:09,387 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:26:09,388 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:26:09,418 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:26:09,419 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:26:09,419 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:26:09,420 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:26:09,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:26:09,425 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:26:09,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:26:09,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:26:09,426 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:26:09,426 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:26:09,427 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:26:09,427 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:26:09,427 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:26:09,427 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:26:09,428 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:26:09,428 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:26:09,430 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:26:09,430 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:26:09,431 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:26:09,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:09,431 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:26:09,432 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:26:09,434 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:26:09,434 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:26:09,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:26:09,435 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bab206dc2d6ea93bf7afe565a12d94e86f0c94c626bf1ed8a20bed5577587331 [2024-11-08 19:26:09,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:26:09,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:26:09,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:26:09,767 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:26:09,767 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:26:09,769 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-08 19:26:11,790 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:26:12,200 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:26:12,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-back-serstep.c [2024-11-08 19:26:12,239 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/data/0a7b10ac1/f75b4fd3b3bf4214954c3a57447ae24a/FLAGccd187cf8 [2024-11-08 19:26:12,259 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/data/0a7b10ac1/f75b4fd3b3bf4214954c3a57447ae24a [2024-11-08 19:26:12,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:26:12,265 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:26:12,268 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:12,268 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:26:12,275 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:26:12,276 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:26:12" (1/1) ... [2024-11-08 19:26:12,277 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13454568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:12, skipping insertion in model container [2024-11-08 19:26:12,277 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:26:12" (1/1) ... [2024-11-08 19:26:12,412 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:26:12,728 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_063be301-adc0-4786-8b2a-f797fdc38c3b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-back-serstep.c[1173,1186] [2024-11-08 19:26:13,619 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:13,628 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:26:13,642 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_063be301-adc0-4786-8b2a-f797fdc38c3b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.hanoi.4.prop1-back-serstep.c[1173,1186] [2024-11-08 19:26:14,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:26:14,060 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:26:14,061 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:14 WrapperNode [2024-11-08 19:26:14,061 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:26:14,062 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:14,062 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:26:14,062 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:26:14,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:14" (1/1) ... [2024-11-08 19:26:14,199 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:14" (1/1) ... [2024-11-08 19:26:15,993 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 12421 [2024-11-08 19:26:15,994 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:26:15,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:26:15,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:26:15,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:26:16,009 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:14" (1/1) ... [2024-11-08 19:26:16,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:14" (1/1) ... [2024-11-08 19:26:16,317 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:14" (1/1) ... [2024-11-08 19:26:16,319 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:14" (1/1) ... [2024-11-08 19:26:16,831 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:14" (1/1) ... [2024-11-08 19:26:16,977 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:14" (1/1) ... [2024-11-08 19:26:17,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:14" (1/1) ... [2024-11-08 19:26:17,072 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:14" (1/1) ... [2024-11-08 19:26:17,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:26:17,315 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:26:17,315 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:26:17,315 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:26:17,316 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:26:14" (1/1) ... [2024-11-08 19:26:17,322 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:26:17,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:26:17,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:26:17,354 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_063be301-adc0-4786-8b2a-f797fdc38c3b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:26:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:26:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:26:17,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:26:17,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:26:18,389 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:26:18,392 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:26:39,859 INFO L? ?]: Removed 7581 outVars from TransFormulas that were not future-live. [2024-11-08 19:26:39,859 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:27:03,222 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:27:03,222 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:27:03,222 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:27:03 BoogieIcfgContainer [2024-11-08 19:27:03,222 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:27:03,223 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:27:03,223 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:27:03,233 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:27:03,234 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:27:03" (1/1) ... [2024-11-08 19:27:03,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:27:03,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:03,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 19:27:03,304 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 19:27:03,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 19:27:03,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:03,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:27:06,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:27:12,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:27:23,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.43s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:27:33,509 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:27:35,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:27:38,660 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:27:40,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:27:45,536 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.77s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:27:55,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 19:27:55,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:27:55,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 19:27:55,643 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 19:27:55,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 19:27:55,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:27:55,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms