./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d64_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d64_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9 --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 f4b35d52bead446585565e56e0bc144362b23b1c3eef2b3cf5ea9d3707dd9ede --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:12:31,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:12:31,860 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-03 04:12:31,865 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:12:31,865 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:12:31,891 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:12:31,892 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:12:31,892 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:12:31,893 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:12:31,894 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:12:31,894 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:12:31,895 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:12:31,896 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:12:31,896 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:12:31,897 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:12:31,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:12:31,898 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:12:31,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:12:31,899 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:12:31,900 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:12:31,900 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:12:31,901 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:12:31,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:12:31,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:12:31,902 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:12:31,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:12:31,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:12:31,904 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:12:31,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:12:31,905 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:12:31,905 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_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4b35d52bead446585565e56e0bc144362b23b1c3eef2b3cf5ea9d3707dd9ede [2023-12-03 04:12:32,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:12:32,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:12:32,152 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:12:32,153 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:12:32,154 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:12:32,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d64_e0.c [2023-12-03 04:12:34,992 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:12:35,445 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:12:35,445 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d64_e0.c [2023-12-03 04:12:35,479 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/data/e3547e98a/7fe8218bf5c14d03ae522ea7ac9413cb/FLAG95474ec32 [2023-12-03 04:12:35,494 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/data/e3547e98a/7fe8218bf5c14d03ae522ea7ac9413cb [2023-12-03 04:12:35,496 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:12:35,498 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:12:35,500 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:12:35,500 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:12:35,506 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:12:35,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:12:35" (1/1) ... [2023-12-03 04:12:35,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2eb726 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:35, skipping insertion in model container [2023-12-03 04:12:35,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:12:35" (1/1) ... [2023-12-03 04:12:35,681 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:12:35,923 WARN L240 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_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d64_e0.c[1271,1284] [2023-12-03 04:12:36,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:12:36,715 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:12:36,728 WARN L240 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_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d64_e0.c[1271,1284] [2023-12-03 04:12:37,279 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:12:37,296 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:12:37,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:37 WrapperNode [2023-12-03 04:12:37,296 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:12:37,298 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:12:37,298 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:12:37,298 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:12:37,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:37" (1/1) ... [2023-12-03 04:12:37,467 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:37" (1/1) ... [2023-12-03 04:12:39,032 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 21972 [2023-12-03 04:12:39,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:12:39,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:12:39,033 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:12:39,033 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:12:39,042 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:37" (1/1) ... [2023-12-03 04:12:39,042 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:37" (1/1) ... [2023-12-03 04:12:39,439 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:37" (1/1) ... [2023-12-03 04:12:39,440 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:37" (1/1) ... [2023-12-03 04:12:39,916 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:37" (1/1) ... [2023-12-03 04:12:39,990 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:37" (1/1) ... [2023-12-03 04:12:40,079 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:37" (1/1) ... [2023-12-03 04:12:40,142 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:37" (1/1) ... [2023-12-03 04:12:40,506 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:12:40,507 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:12:40,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:12:40,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:12:40,508 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:12:37" (1/1) ... [2023-12-03 04:12:40,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:12:40,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:12:40,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:12:40,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_99a81ce5-85e6-4515-a8dc-3a6c3eb40c0d/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:12:40,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:12:40,570 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:12:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:12:40,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:12:40,570 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:12:40,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:12:41,801 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:12:41,803 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:12:52,728 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:13:22,257 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:13:22,257 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 04:13:22,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:13:22 BoogieIcfgContainer [2023-12-03 04:13:22,258 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:13:22,259 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:13:22,259 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:13:22,266 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:13:22,266 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:13:22" (1/1) ... [2023-12-03 04:13:22,272 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:13:22,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:22,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2023-12-03 04:13:22,312 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2023-12-03 04:13:22,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-03 04:13:22,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:22,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 04:17:03,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:18:53,287 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2023-12-03 04:19:03,957 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 [] [2023-12-03 04:19:05,243 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:16,183 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.18s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:26,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:36,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.42s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:45,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.77s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:19:55,592 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:20:05,689 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:20:05,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:20:05,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 62 states and 87 transitions. [2023-12-03 04:20:05,777 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2023-12-03 04:20:05,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-03 04:20:05,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:20:05,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms