./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d32_e0.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_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3 --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 0f42404725c30f9983ddfbbaf2ad1b41ca55f3a68fd98b1a897217d770afb16d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:13:36,990 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:13:37,082 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-24 18:13:37,090 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:13:37,090 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:13:37,130 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:13:37,132 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 18:13:37,132 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-24 18:13:37,133 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:13:37,133 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:13:37,134 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:13:37,134 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 18:13:37,134 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:13:37,135 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:13:37,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 18:13:37,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:13:37,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 18:13:37,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 18:13:37,135 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:13:37,135 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:13:37,135 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:13:37,135 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:13:37,136 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:13:37,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:13:37,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:37,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:13:37,136 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:13:37,136 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 18:13:37,136 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:13:37,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:13:37,136 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_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3 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 -> 0f42404725c30f9983ddfbbaf2ad1b41ca55f3a68fd98b1a897217d770afb16d [2024-11-24 18:13:37,446 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:13:37,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:13:37,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:13:37,464 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:13:37,465 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:13:37,466 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d32_e0.c [2024-11-24 18:13:40,455 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/data/e836cd036/3ca135a7ac4b4a779a77aad2da67365d/FLAGda3eb6a80 [2024-11-24 18:13:40,948 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:13:40,951 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d32_e0.c [2024-11-24 18:13:40,980 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/data/e836cd036/3ca135a7ac4b4a779a77aad2da67365d/FLAGda3eb6a80 [2024-11-24 18:13:41,005 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/data/e836cd036/3ca135a7ac4b4a779a77aad2da67365d [2024-11-24 18:13:41,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:13:41,011 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:13:41,012 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:13:41,012 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:13:41,016 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:13:41,017 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,018 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f422e2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:41, skipping insertion in model container [2024-11-24 18:13:41,018 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:13:41" (1/1) ... [2024-11-24 18:13:41,120 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:13:41,375 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_dde6131a-9d22-484a-aa12-e4578875d2b2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d32_e0.c[1271,1284] [2024-11-24 18:13:42,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:13:42,059 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:13:42,070 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_dde6131a-9d22-484a-aa12-e4578875d2b2/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n3_w16_d32_e0.c[1271,1284] [2024-11-24 18:13:42,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:13:42,457 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:13:42,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42 WrapperNode [2024-11-24 18:13:42,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:13:42,459 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:13:42,460 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:13:42,460 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:13:42,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42" (1/1) ... [2024-11-24 18:13:42,555 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42" (1/1) ... [2024-11-24 18:13:43,650 INFO L138 Inliner]: procedures = 17, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 8689 [2024-11-24 18:13:43,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:13:43,652 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:13:43,652 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:13:43,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:13:43,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42" (1/1) ... [2024-11-24 18:13:43,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42" (1/1) ... [2024-11-24 18:13:43,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42" (1/1) ... [2024-11-24 18:13:43,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42" (1/1) ... [2024-11-24 18:13:44,383 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42" (1/1) ... [2024-11-24 18:13:44,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42" (1/1) ... [2024-11-24 18:13:44,539 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42" (1/1) ... [2024-11-24 18:13:44,755 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42" (1/1) ... [2024-11-24 18:13:44,796 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42" (1/1) ... [2024-11-24 18:13:44,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:13:44,950 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:13:44,951 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:13:44,951 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:13:44,952 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:13:42" (1/1) ... [2024-11-24 18:13:44,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:13:44,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:13:44,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:13:45,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dde6131a-9d22-484a-aa12-e4578875d2b2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:13:45,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:13:45,067 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 18:13:45,067 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 18:13:45,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:13:45,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:13:45,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:13:45,818 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:13:45,820 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:13:59,115 INFO L? ?]: Removed 4982 outVars from TransFormulas that were not future-live. [2024-11-24 18:13:59,116 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:14:12,681 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:14:12,682 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-24 18:14:12,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:14:12 BoogieIcfgContainer [2024-11-24 18:14:12,682 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:14:12,683 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:14:12,684 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:14:12,695 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:14:12,695 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:14:12" (1/1) ... [2024-11-24 18:14:12,705 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 18:14:12,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:14:12,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 29 states and 39 transitions. [2024-11-24 18:14:12,770 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 39 transitions. [2024-11-24 18:14:12,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-24 18:14:12,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:14:12,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 18:14:23,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 18:14:32,429 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-24 18:14:42,615 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:14:53,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:15:03,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:15:13,497 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:15:18,899 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.40s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:15:28,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:15:38,928 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-24 18:15:38,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-24 18:15:38,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 50 states and 69 transitions. [2024-11-24 18:15:38,965 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 69 transitions. [2024-11-24 18:15:38,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-24 18:15:38,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-24 18:15:38,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms