./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_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_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/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_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d32_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/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_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/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 e6b08464150ee183a1b1d9b84d8f22204453a698f72cf03ab603719c19d5f281 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:05:41,474 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:05:41,524 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:05:41,528 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:05:41,528 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:05:41,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:05:41,546 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:05:41,547 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:05:41,547 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:05:41,547 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:05:41,547 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:05:41,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:05:41,547 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:05:41,548 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:05:41,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:05:41,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:05:41,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:05:41,548 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:05:41,548 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:05:41,548 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:05:41,548 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:05:41,548 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:05:41,548 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:05:41,548 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:05:41,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:05:41,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:05:41,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:05:41,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:05:41,549 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:05:41,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:05:41,549 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_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/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 -> e6b08464150ee183a1b1d9b84d8f22204453a698f72cf03ab603719c19d5f281 [2024-12-06 03:05:41,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:05:41,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:05:41,800 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:05:41,801 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:05:41,801 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:05:41,802 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d32_e0.c [2024-12-06 03:05:44,464 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/bin/ukojak-verify-CZk0znPC7b/data/d76816016/285241256aed4ff4b1c82863a914f0cf/FLAGaa1a86443 [2024-12-06 03:05:44,848 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:05:44,848 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d32_e0.c [2024-12-06 03:05:44,869 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/bin/ukojak-verify-CZk0znPC7b/data/d76816016/285241256aed4ff4b1c82863a914f0cf/FLAGaa1a86443 [2024-12-06 03:05:44,882 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/bin/ukojak-verify-CZk0znPC7b/data/d76816016/285241256aed4ff4b1c82863a914f0cf [2024-12-06 03:05:44,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:05:44,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:05:44,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:05:44,886 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:05:44,890 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:05:44,890 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:05:44" (1/1) ... [2024-12-06 03:05:44,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2678ed8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:44, skipping insertion in model container [2024-12-06 03:05:44,891 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:05:44" (1/1) ... [2024-12-06 03:05:44,958 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:05:45,113 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_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d32_e0.c[1271,1284] [2024-12-06 03:05:45,617 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:05:45,627 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:05:45,635 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_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d32_e0.c[1271,1284] [2024-12-06 03:05:46,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:05:46,044 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:05:46,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46 WrapperNode [2024-12-06 03:05:46,045 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:05:46,046 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:05:46,046 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:05:46,046 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:05:46,053 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46" (1/1) ... [2024-12-06 03:05:46,125 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46" (1/1) ... [2024-12-06 03:05:46,939 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 11395 [2024-12-06 03:05:46,939 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:05:46,940 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:05:46,940 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:05:46,940 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:05:46,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46" (1/1) ... [2024-12-06 03:05:46,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46" (1/1) ... [2024-12-06 03:05:47,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46" (1/1) ... [2024-12-06 03:05:47,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46" (1/1) ... [2024-12-06 03:05:47,339 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46" (1/1) ... [2024-12-06 03:05:47,390 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46" (1/1) ... [2024-12-06 03:05:47,426 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46" (1/1) ... [2024-12-06 03:05:47,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46" (1/1) ... [2024-12-06 03:05:47,515 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46" (1/1) ... [2024-12-06 03:05:47,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:05:47,735 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:05:47,735 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:05:47,735 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:05:47,736 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:05:46" (1/1) ... [2024-12-06 03:05:47,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:05:47,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:05:47,767 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:05:47,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95ae7e1f-bb2c-47bc-aa52-b3345c1ef664/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:05:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:05:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 03:05:47,798 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 03:05:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:05:47,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:05:47,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:05:48,594 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:05:48,596 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:06:03,835 INFO L? ?]: Removed 6555 outVars from TransFormulas that were not future-live. [2024-12-06 03:06:03,835 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:06:14,090 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:06:14,090 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:06:14,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:06:14 BoogieIcfgContainer [2024-12-06 03:06:14,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:06:14,091 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:06:14,091 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:06:14,097 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:06:14,097 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:06:14" (1/1) ... [2024-12-06 03:06:14,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:06:14,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:06:14,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2024-12-06 03:06:14,136 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2024-12-06 03:06:14,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 03:06:14,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:06:14,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:06:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:06:25,014 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-12-06 03:06:35,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:06:45,977 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:06:55,997 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:07:06,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:07:16,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:07:26,136 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:07:36,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:07:36,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:07:36,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-12-06 03:07:36,193 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-12-06 03:07:36,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 03:07:36,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:07:36,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:07:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:07:50,187 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-12-06 03:08:00,975 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:08:11,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:08:19,697 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.68s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:08:24,033 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:08:24,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:08:24,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 62 states and 87 transitions. [2024-12-06 03:08:24,043 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2024-12-06 03:08:24,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 03:08:24,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:08:24,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms