./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.4.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_ac016270-5659-4082-9311-dd37f7d9796f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac016270-5659-4082-9311-dd37f7d9796f/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_ac016270-5659-4082-9311-dd37f7d9796f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac016270-5659-4082-9311-dd37f7d9796f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.4.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac016270-5659-4082-9311-dd37f7d9796f/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_ac016270-5659-4082-9311-dd37f7d9796f/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 bba23174e9e4d831d7eaec62ac588d2fe600f788877a16e65d55e2bf47a462bc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:10:29,097 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:10:29,151 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac016270-5659-4082-9311-dd37f7d9796f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-05 22:10:29,155 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:10:29,155 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:10:29,175 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:10:29,176 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:10:29,176 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:10:29,176 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:10:29,176 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:10:29,177 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:10:29,177 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:10:29,177 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:10:29,177 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:10:29,177 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:10:29,177 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:10:29,177 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:10:29,177 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:10:29,177 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:10:29,177 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:10:29,177 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:10:29,178 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:10:29,178 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:10:29,178 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:10:29,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:10:29,178 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:10:29,178 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:10:29,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:10:29,178 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:10:29,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:10:29,178 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_ac016270-5659-4082-9311-dd37f7d9796f/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 -> bba23174e9e4d831d7eaec62ac588d2fe600f788877a16e65d55e2bf47a462bc [2024-12-05 22:10:29,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:10:29,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:10:29,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:10:29,418 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:10:29,418 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:10:29,419 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac016270-5659-4082-9311-dd37f7d9796f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.4.prop1-back-serstep.c [2024-12-05 22:10:32,082 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac016270-5659-4082-9311-dd37f7d9796f/bin/ukojak-verify-CZk0znPC7b/data/7494fc8b9/86207c22263843b6a81a9f2f1d27ec6f/FLAGf6528d89a [2024-12-05 22:10:32,480 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:10:32,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac016270-5659-4082-9311-dd37f7d9796f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.4.prop1-back-serstep.c [2024-12-05 22:10:32,510 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac016270-5659-4082-9311-dd37f7d9796f/bin/ukojak-verify-CZk0znPC7b/data/7494fc8b9/86207c22263843b6a81a9f2f1d27ec6f/FLAGf6528d89a [2024-12-05 22:10:32,634 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac016270-5659-4082-9311-dd37f7d9796f/bin/ukojak-verify-CZk0znPC7b/data/7494fc8b9/86207c22263843b6a81a9f2f1d27ec6f [2024-12-05 22:10:32,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:10:32,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:10:32,638 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:10:32,638 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:10:32,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:10:32,642 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:10:32" (1/1) ... [2024-12-05 22:10:32,643 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d91c5c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:32, skipping insertion in model container [2024-12-05 22:10:32,643 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:10:32" (1/1) ... [2024-12-05 22:10:32,737 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:10:32,939 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_ac016270-5659-4082-9311-dd37f7d9796f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.4.prop1-back-serstep.c[1174,1187] [2024-12-05 22:10:33,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:10:33,757 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:10:33,767 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_ac016270-5659-4082-9311-dd37f7d9796f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.rether.4.prop1-back-serstep.c[1174,1187] [2024-12-05 22:10:34,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:10:34,284 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:10:34,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34 WrapperNode [2024-12-05 22:10:34,286 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:10:34,287 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:10:34,287 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:10:34,287 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:10:34,296 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34" (1/1) ... [2024-12-05 22:10:34,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34" (1/1) ... [2024-12-05 22:10:36,643 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 32855 [2024-12-05 22:10:36,643 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:10:36,644 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:10:36,644 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:10:36,644 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:10:36,652 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34" (1/1) ... [2024-12-05 22:10:36,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34" (1/1) ... [2024-12-05 22:10:37,055 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34" (1/1) ... [2024-12-05 22:10:37,055 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34" (1/1) ... [2024-12-05 22:10:37,746 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34" (1/1) ... [2024-12-05 22:10:37,851 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34" (1/1) ... [2024-12-05 22:10:37,957 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34" (1/1) ... [2024-12-05 22:10:38,078 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34" (1/1) ... [2024-12-05 22:10:38,154 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34" (1/1) ... [2024-12-05 22:10:38,499 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:10:38,500 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:10:38,500 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:10:38,500 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:10:38,501 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:10:34" (1/1) ... [2024-12-05 22:10:38,506 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:10:38,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac016270-5659-4082-9311-dd37f7d9796f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:10:38,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac016270-5659-4082-9311-dd37f7d9796f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:10:38,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac016270-5659-4082-9311-dd37f7d9796f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:10:38,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:10:38,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:10:38,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:10:38,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:10:40,003 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:10:40,005 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:13:26,569 INFO L? ?]: Removed 18135 outVars from TransFormulas that were not future-live. [2024-12-05 22:13:26,570 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:14:43,282 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:14:43,283 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-05 22:14:43,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:14:43 BoogieIcfgContainer [2024-12-05 22:14:43,283 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:14:43,285 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:14:43,285 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:14:43,304 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:14:43,304 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:14:43" (1/1) ... [2024-12-05 22:14:43,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:14:43,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:14:43,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-05 22:14:43,386 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-05 22:14:43,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:14:43,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:14:43,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:14:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:14:58,492 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 22:15:10,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.47s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:15:20,077 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:15:31,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:15:41,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:15:42,348 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:15:52,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:16:02,416 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:16:12,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:16:12,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:16:12,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-05 22:16:12,539 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-05 22:16:12,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:16:12,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:16:12,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:16:18,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:17:00,062 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 22:17:12,760 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.23s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:17:24,900 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 11.85s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:17:35,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:17:36,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:17:46,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:17:56,806 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:17:56,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:17:56,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2024-12-05 22:17:56,845 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2024-12-05 22:17:56,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:17:56,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:17:56,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:17:58,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:18:03,589 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 22:18:16,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:18:28,911 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:18:37,171 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.58s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:18:47,200 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:18:50,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.49s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:18:50,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:18:50,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 10 states and 15 transitions. [2024-12-05 22:18:50,710 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 15 transitions. [2024-12-05 22:18:50,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:18:50,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:18:50,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:18:54,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:19:05,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:19:20,010 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.67s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:19:32,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 12.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-12-05 22:19:40,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.86s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:19:49,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.31s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:19:50,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-05 22:19:50,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:19:50,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 11 states and 16 transitions. [2024-12-05 22:19:50,935 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 16 transitions. [2024-12-05 22:19:50,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:19:50,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:19:50,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms