./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.7.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_66166098-9b41-4fc2-aea1-c4e6857293c8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66166098-9b41-4fc2-aea1-c4e6857293c8/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_66166098-9b41-4fc2-aea1-c4e6857293c8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66166098-9b41-4fc2-aea1-c4e6857293c8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.7.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66166098-9b41-4fc2-aea1-c4e6857293c8/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_66166098-9b41-4fc2-aea1-c4e6857293c8/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 9f2e151467712439fbe703af9ec3366b3ad3af70f273689a921aa43f56052325 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 03:29:42,457 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 03:29:42,516 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66166098-9b41-4fc2-aea1-c4e6857293c8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 03:29:42,521 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 03:29:42,521 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 03:29:42,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 03:29:42,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 03:29:42,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 03:29:42,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 03:29:42,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 03:29:42,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 03:29:42,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 03:29:42,544 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 03:29:42,544 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 03:29:42,544 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 03:29:42,544 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 03:29:42,544 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 03:29:42,544 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 03:29:42,544 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 03:29:42,544 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 03:29:42,545 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 03:29:42,545 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 03:29:42,545 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 03:29:42,545 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 03:29:42,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:29:42,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 03:29:42,545 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 03:29:42,545 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 03:29:42,545 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 03:29:42,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 03:29:42,545 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_66166098-9b41-4fc2-aea1-c4e6857293c8/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 -> 9f2e151467712439fbe703af9ec3366b3ad3af70f273689a921aa43f56052325 [2024-12-06 03:29:42,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 03:29:42,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 03:29:42,792 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 03:29:42,793 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 03:29:42,793 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 03:29:42,794 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66166098-9b41-4fc2-aea1-c4e6857293c8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.7.prop1-back-serstep.c [2024-12-06 03:29:45,429 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66166098-9b41-4fc2-aea1-c4e6857293c8/bin/ukojak-verify-CZk0znPC7b/data/c660d415d/bdf40e7db9e84fa5a1ee07e7b14c56ee/FLAGa7d79d236 [2024-12-06 03:29:45,786 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 03:29:45,786 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66166098-9b41-4fc2-aea1-c4e6857293c8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.7.prop1-back-serstep.c [2024-12-06 03:29:45,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66166098-9b41-4fc2-aea1-c4e6857293c8/bin/ukojak-verify-CZk0znPC7b/data/c660d415d/bdf40e7db9e84fa5a1ee07e7b14c56ee/FLAGa7d79d236 [2024-12-06 03:29:45,823 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66166098-9b41-4fc2-aea1-c4e6857293c8/bin/ukojak-verify-CZk0znPC7b/data/c660d415d/bdf40e7db9e84fa5a1ee07e7b14c56ee [2024-12-06 03:29:45,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 03:29:45,827 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 03:29:45,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 03:29:45,829 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 03:29:45,833 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 03:29:45,834 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:29:45" (1/1) ... [2024-12-06 03:29:45,834 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@146b5493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:45, skipping insertion in model container [2024-12-06 03:29:45,834 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 03:29:45" (1/1) ... [2024-12-06 03:29:45,914 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 03:29:46,106 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_66166098-9b41-4fc2-aea1-c4e6857293c8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.7.prop1-back-serstep.c[1178,1191] [2024-12-06 03:29:46,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:29:46,692 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 03:29:46,702 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_66166098-9b41-4fc2-aea1-c4e6857293c8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.train-gate.7.prop1-back-serstep.c[1178,1191] [2024-12-06 03:29:47,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 03:29:47,034 INFO L204 MainTranslator]: Completed translation [2024-12-06 03:29:47,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47 WrapperNode [2024-12-06 03:29:47,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 03:29:47,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 03:29:47,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 03:29:47,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 03:29:47,041 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47" (1/1) ... [2024-12-06 03:29:47,128 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47" (1/1) ... [2024-12-06 03:29:48,613 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 19617 [2024-12-06 03:29:48,614 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 03:29:48,615 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 03:29:48,615 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 03:29:48,615 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 03:29:48,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47" (1/1) ... [2024-12-06 03:29:48,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47" (1/1) ... [2024-12-06 03:29:48,960 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47" (1/1) ... [2024-12-06 03:29:48,961 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47" (1/1) ... [2024-12-06 03:29:49,228 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47" (1/1) ... [2024-12-06 03:29:49,289 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47" (1/1) ... [2024-12-06 03:29:49,344 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47" (1/1) ... [2024-12-06 03:29:49,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47" (1/1) ... [2024-12-06 03:29:49,477 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47" (1/1) ... [2024-12-06 03:29:49,920 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 03:29:49,921 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 03:29:49,921 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 03:29:49,921 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 03:29:49,922 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 03:29:47" (1/1) ... [2024-12-06 03:29:49,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 03:29:49,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66166098-9b41-4fc2-aea1-c4e6857293c8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 03:29:49,954 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66166098-9b41-4fc2-aea1-c4e6857293c8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 03:29:49,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66166098-9b41-4fc2-aea1-c4e6857293c8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 03:29:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 03:29:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 03:29:49,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 03:29:49,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 03:29:51,063 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 03:29:51,065 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 03:30:33,641 INFO L? ?]: Removed 10903 outVars from TransFormulas that were not future-live. [2024-12-06 03:30:33,641 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 03:31:06,869 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 03:31:06,869 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 03:31:06,870 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:31:06 BoogieIcfgContainer [2024-12-06 03:31:06,870 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 03:31:06,871 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 03:31:06,871 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 03:31:06,887 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 03:31:06,887 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 03:31:06" (1/1) ... [2024-12-06 03:31:06,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 03:31:06,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:31:06,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 03:31:06,947 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 03:31:06,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:31:06,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:31:06,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:31:09,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:31:13,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:31:24,069 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.52s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:31:34,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:31:41,418 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.95s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:31:46,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.21s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:31:56,765 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:32:05,827 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.06s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:32:15,862 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:32:15,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:32:15,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-12-06 03:32:15,915 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-12-06 03:32:15,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:32:15,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:32:15,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:32:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:32:22,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:32:32,857 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.55s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:32:43,582 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.56s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:32:54,707 WARN L539 Checker$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 03:33:04,740 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 03:33:04,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:04,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2024-12-06 03:33:04,770 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2024-12-06 03:33:04,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:33:04,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:04,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:08,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:08,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:08,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 9 states and 13 transitions. [2024-12-06 03:33:08,398 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 13 transitions. [2024-12-06 03:33:08,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 03:33:08,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:08,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 03:33:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 03:33:14,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 03:33:25,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.67s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:33:36,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:33:46,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.49s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:33:48,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.80s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:33:58,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 03:33:58,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 03:33:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 10 states and 15 transitions. [2024-12-06 03:33:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 15 transitions. [2024-12-06 03:33:58,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 03:33:58,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 03:33:58,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms