./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/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_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/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 32bit --witnessprinter.graph.data.programhash b2a54f54b02d2bb65a6f46eeae11edba1907f4f082d2aaa313102e422e7e6122 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:56:54,671 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:56:54,723 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:56:54,727 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:56:54,727 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:56:54,744 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:56:54,744 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:56:54,745 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:56:54,745 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:56:54,745 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:56:54,745 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:56:54,745 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:56:54,746 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:56:54,746 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:56:54,746 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:56:54,746 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:56:54,746 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:56:54,746 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:56:54,746 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:56:54,746 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:56:54,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:56:54,746 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:56:54,747 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:56:54,747 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:56:54,747 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:56:54,747 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:56:54,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:56:54,747 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:56:54,747 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:56:54,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:56:54,747 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:56:54,748 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:56:54,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:56:54,748 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_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2a54f54b02d2bb65a6f46eeae11edba1907f4f082d2aaa313102e422e7e6122 [2024-12-05 22:56:54,949 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:56:54,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:56:54,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:56:54,958 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:56:54,959 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:56:54,960 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound5.c [2024-12-05 22:56:57,642 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/data/6daec5214/f3252b650b8c47ffab2f4e0b4996fe83/FLAGf0a6c1833 [2024-12-05 22:56:57,836 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:56:57,836 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound5.c [2024-12-05 22:56:57,841 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/data/6daec5214/f3252b650b8c47ffab2f4e0b4996fe83/FLAGf0a6c1833 [2024-12-05 22:56:58,216 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/data/6daec5214/f3252b650b8c47ffab2f4e0b4996fe83 [2024-12-05 22:56:58,218 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:56:58,219 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:56:58,220 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:56:58,220 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:56:58,223 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:56:58,223 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,224 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f9aea0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58, skipping insertion in model container [2024-12-05 22:56:58,224 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,233 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:56:58,332 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_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound5.c[458,471] [2024-12-05 22:56:58,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:56:58,352 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:56:58,359 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_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/sv-benchmarks/c/nla-digbench-scaling/ps4-ll_valuebound5.c[458,471] [2024-12-05 22:56:58,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:56:58,375 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:56:58,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58 WrapperNode [2024-12-05 22:56:58,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:56:58,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:56:58,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:56:58,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:56:58,380 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,385 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,396 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 37 [2024-12-05 22:56:58,396 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:56:58,397 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:56:58,397 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:56:58,397 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:56:58,401 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,402 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,403 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,405 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,408 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,410 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,411 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:56:58,412 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:56:58,412 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:56:58,412 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:56:58,413 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,418 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:56:58,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:56:58,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:56:58,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:56:58,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:56:58,462 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:56:58,462 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:56:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:56:58,462 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:56:58,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:56:58,505 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:56:58,506 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:56:58,591 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-05 22:56:58,591 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:56:58,625 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:56:58,625 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-05 22:56:58,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:56:58 BoogieIcfgContainer [2024-12-05 22:56:58,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:56:58,626 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:56:58,627 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:56:58,634 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:56:58,634 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:56:58" (1/1) ... [2024-12-05 22:56:58,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:56:58,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:58,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 13 states and 17 transitions. [2024-12-05 22:56:58,679 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 17 transitions. [2024-12-05 22:56:58,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 22:56:58,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:58,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:58,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:56:58,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:58,774 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:56:58,778 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:56:58,858 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 22:56:58,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-12-05 22:56:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-12-05 22:56:58,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 22:56:58,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:58,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:58,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:56:58,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:58,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 22:56:58,987 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:56:59,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:59,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:59,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2024-12-05 22:56:59,103 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2024-12-05 22:56:59,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-12-05 22:56:59,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:59,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:59,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:56:59,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:59,141 INFO L256 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 22:56:59,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:56:59,202 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:59,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:59,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2024-12-05 22:56:59,326 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2024-12-05 22:56:59,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:56:59,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:59,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:59,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:59,520 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:56:59,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:59,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 29 transitions. [2024-12-05 22:56:59,832 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2024-12-05 22:56:59,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 22:56:59,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:59,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:56:59,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:59,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 22:56:59,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:56:59,988 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:57:00,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:00,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 25 states and 43 transitions. [2024-12-05 22:57:00,439 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 43 transitions. [2024-12-05 22:57:00,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-05 22:57:00,440 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:00,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:57:00,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:00,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 22:57:00,485 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:57:00,550 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:57:00,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:00,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 46 transitions. [2024-12-05 22:57:00,779 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 46 transitions. [2024-12-05 22:57:00,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:57:00,780 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:00,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:00,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:00,869 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-12-05 22:57:01,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:01,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 27 states and 48 transitions. [2024-12-05 22:57:01,029 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 48 transitions. [2024-12-05 22:57:01,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:57:01,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:01,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:01,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:57:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:01,071 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-12-05 22:57:01,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:57:01,248 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 13 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-05 22:57:01,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:01,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 32 states and 60 transitions. [2024-12-05 22:57:01,892 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 60 transitions. [2024-12-05 22:57:01,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-05 22:57:01,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:01,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:57:01,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:01,930 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-12-05 22:57:01,932 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:57:02,026 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 6 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:57:02,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:02,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 33 states and 63 transitions. [2024-12-05 22:57:02,287 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 63 transitions. [2024-12-05 22:57:02,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:57:02,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:02,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:02,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:02,356 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-05 22:57:02,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:02,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 34 states and 65 transitions. [2024-12-05 22:57:02,513 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 65 transitions. [2024-12-05 22:57:02,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 22:57:02,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:02,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:02,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:57:02,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:02,551 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-12-05 22:57:02,553 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:57:02,732 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 22 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 22:57:03,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:03,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 39 states and 77 transitions. [2024-12-05 22:57:03,414 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 77 transitions. [2024-12-05 22:57:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-05 22:57:03,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:03,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:03,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:57:03,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:03,464 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 22:57:03,466 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:57:03,547 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 8 proven. 16 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-12-05 22:57:03,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:03,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 40 states and 80 transitions. [2024-12-05 22:57:03,852 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 80 transitions. [2024-12-05 22:57:03,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 22:57:03,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:03,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:03,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:03,913 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 21 proven. 4 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-12-05 22:57:04,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:04,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 41 states and 82 transitions. [2024-12-05 22:57:04,116 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 82 transitions. [2024-12-05 22:57:04,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-05 22:57:04,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:04,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:04,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:57:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:04,157 INFO L256 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-12-05 22:57:04,159 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:57:04,354 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-05 22:57:05,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:05,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 46 states and 94 transitions. [2024-12-05 22:57:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 94 transitions. [2024-12-05 22:57:05,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-05 22:57:05,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:05,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:05,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:57:05,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:05,269 INFO L256 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-12-05 22:57:05,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:57:05,363 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 10 proven. 25 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 22:57:05,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:05,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 47 states and 97 transitions. [2024-12-05 22:57:05,737 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 97 transitions. [2024-12-05 22:57:05,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-12-05 22:57:05,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:05,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:05,803 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 27 proven. 4 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-12-05 22:57:06,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:06,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 48 states and 99 transitions. [2024-12-05 22:57:06,011 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 99 transitions. [2024-12-05 22:57:06,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-05 22:57:06,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:06,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:57:06,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:06,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-05 22:57:06,052 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:57:06,520 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 11 proven. 46 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-05 22:57:08,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:08,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 61 states and 124 transitions. [2024-12-05 22:57:08,535 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 124 transitions. [2024-12-05 22:57:08,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-05 22:57:08,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:08,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:08,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:09,078 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 38 proven. 10 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 22:57:09,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:09,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 31 states and 47 transitions. [2024-12-05 22:57:09,991 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 47 transitions. [2024-12-05 22:57:09,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:57:09,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:09,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:10,052 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-12-05 22:57:10,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:10,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 26 states and 42 transitions. [2024-12-05 22:57:10,411 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 42 transitions. [2024-12-05 22:57:10,411 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 22:57:10,411 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2024-12-05 22:57:10,418 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 22:57:11,034 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 22:57:11,034 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 36) the Hoare annotation is: true [2024-12-05 22:57:11,034 INFO L77 FloydHoareUtils]: At program point L27-3(lines 27 36) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_main_~y~0#1| 0)) (.cse0 (= 5 |ULTIMATE.start_main_~y~0#1|))) (or (and .cse0 (= 225 |ULTIMATE.start_main_~x~0#1|)) (and .cse1 (= |ULTIMATE.start_main_~x~0#1| 0)) (and (not .cse1) (not (and .cse0 (= 5 |ULTIMATE.start_main_~k~0#1|)))))) [2024-12-05 22:57:11,034 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 22:57:11,034 INFO L77 FloydHoareUtils]: At program point L38(line 38) the Hoare annotation is: true [2024-12-05 22:57:11,035 INFO L77 FloydHoareUtils]: At program point L28(lines 27 36) the Hoare annotation is: (let ((.cse0 (= 5 |ULTIMATE.start_main_~y~0#1|)) (.cse1 (= |ULTIMATE.start_main_~y~0#1| 1)) (.cse3 (= 2 |ULTIMATE.start_main_~y~0#1|)) (.cse5 (= 3 |ULTIMATE.start_main_~y~0#1|)) (.cse4 (= |ULTIMATE.start_main_~y~0#1| 4)) (.cse2 (= |ULTIMATE.start_main_~y~0#1| 0))) (or (and .cse0 (= 225 |ULTIMATE.start_main_~x~0#1|)) (and .cse0 (< |ULTIMATE.start_main_~c~0#1| |ULTIMATE.start_main_~k~0#1|)) (and (= |ULTIMATE.start_main_~x~0#1| 1) .cse1) (and (not .cse2) (not (and .cse0 (= 5 |ULTIMATE.start_main_~k~0#1|))) (not (and (<= 2 |ULTIMATE.start_main_~k~0#1|) .cse3 (<= |ULTIMATE.start_main_~c~0#1| 2))) (not (and (<= |ULTIMATE.start_main_~c~0#1| 1) .cse1 (<= 1 |ULTIMATE.start_main_~k~0#1|))) (not (and (<= |ULTIMATE.start_main_~c~0#1| 4) .cse4 (<= 4 |ULTIMATE.start_main_~k~0#1|))) (not (and .cse5 (<= 3 |ULTIMATE.start_main_~k~0#1|) (<= |ULTIMATE.start_main_~c~0#1| 3)))) (and (= 9 |ULTIMATE.start_main_~x~0#1|) .cse3) (and (= |ULTIMATE.start_main_~x~0#1| 36) .cse5) (and (= |ULTIMATE.start_main_~x~0#1| 100) .cse4) (and .cse2 (= |ULTIMATE.start_main_~x~0#1| 0)))) [2024-12-05 22:57:11,035 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: true [2024-12-05 22:57:11,035 INFO L77 FloydHoareUtils]: At program point L11(lines 11 12) the Hoare annotation is: true [2024-12-05 22:57:11,035 INFO L77 FloydHoareUtils]: At program point L10(lines 10 13) the Hoare annotation is: (or (and (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond) (<= 1 __VERIFIER_assert_~cond)) (= __VERIFIER_assert_~cond 0)) [2024-12-05 22:57:11,035 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-05 22:57:11,035 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 9 15) the Hoare annotation is: (not (and (not (= |__VERIFIER_assert_#in~cond| 0)) (< |__VERIFIER_assert_#in~cond| 1))) [2024-12-05 22:57:11,035 INFO L77 FloydHoareUtils]: At program point L10-2(lines 9 15) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-05 22:57:11,035 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) the Hoare annotation is: true [2024-12-05 22:57:11,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:57:11 ImpRootNode [2024-12-05 22:57:11,050 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:57:11,051 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:57:11,051 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:57:11,051 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:57:11,052 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:56:58" (3/4) ... [2024-12-05 22:57:11,054 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 22:57:11,056 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-05 22:57:11,059 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-12-05 22:57:11,059 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-12-05 22:57:11,059 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-05 22:57:11,060 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 22:57:11,126 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:57:11,126 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:57:11,126 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:57:11,127 INFO L158 Benchmark]: Toolchain (without parser) took 12908.23ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 93.3MB in the beginning and 85.4MB in the end (delta: 7.8MB). Peak memory consumption was 120.3MB. Max. memory is 16.1GB. [2024-12-05 22:57:11,127 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:57:11,128 INFO L158 Benchmark]: CACSL2BoogieTranslator took 155.90ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 81.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:57:11,128 INFO L158 Benchmark]: Boogie Procedure Inliner took 20.41ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:57:11,128 INFO L158 Benchmark]: Boogie Preprocessor took 14.55ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.2MB in the end (delta: 674.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:57:11,128 INFO L158 Benchmark]: RCFGBuilder took 213.87ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 68.7MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 22:57:11,129 INFO L158 Benchmark]: CodeCheck took 12423.77ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 68.7MB in the beginning and 88.9MB in the end (delta: -20.2MB). Peak memory consumption was 95.2MB. Max. memory is 16.1GB. [2024-12-05 22:57:11,129 INFO L158 Benchmark]: Witness Printer took 75.54ms. Allocated memory is still 234.9MB. Free memory was 88.9MB in the beginning and 85.4MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:57:11,131 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.8s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 710 SdHoareTripleChecker+Valid, 8.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 321 mSDsluCounter, 387 SdHoareTripleChecker+Invalid, 7.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 134 mSDsCounter, 1946 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4776 IncrementalHoareTripleChecker+Invalid, 6722 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1946 mSolverCounterUnsat, 253 mSDtfsCounter, 4776 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4360 GetRequests, 4069 SyntacticMatches, 79 SemanticMatches, 212 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19625 ImplicationChecksByTransitivity, 8.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 503 NumberOfCodeBlocks, 503 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 484 ConstructedInterpolants, 0 QuantifiedInterpolants, 1616 SizeOfPredicates, 16 NumberOfNonLiveVariables, 1008 ConjunctsInSsa, 252 ConjunctsInUnsatCore, 19 InterpolantComputations, 2 PerfectInterpolantSequences, 664/873 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 12]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 9]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((0 < cond) || (cond == 0)) Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 73.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 155.90ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 81.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 20.41ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 14.55ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 80.2MB in the end (delta: 674.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 213.87ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 68.7MB in the end (delta: 11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 12423.77ms. Allocated memory was 117.4MB in the beginning and 234.9MB in the end (delta: 117.4MB). Free memory was 68.7MB in the beginning and 88.9MB in the end (delta: -20.2MB). Peak memory consumption was 95.2MB. Max. memory is 16.1GB. * Witness Printer took 75.54ms. Allocated memory is still 234.9MB. Free memory was 88.9MB in the beginning and 85.4MB in the end (delta: 3.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 22:57:11,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a6271ff-9dbf-4d46-b7f0-701bfa77cb9d/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE