./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_2.i --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_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c1d4d49264539a089c5128bd7fc98307efecaf11cb51350b8359b7fe239beab3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:04:01,306 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:04:01,368 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 03:04:01,373 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 03:04:01,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 03:04:01,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:04:01,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:04:01,397 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:04:01,397 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:04:01,397 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:04:01,397 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:04:01,397 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:04:01,398 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:04:01,398 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 03:04:01,398 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:04:01,398 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:04:01,398 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:04:01,398 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:04:01,398 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:04:01,398 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:04:01,398 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:04:01,398 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:04:01,399 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:04:01,399 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:04:01,399 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:04:01,399 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:04:01,399 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:04:01,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:04:01,399 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:04:01,400 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:04:01,400 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:04:01,400 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 03:04:01,400 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 03:04:01,400 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_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1d4d49264539a089c5128bd7fc98307efecaf11cb51350b8359b7fe239beab3 [2024-11-25 03:04:01,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:04:01,673 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:04:01,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:04:01,677 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:04:01,678 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:04:01,679 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-cdfpl/newton_3_2.i [2024-11-25 03:04:04,621 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/data/99e84062a/4032edb9d5944fe09d078c6b876b301e/FLAG71ea69c0a [2024-11-25 03:04:04,917 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:04:04,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/sv-benchmarks/c/floats-cdfpl/newton_3_2.i [2024-11-25 03:04:04,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/data/99e84062a/4032edb9d5944fe09d078c6b876b301e/FLAG71ea69c0a [2024-11-25 03:04:04,957 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/data/99e84062a/4032edb9d5944fe09d078c6b876b301e [2024-11-25 03:04:04,960 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:04:04,962 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:04:04,964 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:04:04,965 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:04:04,969 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:04:04,971 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:04:04" (1/1) ... [2024-11-25 03:04:04,972 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1953c4b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:04, skipping insertion in model container [2024-11-25 03:04:04,975 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:04:04" (1/1) ... [2024-11-25 03:04:04,992 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:04:05,190 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_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/sv-benchmarks/c/floats-cdfpl/newton_3_2.i[1764,1777] [2024-11-25 03:04:05,195 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:04:05,207 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:04:05,229 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_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/sv-benchmarks/c/floats-cdfpl/newton_3_2.i[1764,1777] [2024-11-25 03:04:05,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:04:05,250 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:04:05,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05 WrapperNode [2024-11-25 03:04:05,251 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:04:05,252 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:04:05,253 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:04:05,253 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:04:05,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,273 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,292 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-25 03:04:05,293 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:04:05,293 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:04:05,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:04:05,294 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:04:05,300 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,307 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,310 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,311 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,314 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,315 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,315 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,317 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:04:05,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:04:05,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:04:05,318 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:04:05,319 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:04:05,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:04:05,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:04:05,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:04:05,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:04:05,395 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-25 03:04:05,396 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-25 03:04:05,396 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-25 03:04:05,396 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-25 03:04:05,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 03:04:05,396 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:04:05,396 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:04:05,463 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:04:05,466 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:04:05,638 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-25 03:04:05,638 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:04:05,689 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:04:05,689 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:04:05,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:04:05 BoogieIcfgContainer [2024-11-25 03:04:05,690 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:04:05,691 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:04:05,691 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:04:05,701 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:04:05,702 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:04:05" (1/1) ... [2024-11-25 03:04:05,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:04:05,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:05,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-25 03:04:05,766 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-25 03:04:05,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 03:04:05,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:05,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:04:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:04:05,860 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:04:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:04:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:04:05,923 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 03:04:05,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 03:04:05,959 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 03:04:05,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 03:04:05 ImpRootNode [2024-11-25 03:04:05,990 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 03:04:05,991 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 03:04:05,991 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 03:04:05,991 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 03:04:05,992 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:04:05" (3/4) ... [2024-11-25 03:04:05,994 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 03:04:05,994 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 03:04:05,995 INFO L158 Benchmark]: Toolchain (without parser) took 1033.70ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 54.1MB in the end (delta: 38.2MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 03:04:05,996 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:04:05,996 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.39ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 81.1MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:04:05,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.37ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.8MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:04:05,997 INFO L158 Benchmark]: Boogie Preprocessor took 23.66ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 79.0MB in the end (delta: 846.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:04:05,997 INFO L158 Benchmark]: RCFGBuilder took 372.40ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 67.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 03:04:05,998 INFO L158 Benchmark]: CodeCheck took 299.30ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 54.1MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 03:04:05,998 INFO L158 Benchmark]: Witness Printer took 4.03ms. Allocated memory is still 117.4MB. Free memory is still 54.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 03:04:06,001 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 3 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 - UnprovableResult [Line: 51]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryArithmeticFLOAToperation at line 46, overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of someBinaryArithmeticFLOAToperation at line 34, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.4f && IN < 0.4f) [L42] CALL, EXPR f(IN) VAL [\old(x)=2] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) VAL [IN=2] [L42] CALL, EXPR fp(IN) VAL [\old(x)=2] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) VAL [IN=2] [L42] float x = IN - f(IN)/fp(IN); [L44] CALL, EXPR f(x) VAL [\old(x)=3] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L44] RET, EXPR f(x) VAL [IN=2, x=3] [L44] CALL, EXPR fp(x) VAL [\old(x)=3] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L44] RET, EXPR fp(x) VAL [IN=2, x=3] [L44] x = x - f(x)/fp(x) [L46] CALL, EXPR f(x) VAL [\old(x)=4] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L46] RET, EXPR f(x) VAL [IN=2, x=4] [L46] CALL, EXPR fp(x) VAL [\old(x)=4] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L46] RET, EXPR fp(x) VAL [IN=2, x=4] [L46] x = x - f(x)/fp(x) [L50] COND TRUE !(x < 0.1) VAL [IN=2] [L51] reach_error() VAL [IN=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.39ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 81.1MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.37ms. Allocated memory is still 117.4MB. Free memory was 80.8MB in the beginning and 79.8MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.66ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 79.0MB in the end (delta: 846.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 372.40ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 67.3MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 299.30ms. Allocated memory is still 117.4MB. Free memory was 67.3MB in the beginning and 54.1MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.03ms. Allocated memory is still 117.4MB. Free memory is still 54.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 03:04:06,021 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c1d4d49264539a089c5128bd7fc98307efecaf11cb51350b8359b7fe239beab3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 03:04:08,878 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 03:04:09,033 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 03:04:09,084 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 03:04:09,085 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 03:04:09,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 03:04:09,086 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 03:04:09,086 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 03:04:09,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 03:04:09,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 03:04:09,088 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 03:04:09,088 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 03:04:09,088 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 03:04:09,088 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 03:04:09,088 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 03:04:09,089 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 03:04:09,089 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 03:04:09,089 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 03:04:09,089 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 03:04:09,089 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 03:04:09,089 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 03:04:09,089 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 03:04:09,089 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 03:04:09,089 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 03:04:09,091 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 03:04:09,091 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 03:04:09,091 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:04:09,091 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 03:04:09,091 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 03:04:09,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:04:09,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 03:04:09,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 03:04:09,092 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 03:04:09,092 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 03:04:09,092 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 03:04:09,092 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 03:04:09,092 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_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1d4d49264539a089c5128bd7fc98307efecaf11cb51350b8359b7fe239beab3 [2024-11-25 03:04:09,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 03:04:09,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 03:04:09,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 03:04:09,478 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 03:04:09,479 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 03:04:09,483 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-cdfpl/newton_3_2.i [2024-11-25 03:04:12,530 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/data/0cf069581/a441b22eae684848b7c3ced60fa31bcf/FLAG216701fc2 [2024-11-25 03:04:12,757 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 03:04:12,758 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/sv-benchmarks/c/floats-cdfpl/newton_3_2.i [2024-11-25 03:04:12,764 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/data/0cf069581/a441b22eae684848b7c3ced60fa31bcf/FLAG216701fc2 [2024-11-25 03:04:12,779 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/data/0cf069581/a441b22eae684848b7c3ced60fa31bcf [2024-11-25 03:04:12,781 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 03:04:12,783 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 03:04:12,784 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 03:04:12,784 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 03:04:12,789 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 03:04:12,790 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:04:12" (1/1) ... [2024-11-25 03:04:12,791 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fbcf8a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:12, skipping insertion in model container [2024-11-25 03:04:12,791 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 03:04:12" (1/1) ... [2024-11-25 03:04:12,807 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 03:04:12,979 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_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/sv-benchmarks/c/floats-cdfpl/newton_3_2.i[1764,1777] [2024-11-25 03:04:12,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:04:12,996 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 03:04:13,015 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_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/sv-benchmarks/c/floats-cdfpl/newton_3_2.i[1764,1777] [2024-11-25 03:04:13,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 03:04:13,033 INFO L204 MainTranslator]: Completed translation [2024-11-25 03:04:13,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13 WrapperNode [2024-11-25 03:04:13,034 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 03:04:13,035 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 03:04:13,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 03:04:13,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 03:04:13,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13" (1/1) ... [2024-11-25 03:04:13,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13" (1/1) ... [2024-11-25 03:04:13,079 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-25 03:04:13,079 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 03:04:13,081 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 03:04:13,081 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 03:04:13,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 03:04:13,088 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13" (1/1) ... [2024-11-25 03:04:13,089 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13" (1/1) ... [2024-11-25 03:04:13,093 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13" (1/1) ... [2024-11-25 03:04:13,093 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13" (1/1) ... [2024-11-25 03:04:13,107 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13" (1/1) ... [2024-11-25 03:04:13,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13" (1/1) ... [2024-11-25 03:04:13,114 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13" (1/1) ... [2024-11-25 03:04:13,116 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13" (1/1) ... [2024-11-25 03:04:13,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13" (1/1) ... [2024-11-25 03:04:13,122 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 03:04:13,123 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 03:04:13,123 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 03:04:13,123 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 03:04:13,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 03:04:13" (1/1) ... [2024-11-25 03:04:13,139 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 03:04:13,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 03:04:13,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 03:04:13,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 03:04:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 03:04:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-25 03:04:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-25 03:04:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 03:04:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-25 03:04:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-25 03:04:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 03:04:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 03:04:13,293 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 03:04:13,295 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 03:04:40,613 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-25 03:04:40,613 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 03:04:40,711 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 03:04:40,711 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 03:04:40,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:04:40 BoogieIcfgContainer [2024-11-25 03:04:40,712 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 03:04:40,714 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 03:04:40,714 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 03:04:40,725 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 03:04:40,725 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 03:04:40" (1/1) ... [2024-11-25 03:04:40,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 03:04:40,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:04:40,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-25 03:04:40,798 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-25 03:04:40,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 03:04:40,804 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:04:40,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 03:04:40,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 03:04:40,809 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 03:04:40,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fba18c7c-15b8-4f6d-94a1-9d0265b128ef/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process