./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_8.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_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/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_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/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_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/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 3d5c9a042714ec99fe52d86211c8b4da5d2ba3d5759e35d6939f68d62f0ae59d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:17:17,621 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:17:17,675 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 04:17:17,680 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:17:17,680 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:17:17,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:17:17,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:17:17,699 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:17:17,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:17:17,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:17:17,700 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:17:17,700 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:17:17,700 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:17:17,700 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:17:17,700 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:17:17,701 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:17:17,701 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:17:17,701 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:17:17,701 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:17:17,701 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:17:17,701 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:17:17,701 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:17:17,701 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:17:17,701 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:17:17,702 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:17:17,702 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:17:17,702 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:17:17,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:17:17,702 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:17:17,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:17:17,702 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:17:17,702 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:17:17,702 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:17:17,702 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_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/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 -> 3d5c9a042714ec99fe52d86211c8b4da5d2ba3d5759e35d6939f68d62f0ae59d [2024-12-06 04:17:17,905 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:17:17,912 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:17:17,914 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:17:17,915 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:17:17,915 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:17:17,916 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_3_8.i [2024-12-06 04:17:20,489 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/data/e9fe62d2a/63ce71644d454e19ab6610be001e2738/FLAG35753a473 [2024-12-06 04:17:20,688 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:17:20,688 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/sv-benchmarks/c/floats-cdfpl/newton_3_8.i [2024-12-06 04:17:20,694 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/data/e9fe62d2a/63ce71644d454e19ab6610be001e2738/FLAG35753a473 [2024-12-06 04:17:21,068 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/data/e9fe62d2a/63ce71644d454e19ab6610be001e2738 [2024-12-06 04:17:21,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:17:21,071 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:17:21,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:17:21,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:17:21,075 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:17:21,075 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,076 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa26c9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21, skipping insertion in model container [2024-12-06 04:17:21,076 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,088 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:17:21,232 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_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/sv-benchmarks/c/floats-cdfpl/newton_3_8.i[1764,1777] [2024-12-06 04:17:21,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:17:21,244 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:17:21,259 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_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/sv-benchmarks/c/floats-cdfpl/newton_3_8.i[1764,1777] [2024-12-06 04:17:21,259 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:17:21,272 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:17:21,273 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21 WrapperNode [2024-12-06 04:17:21,273 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:17:21,274 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:17:21,274 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:17:21,274 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:17:21,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,285 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,299 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-12-06 04:17:21,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:17:21,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:17:21,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:17:21,300 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:17:21,304 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,305 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,308 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,309 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,311 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,312 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,313 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:17:21,313 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:17:21,313 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:17:21,313 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:17:21,314 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,319 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:17:21,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:17:21,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:17:21,345 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:17:21,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:17:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-06 04:17:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-06 04:17:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-06 04:17:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-06 04:17:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:17:21,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:17:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:17:21,414 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:17:21,415 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:17:21,513 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-12-06 04:17:21,513 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:17:21,542 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:17:21,542 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:17:21,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:17:21 BoogieIcfgContainer [2024-12-06 04:17:21,543 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:17:21,544 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:17:21,544 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:17:21,553 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:17:21,553 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:17:21" (1/1) ... [2024-12-06 04:17:21,561 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:17:21,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:21,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-12-06 04:17:21,609 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-12-06 04:17:21,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:17:21,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:21,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:17:21,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:17:21,690 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:17:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:17:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:17:21,742 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:17:21,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:17:21,771 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 04:17:21,789 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 04:17:21 ImpRootNode [2024-12-06 04:17:21,789 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 04:17:21,790 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 04:17:21,790 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 04:17:21,790 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 04:17:21,791 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:17:21" (3/4) ... [2024-12-06 04:17:21,793 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 04:17:21,793 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 04:17:21,794 INFO L158 Benchmark]: Toolchain (without parser) took 722.77ms. Allocated memory is still 142.6MB. Free memory was 117.2MB in the beginning and 78.6MB in the end (delta: 38.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 04:17:21,794 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:17:21,795 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.18ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:17:21,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.78ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 104.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:17:21,795 INFO L158 Benchmark]: Boogie Preprocessor took 12.91ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 104.1MB in the end (delta: 676.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:17:21,796 INFO L158 Benchmark]: RCFGBuilder took 229.82ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 91.6MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:17:21,796 INFO L158 Benchmark]: CodeCheck took 245.79ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 79.0MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:17:21,797 INFO L158 Benchmark]: Witness Printer took 3.21ms. Allocated memory is still 142.6MB. Free memory was 78.8MB in the beginning and 78.6MB in the end (delta: 192.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:17:21,799 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 34, overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of someBinaryArithmeticFLOAToperation at line 46, overapproximation of someBinaryArithmeticFLOAToperation at line 42. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -2.0f && IN < 2.0f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -2.0f && IN < 2.0f) [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 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.18ms. Allocated memory is still 142.6MB. Free memory was 117.0MB in the beginning and 105.9MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.78ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 104.8MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 12.91ms. Allocated memory is still 142.6MB. Free memory was 104.8MB in the beginning and 104.1MB in the end (delta: 676.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 229.82ms. Allocated memory is still 142.6MB. Free memory was 103.9MB in the beginning and 91.6MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 245.79ms. Allocated memory is still 142.6MB. Free memory was 91.6MB in the beginning and 79.0MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.21ms. Allocated memory is still 142.6MB. Free memory was 78.8MB in the beginning and 78.6MB in the end (delta: 192.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 04:17:21,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/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 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_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/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_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/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 3d5c9a042714ec99fe52d86211c8b4da5d2ba3d5759e35d6939f68d62f0ae59d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:17:23,700 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:17:23,771 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 04:17:23,795 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:17:23,796 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:17:23,796 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:17:23,796 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:17:23,797 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:17:23,797 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:17:23,797 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:17:23,797 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 04:17:23,797 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 04:17:23,797 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:17:23,797 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:17:23,797 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:17:23,797 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:17:23,797 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:17:23,798 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:17:23,798 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:17:23,798 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 04:17:23,798 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:17:23,798 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:17:23,798 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:17:23,798 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:17:23,798 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:17:23,798 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:17:23,798 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:23,798 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:17:23,799 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:17:23,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:17:23,799 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:17:23,799 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:17:23,799 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:17:23,799 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:17:23,799 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:23,799 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:17:23,799 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_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/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 -> 3d5c9a042714ec99fe52d86211c8b4da5d2ba3d5759e35d6939f68d62f0ae59d [2024-12-06 04:17:24,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:17:24,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:17:24,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:17:24,045 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:17:24,046 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:17:24,047 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_3_8.i [2024-12-06 04:17:26,767 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/data/2e3bb4b61/3681ac4a2f374e03bff3f8209320dbbe/FLAG6032748cf [2024-12-06 04:17:26,939 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:17:26,940 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/sv-benchmarks/c/floats-cdfpl/newton_3_8.i [2024-12-06 04:17:26,947 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/data/2e3bb4b61/3681ac4a2f374e03bff3f8209320dbbe/FLAG6032748cf [2024-12-06 04:17:26,961 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/data/2e3bb4b61/3681ac4a2f374e03bff3f8209320dbbe [2024-12-06 04:17:26,964 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:17:26,965 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:17:26,966 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:17:26,967 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:17:26,971 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:17:26,971 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:17:26" (1/1) ... [2024-12-06 04:17:26,972 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bad3a19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:26, skipping insertion in model container [2024-12-06 04:17:26,972 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:17:26" (1/1) ... [2024-12-06 04:17:26,986 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:17:27,131 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_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/sv-benchmarks/c/floats-cdfpl/newton_3_8.i[1764,1777] [2024-12-06 04:17:27,133 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:17:27,145 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:17:27,161 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_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/sv-benchmarks/c/floats-cdfpl/newton_3_8.i[1764,1777] [2024-12-06 04:17:27,161 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:17:27,175 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:17:27,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27 WrapperNode [2024-12-06 04:17:27,176 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:17:27,177 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:17:27,177 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:17:27,177 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:17:27,183 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27" (1/1) ... [2024-12-06 04:17:27,190 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27" (1/1) ... [2024-12-06 04:17:27,205 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-12-06 04:17:27,205 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:17:27,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:17:27,206 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:17:27,206 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:17:27,212 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27" (1/1) ... [2024-12-06 04:17:27,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27" (1/1) ... [2024-12-06 04:17:27,215 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27" (1/1) ... [2024-12-06 04:17:27,215 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27" (1/1) ... [2024-12-06 04:17:27,221 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27" (1/1) ... [2024-12-06 04:17:27,221 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27" (1/1) ... [2024-12-06 04:17:27,223 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27" (1/1) ... [2024-12-06 04:17:27,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27" (1/1) ... [2024-12-06 04:17:27,225 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27" (1/1) ... [2024-12-06 04:17:27,227 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:17:27,228 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:17:27,228 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:17:27,228 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:17:27,229 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:17:27" (1/1) ... [2024-12-06 04:17:27,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:17:27,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:17:27,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:17:27,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:17:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:17:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-12-06 04:17:27,282 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-12-06 04:17:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:17:27,282 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-12-06 04:17:27,283 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-12-06 04:17:27,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:17:27,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:17:27,334 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:17:27,335 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:17:52,806 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-12-06 04:17:52,807 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:17:52,852 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:17:52,852 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 04:17:52,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:17:52 BoogieIcfgContainer [2024-12-06 04:17:52,852 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:17:52,853 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:17:52,853 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:17:52,859 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:17:52,859 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:17:52" (1/1) ... [2024-12-06 04:17:52,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:17:52,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:17:52,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-12-06 04:17:52,900 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-12-06 04:17:52,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-12-06 04:17:52,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:17:52,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:17:52,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:17:52,911 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:17:52,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fae2658d-5f63-4ab6-8f4a-5c4c3259aeb4/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process