./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm --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 487cb753ab668f0dc3893a3ab2fa6b5020a9a953baa1eebb275c5ff36ca3ae95 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:52:56,213 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:52:56,326 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:52:56,332 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:52:56,332 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:52:56,359 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:52:56,360 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:52:56,360 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:52:56,361 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:52:56,361 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:52:56,361 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:52:56,361 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:52:56,361 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:52:56,361 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:52:56,362 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:52:56,362 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:52:56,362 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:52:56,362 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:52:56,362 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:52:56,363 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:52:56,363 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:52:56,363 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:52:56,363 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:52:56,363 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:52:56,363 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:52:56,364 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:52:56,364 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:52:56,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:56,364 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:52:56,364 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:52:56,364 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:52:56,364 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:52:56,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:52:56,364 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_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm 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 -> 487cb753ab668f0dc3893a3ab2fa6b5020a9a953baa1eebb275c5ff36ca3ae95 [2024-11-13 20:52:56,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:52:56,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:52:56,736 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:52:56,738 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:52:56,738 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:52:56,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_1.i Unable to find full path for "g++" [2024-11-13 20:52:58,791 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:52:59,067 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:52:59,068 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/sv-benchmarks/c/floats-cdfpl/newton_3_1.i [2024-11-13 20:52:59,077 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/data/7c9960d6c/f7435167e1694ec290ea4bf5a5902671/FLAG0488e2ea9 [2024-11-13 20:52:59,094 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/data/7c9960d6c/f7435167e1694ec290ea4bf5a5902671 [2024-11-13 20:52:59,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:52:59,099 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:52:59,101 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:59,101 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:52:59,106 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:52:59,107 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f42744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59, skipping insertion in model container [2024-11-13 20:52:59,109 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,128 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:52:59,363 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_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/sv-benchmarks/c/floats-cdfpl/newton_3_1.i[1764,1777] [2024-11-13 20:52:59,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:59,383 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:52:59,404 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_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/sv-benchmarks/c/floats-cdfpl/newton_3_1.i[1764,1777] [2024-11-13 20:52:59,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:52:59,422 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:52:59,423 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59 WrapperNode [2024-11-13 20:52:59,423 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:52:59,424 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:59,424 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:52:59,425 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:52:59,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,438 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,460 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-13 20:52:59,460 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:52:59,462 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:52:59,463 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:52:59,463 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:52:59,471 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,472 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,474 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,474 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,479 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,481 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,483 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:52:59,486 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:52:59,486 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:52:59,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:52:59,487 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:52:59,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:52:59,523 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:52:59,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:52:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:52:59,562 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 20:52:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 20:52:59,563 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 20:52:59,563 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 20:52:59,563 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:52:59,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:52:59,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:52:59,666 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:52:59,669 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:52:59,874 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-13 20:52:59,875 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:52:59,944 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:52:59,945 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:52:59,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:59 BoogieIcfgContainer [2024-11-13 20:52:59,946 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:52:59,947 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:52:59,947 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:52:59,961 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:52:59,961 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:59" (1/1) ... [2024-11-13 20:52:59,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:53:00,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:00,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 20:53:00,048 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 20:53:00,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:53:00,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:00,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:53:00,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:00,167 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:53:00,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:00,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:00,292 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:53:00,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:53:00,372 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:53:00,425 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:53:00 ImpRootNode [2024-11-13 20:53:00,425 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:53:00,430 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:53:00,430 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:53:00,430 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:53:00,431 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:52:59" (3/4) ... [2024-11-13 20:53:00,436 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:53:00,442 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:53:00,443 INFO L158 Benchmark]: Toolchain (without parser) took 1344.28ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 54.4MB in the end (delta: 37.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 20:53:00,444 INFO L158 Benchmark]: CDTParser took 0.51ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:00,444 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.07ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 81.2MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:53:00,445 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.09ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:53:00,446 INFO L158 Benchmark]: Boogie Preprocessor took 22.37ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.3MB in the end (delta: 720.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:53:00,446 INFO L158 Benchmark]: RCFGBuilder took 460.42ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 67.4MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:53:00,447 INFO L158 Benchmark]: CodeCheck took 481.88ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 54.7MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:53:00,448 INFO L158 Benchmark]: Witness Printer took 12.23ms. Allocated memory is still 117.4MB. Free memory was 54.7MB in the beginning and 54.4MB in the end (delta: 320.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:53:00,457 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: 0.4s, 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 - 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 34, overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 42, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -0.2f && IN < 0.2f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.2f && IN < 0.2f) [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 0.51ms. Allocated memory is still 117.4MB. Free memory is still 74.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.07ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 81.2MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.09ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 22.37ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.3MB in the end (delta: 720.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 460.42ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 67.4MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 481.88ms. Allocated memory is still 117.4MB. Free memory was 67.4MB in the beginning and 54.7MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 12.23ms. Allocated memory is still 117.4MB. Free memory was 54.7MB in the beginning and 54.4MB in the end (delta: 320.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:53:00,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/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_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm --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 487cb753ab668f0dc3893a3ab2fa6b5020a9a953baa1eebb275c5ff36ca3ae95 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:53:03,520 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:53:03,678 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:53:03,721 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:53:03,722 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:53:03,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:53:03,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:53:03,723 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:53:03,723 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:53:03,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:53:03,723 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:53:03,724 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:53:03,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:53:03,724 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:53:03,724 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:53:03,724 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:53:03,724 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:53:03,724 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:53:03,724 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:53:03,725 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:53:03,725 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:53:03,727 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:53:03,728 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:53:03,728 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:53:03,728 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:53:03,729 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:53:03,729 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:03,729 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:53:03,729 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:53:03,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:53:03,730 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:53:03,730 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:53:03,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:53:03,730 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:53:03,730 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:03,730 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:53:03,730 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_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm 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 -> 487cb753ab668f0dc3893a3ab2fa6b5020a9a953baa1eebb275c5ff36ca3ae95 [2024-11-13 20:53:04,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:53:04,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:53:04,103 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:53:04,105 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:53:04,105 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:53:04,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_3_1.i Unable to find full path for "g++" [2024-11-13 20:53:06,230 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:53:06,490 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:53:06,494 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/sv-benchmarks/c/floats-cdfpl/newton_3_1.i [2024-11-13 20:53:06,505 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/data/0a5cb8a42/c295cff41b22494a97f99bacde50df27/FLAG6f40d5845 [2024-11-13 20:53:06,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/data/0a5cb8a42/c295cff41b22494a97f99bacde50df27 [2024-11-13 20:53:06,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:53:06,539 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:53:06,540 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:53:06,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:53:06,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:53:06,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b73c2e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06, skipping insertion in model container [2024-11-13 20:53:06,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,574 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:53:06,790 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_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/sv-benchmarks/c/floats-cdfpl/newton_3_1.i[1764,1777] [2024-11-13 20:53:06,795 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:06,815 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:53:06,846 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_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/sv-benchmarks/c/floats-cdfpl/newton_3_1.i[1764,1777] [2024-11-13 20:53:06,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:53:06,871 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:53:06,872 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06 WrapperNode [2024-11-13 20:53:06,873 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:53:06,874 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:53:06,874 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:53:06,874 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:53:06,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,896 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,919 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-13 20:53:06,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:53:06,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:53:06,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:53:06,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:53:06,930 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,958 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,965 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,966 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,972 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:53:06,973 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:53:06,973 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:53:06,977 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:53:06,979 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:53:06" (1/1) ... [2024-11-13 20:53:06,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:53:07,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:53:07,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:53:07,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:53:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:53:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 20:53:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 20:53:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:53:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 20:53:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 20:53:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:53:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:53:07,126 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:53:07,128 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:53:26,153 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 20:53:26,153 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:53:26,237 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:53:26,237 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:53:26,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:26 BoogieIcfgContainer [2024-11-13 20:53:26,238 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:53:26,239 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:53:26,239 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:53:26,254 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:53:26,254 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:53:26" (1/1) ... [2024-11-13 20:53:26,262 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:53:26,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:53:26,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-13 20:53:26,326 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-13 20:53:26,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 20:53:26,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:53:26,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:53:26,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:53:26,338 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:53:26,340 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6ea6da18-7ac9-4a2e-beea-1167ee2f8851/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process