./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk --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 1bf653052dcd565496dd2bb2fc39dec2e1795b1b77fb1f137fb0bb16a87a196d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:25:44,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:25:44,133 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:25:44,138 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:25:44,138 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:25:44,177 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:25:44,178 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:25:44,178 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:25:44,179 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:25:44,181 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:25:44,181 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:25:44,182 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:25:44,182 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:25:44,185 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:25:44,186 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:25:44,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:25:44,186 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:25:44,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:25:44,187 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:25:44,187 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:25:44,188 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:25:44,189 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:25:44,189 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:25:44,190 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:25:44,190 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:25:44,190 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:25:44,191 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:25:44,191 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:25:44,192 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:25:44,192 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:25:44,192 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:25:44,193 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:25:44,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:25:44,194 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1bf653052dcd565496dd2bb2fc39dec2e1795b1b77fb1f137fb0bb16a87a196d [2024-11-08 22:25:44,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:25:44,494 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:25:44,497 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:25:44,498 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:25:44,498 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:25:44,500 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_1_1.i Unable to find full path for "g++" [2024-11-08 22:25:46,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:25:46,892 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:25:46,893 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/sv-benchmarks/c/floats-cdfpl/newton_1_1.i [2024-11-08 22:25:46,909 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/data/6945caca4/f0dff51829624802a8dff41ea5ea56b9/FLAGb49348238 [2024-11-08 22:25:47,266 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/data/6945caca4/f0dff51829624802a8dff41ea5ea56b9 [2024-11-08 22:25:47,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:25:47,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:25:47,272 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:25:47,272 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:25:47,278 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:25:47,279 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,280 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc6314f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47, skipping insertion in model container [2024-11-08 22:25:47,280 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,301 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:25:47,492 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_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/sv-benchmarks/c/floats-cdfpl/newton_1_1.i[1722,1735] [2024-11-08 22:25:47,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:25:47,510 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:25:47,526 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_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/sv-benchmarks/c/floats-cdfpl/newton_1_1.i[1722,1735] [2024-11-08 22:25:47,527 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:25:47,545 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:25:47,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47 WrapperNode [2024-11-08 22:25:47,546 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:25:47,547 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:25:47,547 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:25:47,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:25:47,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,560 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,574 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-11-08 22:25:47,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:25:47,576 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:25:47,577 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:25:47,577 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:25:47,587 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,588 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,588 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,593 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,595 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,596 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,598 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:25:47,599 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:25:47,599 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:25:47,599 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:25:47,600 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:25:47,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:25:47,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:25:47,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:25:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:25:47,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:25:47,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:25:47,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:25:47,748 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:25:47,751 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:25:47,854 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-08 22:25:47,855 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:25:47,903 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:25:47,903 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:25:47,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:25:47 BoogieIcfgContainer [2024-11-08 22:25:47,904 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:25:47,905 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:25:47,905 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:25:47,917 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:25:47,917 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:25:47" (1/1) ... [2024-11-08 22:25:47,926 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:25:47,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:47,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 22:25:47,974 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 22:25:47,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:25:47,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:25:47,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:25:48,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:25:48,095 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:25:48,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:25:48,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:25:48,201 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:25:48,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:25:48,227 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:25:48,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:25:48 ImpRootNode [2024-11-08 22:25:48,255 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:25:48,260 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:25:48,260 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:25:48,260 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:25:48,261 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:25:47" (3/4) ... [2024-11-08 22:25:48,265 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:25:48,266 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:25:48,267 INFO L158 Benchmark]: Toolchain (without parser) took 996.45ms. Allocated memory was 130.0MB in the beginning and 184.5MB in the end (delta: 54.5MB). Free memory was 92.0MB in the beginning and 153.0MB in the end (delta: -61.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:25:48,268 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 130.0MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:25:48,269 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.16ms. Allocated memory is still 130.0MB. Free memory was 91.6MB in the beginning and 79.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:25:48,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.29ms. Allocated memory is still 130.0MB. Free memory was 79.0MB in the beginning and 77.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:25:48,272 INFO L158 Benchmark]: Boogie Preprocessor took 21.83ms. Allocated memory is still 130.0MB. Free memory was 77.5MB in the beginning and 76.6MB in the end (delta: 921.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:25:48,272 INFO L158 Benchmark]: RCFGBuilder took 305.38ms. Allocated memory is still 130.0MB. Free memory was 76.6MB in the beginning and 65.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:25:48,273 INFO L158 Benchmark]: CodeCheck took 350.37ms. Allocated memory was 130.0MB in the beginning and 184.5MB in the end (delta: 54.5MB). Free memory was 65.7MB in the beginning and 154.1MB in the end (delta: -88.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:25:48,275 INFO L158 Benchmark]: Witness Printer took 7.03ms. Allocated memory is still 184.5MB. Free memory was 154.0MB in the beginning and 153.0MB in the end (delta: 987.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:25:48,278 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 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 3 NumberOfCodeBlocks, 3 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 29. 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) [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) [L42] CALL, EXPR fp(IN) [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) [L42] float x = IN - f(IN)/fp(IN); [L50] COND TRUE !(x < 0.1) [L51] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 130.0MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.16ms. Allocated memory is still 130.0MB. Free memory was 91.6MB in the beginning and 79.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.29ms. Allocated memory is still 130.0MB. Free memory was 79.0MB in the beginning and 77.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 21.83ms. Allocated memory is still 130.0MB. Free memory was 77.5MB in the beginning and 76.6MB in the end (delta: 921.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 305.38ms. Allocated memory is still 130.0MB. Free memory was 76.6MB in the beginning and 65.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 350.37ms. Allocated memory was 130.0MB in the beginning and 184.5MB in the end (delta: 54.5MB). Free memory was 65.7MB in the beginning and 154.1MB in the end (delta: -88.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 7.03ms. Allocated memory is still 184.5MB. Free memory was 154.0MB in the beginning and 153.0MB in the end (delta: 987.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:25:48,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk --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 1bf653052dcd565496dd2bb2fc39dec2e1795b1b77fb1f137fb0bb16a87a196d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:25:50,843 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:25:50,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:25:50,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:25:50,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:25:50,972 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:25:50,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:25:50,977 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:25:50,977 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:25:50,978 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:25:50,978 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:25:50,979 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:25:50,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:25:50,981 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:25:50,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:25:50,982 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:25:50,983 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:25:50,983 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:25:50,983 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:25:50,984 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:25:50,988 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:25:50,989 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:25:50,989 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:25:50,990 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:25:50,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:25:50,990 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:25:50,991 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:25:50,991 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:25:50,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:25:50,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:25:50,992 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:25:50,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:25:50,994 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:25:50,994 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:25:50,995 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:25:50,995 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:25:50,995 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1bf653052dcd565496dd2bb2fc39dec2e1795b1b77fb1f137fb0bb16a87a196d [2024-11-08 22:25:51,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:25:51,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:25:51,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:25:51,506 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:25:51,507 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:25:51,509 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_1_1.i Unable to find full path for "g++" [2024-11-08 22:25:53,570 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:25:53,825 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:25:53,826 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/sv-benchmarks/c/floats-cdfpl/newton_1_1.i [2024-11-08 22:25:53,832 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/data/4a35dfe68/76e15ef264af452dac0b183b5640cb3b/FLAG781dd302f [2024-11-08 22:25:53,847 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/data/4a35dfe68/76e15ef264af452dac0b183b5640cb3b [2024-11-08 22:25:53,850 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:25:53,851 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:25:53,853 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:25:53,853 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:25:53,858 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:25:53,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:25:53" (1/1) ... [2024-11-08 22:25:53,860 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29b00c4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:53, skipping insertion in model container [2024-11-08 22:25:53,861 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:25:53" (1/1) ... [2024-11-08 22:25:53,883 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:25:54,092 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_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/sv-benchmarks/c/floats-cdfpl/newton_1_1.i[1722,1735] [2024-11-08 22:25:54,096 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:25:54,120 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:25:54,147 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_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/sv-benchmarks/c/floats-cdfpl/newton_1_1.i[1722,1735] [2024-11-08 22:25:54,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:25:54,187 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:25:54,188 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:54 WrapperNode [2024-11-08 22:25:54,188 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:25:54,189 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:25:54,190 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:25:54,190 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:25:54,198 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:54" (1/1) ... [2024-11-08 22:25:54,220 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:54" (1/1) ... [2024-11-08 22:25:54,243 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-11-08 22:25:54,245 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:25:54,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:25:54,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:25:54,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:25:54,263 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:54" (1/1) ... [2024-11-08 22:25:54,264 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:54" (1/1) ... [2024-11-08 22:25:54,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:54" (1/1) ... [2024-11-08 22:25:54,266 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:54" (1/1) ... [2024-11-08 22:25:54,305 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:54" (1/1) ... [2024-11-08 22:25:54,311 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:54" (1/1) ... [2024-11-08 22:25:54,321 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:54" (1/1) ... [2024-11-08 22:25:54,322 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:54" (1/1) ... [2024-11-08 22:25:54,328 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:25:54,329 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:25:54,329 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:25:54,329 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:25:54,330 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:25:54" (1/1) ... [2024-11-08 22:25:54,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:25:54,365 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:25:54,379 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:25:54,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:25:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:25:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:25:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:25:54,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:25:54,512 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:25:54,515 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:26:16,013 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-08 22:26:16,014 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:26:16,102 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:26:16,102 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:26:16,103 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:16 BoogieIcfgContainer [2024-11-08 22:26:16,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:26:16,104 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:26:16,104 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:26:16,117 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:26:16,117 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:26:16" (1/1) ... [2024-11-08 22:26:16,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:26:16,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:16,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-08 22:26:16,189 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-08 22:26:16,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-08 22:26:16,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:16,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:16,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:26:16,195 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:26:16,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:30:55,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:55,085 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:31:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:31:05,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:31:05,958 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 22:31:05,965 INFO L158 Benchmark]: Toolchain (without parser) took 312110.27ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 47.9MB in the beginning and 50.5MB in the end (delta: -2.6MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-11-08 22:31:05,966 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 86.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:31:05,967 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.62ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 34.4MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:31:05,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.30ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 34.4MB in the beginning and 73.1MB in the end (delta: -38.7MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2024-11-08 22:31:05,971 INFO L158 Benchmark]: Boogie Preprocessor took 81.24ms. Allocated memory is still 94.4MB. Free memory was 73.1MB in the beginning and 71.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:31:05,973 INFO L158 Benchmark]: RCFGBuilder took 21774.61ms. Allocated memory is still 94.4MB. Free memory was 71.9MB in the beginning and 58.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:31:05,976 INFO L158 Benchmark]: CodeCheck took 289856.65ms. Allocated memory is still 94.4MB. Free memory was 58.5MB in the beginning and 50.5MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:31:05,984 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 71.3MB. Free memory was 46.9MB in the beginning and 46.8MB in the end (delta: 86.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.62ms. Allocated memory is still 71.3MB. Free memory was 47.6MB in the beginning and 34.4MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.30ms. Allocated memory was 71.3MB in the beginning and 94.4MB in the end (delta: 23.1MB). Free memory was 34.4MB in the beginning and 73.1MB in the end (delta: -38.7MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.24ms. Allocated memory is still 94.4MB. Free memory was 73.1MB in the beginning and 71.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 21774.61ms. Allocated memory is still 94.4MB. Free memory was 71.9MB in the beginning and 58.5MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 289856.65ms. Allocated memory is still 94.4MB. Free memory was 58.5MB in the beginning and 50.5MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:31:06,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_41ade9db-0cd3-4149-9a2a-3c055daf5cb9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown