./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/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_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/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_78b04704-b473-4367-b3a9-05157e7d2e7c/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 1bf653052dcd565496dd2bb2fc39dec2e1795b1b77fb1f137fb0bb16a87a196d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:22:45,545 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:22:45,632 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:22:45,643 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:22:45,643 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:22:45,686 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:22:45,687 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:22:45,690 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:22:45,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:22:45,691 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:22:45,691 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:22:45,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:22:45,691 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:22:45,691 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:22:45,691 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:22:45,691 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:22:45,692 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:22:45,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:22:45,694 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:22:45,694 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:22:45,694 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:22:45,694 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:22:45,694 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:22:45,694 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:22:45,694 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:22:45,695 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:22:45,695 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:22:45,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:45,696 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:22:45,696 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:22:45,696 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:22:45,696 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:22:45,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:22:45,697 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_78b04704-b473-4367-b3a9-05157e7d2e7c/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 -> 1bf653052dcd565496dd2bb2fc39dec2e1795b1b77fb1f137fb0bb16a87a196d [2024-11-13 20:22:46,009 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:22:46,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:22:46,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:22:46,022 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:22:46,023 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:22:46,024 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_1_1.i Unable to find full path for "g++" [2024-11-13 20:22:47,930 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:22:48,223 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:22:48,231 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/sv-benchmarks/c/floats-cdfpl/newton_1_1.i [2024-11-13 20:22:48,265 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/data/36746a328/bd6fa0d490c2416e95950c528a8a76cd/FLAG0b4864a82 [2024-11-13 20:22:48,303 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/data/36746a328/bd6fa0d490c2416e95950c528a8a76cd [2024-11-13 20:22:48,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:22:48,308 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:22:48,309 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:48,309 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:22:48,314 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:22:48,315 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,317 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75be9ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48, skipping insertion in model container [2024-11-13 20:22:48,317 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,331 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:22:48,514 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_78b04704-b473-4367-b3a9-05157e7d2e7c/sv-benchmarks/c/floats-cdfpl/newton_1_1.i[1722,1735] [2024-11-13 20:22:48,517 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:48,528 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:22:48,550 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_78b04704-b473-4367-b3a9-05157e7d2e7c/sv-benchmarks/c/floats-cdfpl/newton_1_1.i[1722,1735] [2024-11-13 20:22:48,552 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:48,572 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:22:48,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48 WrapperNode [2024-11-13 20:22:48,572 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:48,573 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:48,574 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:22:48,574 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:22:48,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,614 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-11-13 20:22:48,615 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:48,615 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:22:48,615 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:22:48,616 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:22:48,623 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,626 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,630 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,639 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,640 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,645 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:22:48,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:22:48,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:22:48,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:22:48,647 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:48,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:22:48,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:22:48,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:22:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:22:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:22:48,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:22:48,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:22:48,792 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:22:48,794 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:22:48,878 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-13 20:22:48,878 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:22:48,926 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:22:48,926 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:22:48,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:48 BoogieIcfgContainer [2024-11-13 20:22:48,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:22:48,931 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:22:48,932 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:22:48,942 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:22:48,943 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:48" (1/1) ... [2024-11-13 20:22:48,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:22:49,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:22:49,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 20:22:49,010 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 20:22:49,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:22:49,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:22:49,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:22:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:49,107 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:22:49,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:49,165 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 20:22:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 20:22:49,187 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 20:22:49,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 08:22:49 ImpRootNode [2024-11-13 20:22:49,217 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 20:22:49,219 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 20:22:49,219 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 20:22:49,219 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 20:22:49,220 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:22:48" (3/4) ... [2024-11-13 20:22:49,222 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 20:22:49,223 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 20:22:49,224 INFO L158 Benchmark]: Toolchain (without parser) took 916.17ms. Allocated memory is still 117.4MB. Free memory was 94.9MB in the beginning and 61.1MB in the end (delta: 33.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:22:49,224 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:49,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 263.73ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 83.8MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:22:49,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.40ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 82.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:49,225 INFO L158 Benchmark]: Boogie Preprocessor took 30.22ms. Allocated memory is still 117.4MB. Free memory was 82.5MB in the beginning and 81.9MB in the end (delta: 594.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:49,226 INFO L158 Benchmark]: RCFGBuilder took 280.60ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 71.3MB in the end (delta: 10.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:22:49,226 INFO L158 Benchmark]: CodeCheck took 286.08ms. Allocated memory is still 117.4MB. Free memory was 71.3MB in the beginning and 61.4MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:22:49,226 INFO L158 Benchmark]: Witness Printer took 3.99ms. Allocated memory is still 117.4MB. Free memory is still 61.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:22:49,229 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: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 0.38ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 263.73ms. Allocated memory is still 117.4MB. Free memory was 94.6MB in the beginning and 83.8MB in the end (delta: 10.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.40ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 82.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 30.22ms. Allocated memory is still 117.4MB. Free memory was 82.5MB in the beginning and 81.9MB in the end (delta: 594.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 280.60ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 71.3MB in the end (delta: 10.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 286.08ms. Allocated memory is still 117.4MB. Free memory was 71.3MB in the beginning and 61.4MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.99ms. Allocated memory is still 117.4MB. Free memory is still 61.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 20:22:49,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/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_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/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_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/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_78b04704-b473-4367-b3a9-05157e7d2e7c/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 1bf653052dcd565496dd2bb2fc39dec2e1795b1b77fb1f137fb0bb16a87a196d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:22:51,845 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:22:51,941 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:22:51,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:22:51,970 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:22:51,970 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:22:51,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:22:51,970 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:22:51,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:22:51,971 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:22:51,971 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:22:51,971 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:22:51,971 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:22:51,971 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:22:51,971 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:22:51,971 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:22:51,971 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:22:51,972 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:22:51,972 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:22:51,972 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:22:51,972 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:22:51,972 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:22:51,972 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:22:51,972 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:22:51,972 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:22:51,972 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:22:51,973 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:22:51,973 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:22:51,973 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:22:51,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:51,973 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:22:51,973 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:22:51,973 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:22:51,973 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:22:51,973 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:22:51,973 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:22:51,974 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_78b04704-b473-4367-b3a9-05157e7d2e7c/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 -> 1bf653052dcd565496dd2bb2fc39dec2e1795b1b77fb1f137fb0bb16a87a196d [2024-11-13 20:22:52,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:22:52,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:22:52,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:22:52,344 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:22:52,345 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:22:52,350 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_1_1.i Unable to find full path for "g++" [2024-11-13 20:22:54,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:22:54,529 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:22:54,531 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/sv-benchmarks/c/floats-cdfpl/newton_1_1.i [2024-11-13 20:22:54,558 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/data/10b911951/5fa381af539b4a268119c02c86aad592/FLAG22dc44252 [2024-11-13 20:22:54,611 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/data/10b911951/5fa381af539b4a268119c02c86aad592 [2024-11-13 20:22:54,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:22:54,618 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:22:54,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:54,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:22:54,625 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:22:54,626 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:54,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f26fdc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54, skipping insertion in model container [2024-11-13 20:22:54,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:54,645 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:22:54,849 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_78b04704-b473-4367-b3a9-05157e7d2e7c/sv-benchmarks/c/floats-cdfpl/newton_1_1.i[1722,1735] [2024-11-13 20:22:54,855 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:54,872 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:22:54,896 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_78b04704-b473-4367-b3a9-05157e7d2e7c/sv-benchmarks/c/floats-cdfpl/newton_1_1.i[1722,1735] [2024-11-13 20:22:54,898 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:22:54,922 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:22:54,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54 WrapperNode [2024-11-13 20:22:54,923 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:22:54,924 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:54,924 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:22:54,924 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:22:54,935 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:54,947 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:54,969 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-11-13 20:22:54,969 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:22:54,970 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:22:54,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:22:54,971 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:22:54,978 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:54,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:54,983 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:54,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:54,995 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:54,997 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:54,998 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:54,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:55,002 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:22:55,002 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:22:55,003 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:22:55,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:22:55,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:22:54" (1/1) ... [2024-11-13 20:22:55,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:22:55,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:22:55,040 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:22:55,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:22:55,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:22:55,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:22:55,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:22:55,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:22:55,143 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:22:55,144 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:23:17,496 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-13 20:23:17,496 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:23:17,579 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:23:17,579 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 20:23:17,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:23:17 BoogieIcfgContainer [2024-11-13 20:23:17,580 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:23:17,580 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:23:17,580 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:23:17,588 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:23:17,588 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:23:17" (1/1) ... [2024-11-13 20:23:17,594 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:23:17,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:23:17,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-13 20:23:17,641 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-13 20:23:17,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-13 20:23:17,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:23:17,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 20:23:17,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 20:23:17,645 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 20:23:17,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 20:27:15,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:27:15,914 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 20:27:25,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 20:27:26,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 20:27:26,628 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) [2024-11-13 20:27:26,632 INFO L158 Benchmark]: Toolchain (without parser) took 272014.60ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 59.1MB in the end (delta: 34.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 20:27:26,633 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 117.4MB. Free memory was 85.6MB in the beginning and 85.6MB in the end (delta: 51.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:27:26,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.10ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 81.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:27:26,635 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.82ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:27:26,638 INFO L158 Benchmark]: Boogie Preprocessor took 31.64ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.4MB in the end (delta: 976.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:27:26,639 INFO L158 Benchmark]: RCFGBuilder took 22577.18ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 66.8MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:27:26,639 INFO L158 Benchmark]: CodeCheck took 249050.40ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 59.1MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:27:26,642 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 0.44ms. Allocated memory is still 117.4MB. Free memory was 85.6MB in the beginning and 85.6MB in the end (delta: 51.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.10ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 81.5MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.82ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.64ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.4MB in the end (delta: 976.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 22577.18ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 66.8MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 249050.40ms. Allocated memory is still 117.4MB. Free memory was 66.8MB in the beginning and 59.1MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:27:26,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b04704-b473-4367-b3a9-05157e7d2e7c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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