./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_8.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_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/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_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/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_95769f91-c3f1-4d07-b5be-7923b73f8700/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 2b45f5e4a7a74ad007db534387a803e6f6ecf5579d866d96b3759eca1ee7b29a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:30:48,788 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:30:48,868 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:30:48,881 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:30:48,882 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:30:48,908 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:30:48,911 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:30:48,911 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:30:48,912 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:30:48,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:30:48,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:30:48,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:30:48,914 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:30:48,914 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:30:48,914 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:30:48,914 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:30:48,915 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:30:48,915 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:30:48,915 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:30:48,915 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:30:48,915 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:30:48,915 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:30:48,915 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:30:48,915 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:30:48,915 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:30:48,915 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:30:48,916 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:30:48,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:30:48,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:30:48,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:30:48,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:30:48,916 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:30:48,916 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:30:48,916 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_95769f91-c3f1-4d07-b5be-7923b73f8700/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 -> 2b45f5e4a7a74ad007db534387a803e6f6ecf5579d866d96b3759eca1ee7b29a [2024-11-13 21:30:49,249 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:30:49,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:30:49,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:30:49,263 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:30:49,264 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:30:49,265 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_2_8.i Unable to find full path for "g++" [2024-11-13 21:30:51,207 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:30:51,552 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:30:51,553 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/sv-benchmarks/c/floats-cdfpl/newton_2_8.i [2024-11-13 21:30:51,561 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/data/fce03c15e/34b6d51b47b64a709d8095b137e1f38b/FLAG5ce4e36ed [2024-11-13 21:30:51,801 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/data/fce03c15e/34b6d51b47b64a709d8095b137e1f38b [2024-11-13 21:30:51,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:30:51,807 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:30:51,810 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:30:51,810 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:30:51,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:30:51,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:30:51" (1/1) ... [2024-11-13 21:30:51,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f1e85b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:51, skipping insertion in model container [2024-11-13 21:30:51,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:30:51" (1/1) ... [2024-11-13 21:30:51,840 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:30:52,060 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_95769f91-c3f1-4d07-b5be-7923b73f8700/sv-benchmarks/c/floats-cdfpl/newton_2_8.i[1743,1756] [2024-11-13 21:30:52,064 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:30:52,081 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:30:52,109 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_95769f91-c3f1-4d07-b5be-7923b73f8700/sv-benchmarks/c/floats-cdfpl/newton_2_8.i[1743,1756] [2024-11-13 21:30:52,114 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:30:52,135 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:30:52,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:52 WrapperNode [2024-11-13 21:30:52,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:30:52,138 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:30:52,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:30:52,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:30:52,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:52" (1/1) ... [2024-11-13 21:30:52,155 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:52" (1/1) ... [2024-11-13 21:30:52,178 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 29 [2024-11-13 21:30:52,179 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:30:52,180 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:30:52,180 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:30:52,180 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:30:52,190 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:52" (1/1) ... [2024-11-13 21:30:52,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:52" (1/1) ... [2024-11-13 21:30:52,192 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:52" (1/1) ... [2024-11-13 21:30:52,194 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:52" (1/1) ... [2024-11-13 21:30:52,199 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:52" (1/1) ... [2024-11-13 21:30:52,205 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:52" (1/1) ... [2024-11-13 21:30:52,210 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:52" (1/1) ... [2024-11-13 21:30:52,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:52" (1/1) ... [2024-11-13 21:30:52,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:30:52,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:30:52,216 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:30:52,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:30:52,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:52" (1/1) ... [2024-11-13 21:30:52,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:30:52,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:30:52,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:30:52,259 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:30:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:30:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 21:30:52,284 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 21:30:52,284 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 21:30:52,284 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 21:30:52,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:30:52,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:30:52,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:30:52,363 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:30:52,366 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:30:52,496 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 21:30:52,496 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:30:52,551 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:30:52,552 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:30:52,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:52 BoogieIcfgContainer [2024-11-13 21:30:52,552 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:30:52,553 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:30:52,553 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:30:52,564 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:30:52,565 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:52" (1/1) ... [2024-11-13 21:30:52,574 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:30:52,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:52,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 21:30:52,631 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 21:30:52,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:30:52,640 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:52,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:30:52,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:52,750 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:30:52,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:52,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:52,840 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:30:52,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:30:52,880 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:30:52,923 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:30:52 ImpRootNode [2024-11-13 21:30:52,924 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:30:52,924 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:30:52,924 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:30:52,925 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:30:52,925 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:52" (3/4) ... [2024-11-13 21:30:52,929 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:30:52,931 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:30:52,935 INFO L158 Benchmark]: Toolchain (without parser) took 1124.96ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 56.8MB in the end (delta: 36.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:30:52,935 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 167.8MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:30:52,936 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.29ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 82.4MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:30:52,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.36ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 81.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:30:52,937 INFO L158 Benchmark]: Boogie Preprocessor took 32.60ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.7MB in the end (delta: 711.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:30:52,941 INFO L158 Benchmark]: RCFGBuilder took 339.26ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 68.7MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:30:52,941 INFO L158 Benchmark]: CodeCheck took 370.65ms. Allocated memory is still 117.4MB. Free memory was 68.7MB in the beginning and 56.8MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:30:52,942 INFO L158 Benchmark]: Witness Printer took 6.93ms. Allocated memory is still 117.4MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:30:52,944 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 16 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, 17 NumberOfCodeBlocks, 17 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 42, overapproximation of someBinaryArithmeticFLOAToperation at line 44, overapproximation of someBinaryArithmeticFLOAToperation at line 34, overapproximation of someBinaryArithmeticFLOAToperation at line 29. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -2.0f && IN < 2.0f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -2.0f && IN < 2.0f) [L42] CALL, EXPR f(IN) VAL [\old(x)=2] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) VAL [IN=2] [L42] CALL, EXPR fp(IN) VAL [\old(x)=2] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) VAL [IN=2] [L42] float x = IN - f(IN)/fp(IN); [L44] CALL, EXPR f(x) VAL [\old(x)=3] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L44] RET, EXPR f(x) VAL [IN=2, x=3] [L44] CALL, EXPR fp(x) VAL [\old(x)=3] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L44] RET, EXPR fp(x) VAL [IN=2, x=3] [L44] x = x - f(x)/fp(x) [L50] COND TRUE !(x < 0.1) VAL [IN=2] [L51] reach_error() VAL [IN=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 167.8MB. Free memory is still 104.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.29ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 82.4MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.36ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 81.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.60ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 80.7MB in the end (delta: 711.2kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 339.26ms. Allocated memory is still 117.4MB. Free memory was 80.7MB in the beginning and 68.7MB in the end (delta: 12.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 370.65ms. Allocated memory is still 117.4MB. Free memory was 68.7MB in the beginning and 56.8MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.93ms. Allocated memory is still 117.4MB. Free memory is still 56.8MB. 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 21:30:52,983 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/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 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_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/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_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_8.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/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_95769f91-c3f1-4d07-b5be-7923b73f8700/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 2b45f5e4a7a74ad007db534387a803e6f6ecf5579d866d96b3759eca1ee7b29a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:30:55,757 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:30:55,861 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:30:55,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:30:55,918 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:30:55,918 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:30:55,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:30:55,919 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:30:55,920 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:30:55,920 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:30:55,921 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:30:55,921 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:30:55,921 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:30:55,922 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:30:55,922 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:30:55,922 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:30:55,922 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:30:55,922 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:30:55,922 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:30:55,922 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:30:55,941 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:30:55,941 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:30:55,941 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:30:55,941 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:30:55,942 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:30:55,942 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:30:55,942 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:55,942 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:30:55,942 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:30:55,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:30:55,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:30:55,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:30:55,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:30:55,942 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:30:55,942 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:55,943 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:30:55,943 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_95769f91-c3f1-4d07-b5be-7923b73f8700/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 -> 2b45f5e4a7a74ad007db534387a803e6f6ecf5579d866d96b3759eca1ee7b29a [2024-11-13 21:30:56,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:30:56,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:30:56,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:30:56,306 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:30:56,307 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:30:56,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_2_8.i Unable to find full path for "g++" [2024-11-13 21:30:58,396 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:30:58,678 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:30:58,679 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/sv-benchmarks/c/floats-cdfpl/newton_2_8.i [2024-11-13 21:30:58,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/data/99d72404c/ac11e82bd5a64bf894f064f1010bdb7f/FLAG534f1da85 [2024-11-13 21:30:58,744 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/data/99d72404c/ac11e82bd5a64bf894f064f1010bdb7f [2024-11-13 21:30:58,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:30:58,752 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:30:58,754 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:30:58,755 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:30:58,761 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:30:58,762 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:30:58" (1/1) ... [2024-11-13 21:30:58,763 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4189628c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:58, skipping insertion in model container [2024-11-13 21:30:58,763 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:30:58" (1/1) ... [2024-11-13 21:30:58,781 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:30:59,007 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_95769f91-c3f1-4d07-b5be-7923b73f8700/sv-benchmarks/c/floats-cdfpl/newton_2_8.i[1743,1756] [2024-11-13 21:30:59,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:30:59,038 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:30:59,066 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_95769f91-c3f1-4d07-b5be-7923b73f8700/sv-benchmarks/c/floats-cdfpl/newton_2_8.i[1743,1756] [2024-11-13 21:30:59,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:30:59,090 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:30:59,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:59 WrapperNode [2024-11-13 21:30:59,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:30:59,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:30:59,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:30:59,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:30:59,103 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:59" (1/1) ... [2024-11-13 21:30:59,119 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:59" (1/1) ... [2024-11-13 21:30:59,141 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2024-11-13 21:30:59,142 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:30:59,143 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:30:59,144 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:30:59,144 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:30:59,152 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:59" (1/1) ... [2024-11-13 21:30:59,152 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:59" (1/1) ... [2024-11-13 21:30:59,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:59" (1/1) ... [2024-11-13 21:30:59,156 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:59" (1/1) ... [2024-11-13 21:30:59,167 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:59" (1/1) ... [2024-11-13 21:30:59,173 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:59" (1/1) ... [2024-11-13 21:30:59,175 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:59" (1/1) ... [2024-11-13 21:30:59,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:59" (1/1) ... [2024-11-13 21:30:59,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:30:59,183 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:30:59,183 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:30:59,183 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:30:59,188 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:30:59" (1/1) ... [2024-11-13 21:30:59,195 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:30:59,211 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:30:59,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:30:59,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:30:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:30:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 21:30:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 21:30:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:30:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 21:30:59,248 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 21:30:59,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:30:59,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:30:59,321 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:30:59,323 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:31:22,309 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 21:31:22,309 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:31:22,365 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:31:22,366 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:31:22,366 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:31:22 BoogieIcfgContainer [2024-11-13 21:31:22,366 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:31:22,367 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:31:22,367 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:31:22,378 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:31:22,379 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:31:22" (1/1) ... [2024-11-13 21:31:22,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:31:22,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:31:22,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 21:31:22,442 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 21:31:22,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 21:31:22,447 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:31:22,447 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:31:22,448 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:31:22,452 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:31:22,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95769f91-c3f1-4d07-b5be-7923b73f8700/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process