./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_6.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_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/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_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/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_d770c5da-5978-4c61-a6c1-a4895ebd5941/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 2e48881fddee372e5aad046f2f519f188ef8a27fb46b046a6e106c678419a225 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:35:26,153 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:35:26,242 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:35:26,248 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:35:26,249 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:35:26,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:35:26,298 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:35:26,298 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:35:26,303 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:35:26,303 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:35:26,303 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:35:26,304 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:35:26,305 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:35:26,305 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:35:26,305 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:35:26,305 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:35:26,305 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:35:26,305 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:35:26,305 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:35:26,305 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:35:26,305 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:35:26,306 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:35:26,306 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:35:26,306 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:35:26,306 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:35:26,306 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:35:26,306 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:35:26,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:35:26,307 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:35:26,308 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:35:26,308 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:35:26,308 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:35:26,308 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:35:26,308 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_d770c5da-5978-4c61-a6c1-a4895ebd5941/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 -> 2e48881fddee372e5aad046f2f519f188ef8a27fb46b046a6e106c678419a225 [2024-11-13 16:35:26,734 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:35:26,752 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:35:26,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:35:26,757 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:35:26,760 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:35:26,761 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_2_6.i Unable to find full path for "g++" [2024-11-13 16:35:29,377 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:35:29,808 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:35:29,809 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/sv-benchmarks/c/floats-cdfpl/newton_2_6.i [2024-11-13 16:35:29,819 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/data/501c143e1/fd898a53c3df4e19b170bb386f633b14/FLAGea053179e [2024-11-13 16:35:29,839 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/data/501c143e1/fd898a53c3df4e19b170bb386f633b14 [2024-11-13 16:35:29,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:35:29,844 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:35:29,846 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:35:29,846 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:35:29,853 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:35:29,854 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:35:29" (1/1) ... [2024-11-13 16:35:29,855 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@884e1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:29, skipping insertion in model container [2024-11-13 16:35:29,856 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:35:29" (1/1) ... [2024-11-13 16:35:29,876 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:35:30,108 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_d770c5da-5978-4c61-a6c1-a4895ebd5941/sv-benchmarks/c/floats-cdfpl/newton_2_6.i[1743,1756] [2024-11-13 16:35:30,112 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:35:30,126 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:35:30,156 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_d770c5da-5978-4c61-a6c1-a4895ebd5941/sv-benchmarks/c/floats-cdfpl/newton_2_6.i[1743,1756] [2024-11-13 16:35:30,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:35:30,178 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:35:30,178 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:30 WrapperNode [2024-11-13 16:35:30,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:35:30,180 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:35:30,180 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:35:30,180 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:35:30,190 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:30" (1/1) ... [2024-11-13 16:35:30,200 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:30" (1/1) ... [2024-11-13 16:35:30,223 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 29 [2024-11-13 16:35:30,224 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:35:30,226 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:35:30,227 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:35:30,227 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:35:30,236 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:30" (1/1) ... [2024-11-13 16:35:30,236 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:30" (1/1) ... [2024-11-13 16:35:30,238 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:30" (1/1) ... [2024-11-13 16:35:30,241 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:30" (1/1) ... [2024-11-13 16:35:30,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:30" (1/1) ... [2024-11-13 16:35:30,253 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:30" (1/1) ... [2024-11-13 16:35:30,257 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:30" (1/1) ... [2024-11-13 16:35:30,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:30" (1/1) ... [2024-11-13 16:35:30,264 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:35:30,265 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:35:30,266 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:35:30,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:35:30,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:30" (1/1) ... [2024-11-13 16:35:30,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:35:30,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:35:30,326 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:35:30,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:35:30,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:35:30,370 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 16:35:30,370 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 16:35:30,370 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 16:35:30,370 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 16:35:30,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:35:30,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:35:30,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:35:30,472 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:35:30,475 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:35:30,675 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 16:35:30,675 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:35:30,732 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:35:30,732 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:35:30,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:35:30 BoogieIcfgContainer [2024-11-13 16:35:30,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:35:30,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:35:30,735 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:35:30,749 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:35:30,750 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:35:30" (1/1) ... [2024-11-13 16:35:30,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:35:30,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:30,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 16:35:30,833 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 16:35:30,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 16:35:30,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:30,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:35:30,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:35:30,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:35:30,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:35:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:35:31,071 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:35:31,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:35:31,130 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 16:35:31,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:35:31 ImpRootNode [2024-11-13 16:35:31,169 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:35:31,169 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:35:31,169 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:35:31,170 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:35:31,170 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:35:30" (3/4) ... [2024-11-13 16:35:31,172 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:35:31,173 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:35:31,174 INFO L158 Benchmark]: Toolchain (without parser) took 1330.17ms. Allocated memory is still 109.1MB. Free memory was 83.5MB in the beginning and 46.6MB in the end (delta: 36.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 16:35:31,174 INFO L158 Benchmark]: CDTParser took 1.19ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:35:31,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.15ms. Allocated memory is still 109.1MB. Free memory was 83.5MB in the beginning and 72.2MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:35:31,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.05ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 71.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:35:31,176 INFO L158 Benchmark]: Boogie Preprocessor took 38.19ms. Allocated memory is still 109.1MB. Free memory was 71.1MB in the beginning and 70.5MB in the end (delta: 566.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:35:31,176 INFO L158 Benchmark]: RCFGBuilder took 468.23ms. Allocated memory is still 109.1MB. Free memory was 70.5MB in the beginning and 59.1MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 16:35:31,176 INFO L158 Benchmark]: CodeCheck took 434.28ms. Allocated memory is still 109.1MB. Free memory was 59.1MB in the beginning and 47.0MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:35:31,177 INFO L158 Benchmark]: Witness Printer took 4.03ms. Allocated memory is still 109.1MB. Free memory was 47.0MB in the beginning and 46.6MB in the end (delta: 377.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:35:31,179 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: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 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 44, overapproximation of someBinaryArithmeticFLOAToperation at line 42, 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 > -1.2f && IN < 1.2f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.2f && IN < 1.2f) [L42] CALL, EXPR f(IN) VAL [\old(x)=2] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) VAL [IN=2] [L42] CALL, EXPR fp(IN) VAL [\old(x)=2] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) VAL [IN=2] [L42] float x = IN - f(IN)/fp(IN); [L44] CALL, EXPR f(x) VAL [\old(x)=3] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L44] RET, EXPR f(x) VAL [IN=2, x=3] [L44] CALL, EXPR fp(x) VAL [\old(x)=3] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L44] RET, EXPR fp(x) VAL [IN=2, x=3] [L44] x = x - f(x)/fp(x) [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 1.19ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.15ms. Allocated memory is still 109.1MB. Free memory was 83.5MB in the beginning and 72.2MB in the end (delta: 11.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.05ms. Allocated memory is still 109.1MB. Free memory was 72.2MB in the beginning and 71.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 38.19ms. Allocated memory is still 109.1MB. Free memory was 71.1MB in the beginning and 70.5MB in the end (delta: 566.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 468.23ms. Allocated memory is still 109.1MB. Free memory was 70.5MB in the beginning and 59.1MB in the end (delta: 11.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 434.28ms. Allocated memory is still 109.1MB. Free memory was 59.1MB in the beginning and 47.0MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.03ms. Allocated memory is still 109.1MB. Free memory was 47.0MB in the beginning and 46.6MB in the end (delta: 377.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 16:35:31,212 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/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_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/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_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/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_d770c5da-5978-4c61-a6c1-a4895ebd5941/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 2e48881fddee372e5aad046f2f519f188ef8a27fb46b046a6e106c678419a225 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:35:34,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:35:34,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 16:35:34,636 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:35:34,637 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:35:34,637 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:35:34,639 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:35:34,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:35:34,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:35:34,641 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:35:34,642 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:35:34,642 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:35:34,642 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:35:34,642 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:35:34,643 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:35:34,643 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:35:34,643 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:35:34,643 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:35:34,643 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:35:34,643 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:35:34,643 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:35:34,644 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:35:34,644 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:35:34,644 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:35:34,644 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:35:34,644 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:35:34,644 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:35:34,644 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:35:34,644 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:35:34,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:35:34,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:35:34,645 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:35:34,645 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:35:34,645 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:35:34,645 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:35:34,645 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:35:34,645 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_d770c5da-5978-4c61-a6c1-a4895ebd5941/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 -> 2e48881fddee372e5aad046f2f519f188ef8a27fb46b046a6e106c678419a225 [2024-11-13 16:35:35,051 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:35:35,064 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:35:35,067 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:35:35,069 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:35:35,069 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:35:35,074 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_2_6.i Unable to find full path for "g++" [2024-11-13 16:35:37,461 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:35:37,708 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:35:37,709 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/sv-benchmarks/c/floats-cdfpl/newton_2_6.i [2024-11-13 16:35:37,718 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/data/058f94409/43d615e0e63340d0a20dd8d72a9e25fc/FLAG030860c98 [2024-11-13 16:35:37,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/data/058f94409/43d615e0e63340d0a20dd8d72a9e25fc [2024-11-13 16:35:37,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:35:37,743 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:35:37,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:35:37,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:35:37,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:35:37,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:35:37" (1/1) ... [2024-11-13 16:35:37,752 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f02ed6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:37, skipping insertion in model container [2024-11-13 16:35:37,753 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:35:37" (1/1) ... [2024-11-13 16:35:37,769 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:35:38,018 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_d770c5da-5978-4c61-a6c1-a4895ebd5941/sv-benchmarks/c/floats-cdfpl/newton_2_6.i[1743,1756] [2024-11-13 16:35:38,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:35:38,043 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:35:38,077 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_d770c5da-5978-4c61-a6c1-a4895ebd5941/sv-benchmarks/c/floats-cdfpl/newton_2_6.i[1743,1756] [2024-11-13 16:35:38,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:35:38,105 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:35:38,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:38 WrapperNode [2024-11-13 16:35:38,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:35:38,107 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:35:38,108 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:35:38,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:35:38,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:38" (1/1) ... [2024-11-13 16:35:38,131 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:38" (1/1) ... [2024-11-13 16:35:38,153 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2024-11-13 16:35:38,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:35:38,156 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:35:38,157 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:35:38,157 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:35:38,168 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:38" (1/1) ... [2024-11-13 16:35:38,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:38" (1/1) ... [2024-11-13 16:35:38,172 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:38" (1/1) ... [2024-11-13 16:35:38,177 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:38" (1/1) ... [2024-11-13 16:35:38,193 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:38" (1/1) ... [2024-11-13 16:35:38,199 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:38" (1/1) ... [2024-11-13 16:35:38,201 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:38" (1/1) ... [2024-11-13 16:35:38,202 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:38" (1/1) ... [2024-11-13 16:35:38,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:35:38,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:35:38,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:35:38,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:35:38,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:35:38" (1/1) ... [2024-11-13 16:35:38,228 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:35:38,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:35:38,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:35:38,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:35:38,307 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:35:38,307 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 16:35:38,307 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 16:35:38,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:35:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 16:35:38,308 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 16:35:38,308 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:35:38,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:35:38,427 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:35:38,429 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:35:57,608 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 16:35:57,608 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:35:57,714 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:35:57,715 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 16:35:57,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:35:57 BoogieIcfgContainer [2024-11-13 16:35:57,717 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:35:57,717 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:35:57,718 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:35:57,729 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:35:57,729 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:35:57" (1/1) ... [2024-11-13 16:35:57,739 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:35:57,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:35:57,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 16:35:57,806 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 16:35:57,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 16:35:57,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:35:57,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:35:57,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:35:57,817 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:35:57,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d770c5da-5978-4c61-a6c1-a4895ebd5941/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process