./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_2_7.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_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/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_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/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_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/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 1ed3942f8a28a8a24515254c1482e383d8fc6f528b158a90f262f1167d5b8c4f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:51:17,641 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:51:17,730 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:51:17,739 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:51:17,739 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:51:17,773 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:51:17,776 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:51:17,776 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:51:17,777 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:51:17,777 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:51:17,777 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:51:17,777 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:51:17,778 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:51:17,778 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:51:17,778 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:51:17,778 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:51:17,779 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:51:17,780 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:51:17,780 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:51:17,780 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:51:17,780 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:51:17,780 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:51:17,780 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:51:17,780 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:51:17,780 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:51:17,780 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:51:17,781 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:51:17,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:17,781 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:51:17,781 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:51:17,781 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:51:17,781 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:51:17,781 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:51:17,781 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_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/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 -> 1ed3942f8a28a8a24515254c1482e383d8fc6f528b158a90f262f1167d5b8c4f [2024-11-13 22:51:18,132 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:51:18,143 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:51:18,147 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:51:18,150 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:51:18,150 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:51:18,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_2_7.i Unable to find full path for "g++" [2024-11-13 22:51:20,145 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:51:20,366 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:51:20,369 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/sv-benchmarks/c/floats-cdfpl/newton_2_7.i [2024-11-13 22:51:20,376 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/data/b40f89b05/7e434ab8e0fc4a41841644c56517db2b/FLAG571e401de [2024-11-13 22:51:20,390 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/data/b40f89b05/7e434ab8e0fc4a41841644c56517db2b [2024-11-13 22:51:20,392 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:51:20,394 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:51:20,395 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:20,395 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:51:20,400 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:51:20,401 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12aa194b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20, skipping insertion in model container [2024-11-13 22:51:20,402 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,417 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:51:20,586 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_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/sv-benchmarks/c/floats-cdfpl/newton_2_7.i[1743,1756] [2024-11-13 22:51:20,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:20,601 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:51:20,625 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_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/sv-benchmarks/c/floats-cdfpl/newton_2_7.i[1743,1756] [2024-11-13 22:51:20,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:20,641 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:51:20,642 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20 WrapperNode [2024-11-13 22:51:20,642 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:20,643 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:20,644 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:51:20,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:51:20,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,657 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,679 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 29 [2024-11-13 22:51:20,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:20,680 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:51:20,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:51:20,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:51:20,688 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,688 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,700 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,702 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,703 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,708 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,709 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:51:20,710 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:51:20,710 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:51:20,710 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:51:20,714 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:20" (1/1) ... [2024-11-13 22:51:20,720 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:20,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:51:20,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:51:20,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:51:20,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:51:20,787 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 22:51:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 22:51:20,787 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 22:51:20,787 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 22:51:20,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:51:20,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:51:20,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:51:20,866 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:51:20,868 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:51:21,015 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-13 22:51:21,015 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:51:21,066 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:51:21,066 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:51:21,067 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:21 BoogieIcfgContainer [2024-11-13 22:51:21,067 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:51:21,068 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:51:21,068 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:51:21,078 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:51:21,079 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:21" (1/1) ... [2024-11-13 22:51:21,087 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:51:21,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 22:51:21,149 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 22:51:21,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:51:21,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:21,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:51:21,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:21,272 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:51:21,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:21,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:21,332 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:51:21,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:51:21,362 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:51:21,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:51:21 ImpRootNode [2024-11-13 22:51:21,386 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:51:21,387 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:51:21,387 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:51:21,387 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:51:21,389 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:21" (3/4) ... [2024-11-13 22:51:21,392 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:51:21,393 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:51:21,399 INFO L158 Benchmark]: Toolchain (without parser) took 1000.30ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 56.7MB in the end (delta: 36.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:51:21,399 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:21,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 247.93ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 82.2MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:21,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.54ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:21,400 INFO L158 Benchmark]: Boogie Preprocessor took 28.68ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.3MB in the end (delta: 756.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:21,401 INFO L158 Benchmark]: RCFGBuilder took 357.40ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 68.9MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:21,401 INFO L158 Benchmark]: CodeCheck took 318.62ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 56.9MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:51:21,404 INFO L158 Benchmark]: Witness Printer took 6.06ms. Allocated memory is still 117.4MB. Free memory was 56.9MB in the beginning and 56.7MB in the end (delta: 183.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:51:21,407 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 44, overapproximation of someBinaryArithmeticFLOAToperation at line 34, overapproximation of someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 42. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.4f && IN < 1.4f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.4f && IN < 1.4f) [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 0.43ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 247.93ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 82.2MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.54ms. Allocated memory is still 117.4MB. Free memory was 82.2MB in the beginning and 81.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.68ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 80.3MB in the end (delta: 756.2kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 357.40ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 68.9MB in the end (delta: 11.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 318.62ms. Allocated memory is still 117.4MB. Free memory was 68.9MB in the beginning and 56.9MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 6.06ms. Allocated memory is still 117.4MB. Free memory was 56.9MB in the beginning and 56.7MB in the end (delta: 183.2kB). 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 22:51:21,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/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_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/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_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_2_7.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/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_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/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 1ed3942f8a28a8a24515254c1482e383d8fc6f528b158a90f262f1167d5b8c4f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:51:24,052 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:51:24,173 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:51:24,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:51:24,219 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:51:24,219 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:51:24,219 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:51:24,219 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:51:24,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:51:24,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:51:24,220 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:51:24,220 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:51:24,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:51:24,220 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:51:24,222 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:51:24,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:51:24,222 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:51:24,223 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:51:24,223 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:51:24,224 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:51:24,224 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:51:24,224 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:51:24,224 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:51:24,224 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:51:24,225 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:51:24,225 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:51:24,225 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:24,225 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:51:24,225 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:51:24,225 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:24,225 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:51:24,225 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:51:24,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:51:24,226 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:51:24,226 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:24,226 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:51:24,227 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_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/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 -> 1ed3942f8a28a8a24515254c1482e383d8fc6f528b158a90f262f1167d5b8c4f [2024-11-13 22:51:24,590 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:51:24,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:51:24,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:51:24,607 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:51:24,608 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:51:24,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/floats-cdfpl/newton_2_7.i Unable to find full path for "g++" [2024-11-13 22:51:26,624 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:51:26,854 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:51:26,855 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/sv-benchmarks/c/floats-cdfpl/newton_2_7.i [2024-11-13 22:51:26,862 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/data/64a00f63a/d399217a28474b5f8a9530d6d607be24/FLAG1dd7d9423 [2024-11-13 22:51:26,881 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/data/64a00f63a/d399217a28474b5f8a9530d6d607be24 [2024-11-13 22:51:26,883 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:51:26,885 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:51:26,886 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:26,887 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:51:26,891 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:51:26,892 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:26" (1/1) ... [2024-11-13 22:51:26,893 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d9e7a29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:26, skipping insertion in model container [2024-11-13 22:51:26,894 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:51:26" (1/1) ... [2024-11-13 22:51:26,909 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:51:27,112 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_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/sv-benchmarks/c/floats-cdfpl/newton_2_7.i[1743,1756] [2024-11-13 22:51:27,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:27,134 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:51:27,159 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_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/sv-benchmarks/c/floats-cdfpl/newton_2_7.i[1743,1756] [2024-11-13 22:51:27,160 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:51:27,181 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:51:27,182 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:27 WrapperNode [2024-11-13 22:51:27,182 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:51:27,183 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:27,183 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:51:27,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:51:27,191 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:27" (1/1) ... [2024-11-13 22:51:27,206 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:27" (1/1) ... [2024-11-13 22:51:27,223 INFO L138 Inliner]: procedures = 18, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 30 [2024-11-13 22:51:27,223 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:51:27,225 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:51:27,226 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:51:27,226 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:51:27,233 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:27" (1/1) ... [2024-11-13 22:51:27,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:27" (1/1) ... [2024-11-13 22:51:27,237 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:27" (1/1) ... [2024-11-13 22:51:27,237 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:27" (1/1) ... [2024-11-13 22:51:27,250 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:27" (1/1) ... [2024-11-13 22:51:27,256 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:27" (1/1) ... [2024-11-13 22:51:27,257 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:27" (1/1) ... [2024-11-13 22:51:27,258 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:27" (1/1) ... [2024-11-13 22:51:27,261 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:51:27,262 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:51:27,262 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:51:27,262 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:51:27,266 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:51:27" (1/1) ... [2024-11-13 22:51:27,275 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:51:27,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:51:27,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:51:27,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:51:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:51:27,348 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-13 22:51:27,348 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-13 22:51:27,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:51:27,349 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-13 22:51:27,349 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-13 22:51:27,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:51:27,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:51:27,429 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:51:27,431 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:51:50,948 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 22:51:50,949 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:51:51,000 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:51:51,001 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:51:51,001 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:51 BoogieIcfgContainer [2024-11-13 22:51:51,001 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:51:51,002 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:51:51,002 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:51:51,013 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:51:51,013 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:51:51" (1/1) ... [2024-11-13 22:51:51,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:51:51,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:51:51,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2024-11-13 22:51:51,074 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2024-11-13 22:51:51,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:51:51,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:51:51,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:51:51,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:51:51,084 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:51:51,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8fbb0d8-7096-4e3c-b29e-08599e7594c9/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process