./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aff730f31ff7b239408d0cd565f5a07c7b3c4734d0135b4cb53a3d08d1899542 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:01:52,234 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:01:52,330 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:01:52,336 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:01:52,337 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:01:52,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:01:52,390 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:01:52,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:01:52,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:01:52,391 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:01:52,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:01:52,393 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:01:52,394 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:01:52,395 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:01:52,395 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:01:52,395 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:01:52,396 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:01:52,396 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:01:52,396 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:01:52,396 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:01:52,397 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:01:52,402 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:01:52,402 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:01:52,418 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:01:52,418 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:01:52,418 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:01:52,418 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:01:52,419 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:52,419 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:01:52,419 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:01:52,419 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:01:52,420 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:01:52,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:01:52,420 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aff730f31ff7b239408d0cd565f5a07c7b3c4734d0135b4cb53a3d08d1899542 [2024-11-09 00:01:52,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:01:52,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:01:52,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:01:52,753 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:01:52,755 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:01:52,757 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i Unable to find full path for "g++" [2024-11-09 00:01:54,713 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:01:54,998 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:01:54,999 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/sv-benchmarks/c/floats-cdfpl/newton_3_5.i [2024-11-09 00:01:55,007 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/data/a9f3826c6/289342a6b96943bc94ef3bee1a0c50ca/FLAG9982207dc [2024-11-09 00:01:55,021 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/data/a9f3826c6/289342a6b96943bc94ef3bee1a0c50ca [2024-11-09 00:01:55,024 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:01:55,025 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:01:55,027 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:01:55,027 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:01:55,035 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:01:55,036 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,038 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dea34c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55, skipping insertion in model container [2024-11-09 00:01:55,039 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,069 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:01:55,324 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_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/sv-benchmarks/c/floats-cdfpl/newton_3_5.i[1764,1777] [2024-11-09 00:01:55,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:01:55,339 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:01:55,366 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_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/sv-benchmarks/c/floats-cdfpl/newton_3_5.i[1764,1777] [2024-11-09 00:01:55,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:01:55,387 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:01:55,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55 WrapperNode [2024-11-09 00:01:55,388 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:01:55,389 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:01:55,389 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:01:55,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:01:55,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,407 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,429 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-09 00:01:55,429 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:01:55,430 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:01:55,430 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:01:55,430 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:01:55,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,442 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,443 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,447 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,449 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,455 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:01:55,459 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:01:55,459 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:01:55,459 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:01:55,460 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:55,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:01:55,496 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:01:55,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:01:55,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:01:55,522 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-09 00:01:55,523 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-09 00:01:55,523 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-09 00:01:55,523 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-09 00:01:55,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:01:55,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:01:55,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:01:55,589 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:01:55,592 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:01:55,773 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-09 00:01:55,774 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:01:55,825 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:01:55,825 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:01:55,826 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:01:55 BoogieIcfgContainer [2024-11-09 00:01:55,826 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:01:55,827 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:01:55,827 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:01:55,836 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:01:55,836 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:01:55" (1/1) ... [2024-11-09 00:01:55,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:01:55,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:55,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-09 00:01:55,898 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-09 00:01:55,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:01:55,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:55,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:01:56,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:01:56,040 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:01:56,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:01:56,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:01:56,155 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:01:56,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:01:56,201 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:01:56,232 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:01:56 ImpRootNode [2024-11-09 00:01:56,232 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:01:56,233 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:01:56,233 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:01:56,234 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:01:56,234 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:01:55" (3/4) ... [2024-11-09 00:01:56,237 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:01:56,240 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:01:56,241 INFO L158 Benchmark]: Toolchain (without parser) took 1215.08ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 67.1MB in the beginning and 136.7MB in the end (delta: -69.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:01:56,241 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory was 92.1MB in the beginning and 91.9MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:01:56,242 INFO L158 Benchmark]: CACSL2BoogieTranslator took 361.51ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 66.9MB in the beginning and 142.5MB in the end (delta: -75.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. [2024-11-09 00:01:56,243 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.02ms. Allocated memory is still 176.2MB. Free memory was 142.5MB in the beginning and 141.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:01:56,245 INFO L158 Benchmark]: Boogie Preprocessor took 28.36ms. Allocated memory is still 176.2MB. Free memory was 141.2MB in the beginning and 140.4MB in the end (delta: 793.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:01:56,246 INFO L158 Benchmark]: RCFGBuilder took 367.10ms. Allocated memory is still 176.2MB. Free memory was 140.4MB in the beginning and 127.4MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:01:56,247 INFO L158 Benchmark]: CodeCheck took 405.78ms. Allocated memory is still 176.2MB. Free memory was 127.4MB in the beginning and 137.6MB in the end (delta: -10.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:01:56,248 INFO L158 Benchmark]: Witness Printer took 6.51ms. Allocated memory is still 176.2MB. Free memory was 137.6MB in the beginning and 136.7MB in the end (delta: 884.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:01:56,253 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, 19 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, 24 NumberOfCodeBlocks, 24 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 46. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.0f && IN < 1.0f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.0f && IN < 1.0f) [L42] CALL, EXPR f(IN) VAL [\old(x)=2] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) VAL [IN=2] [L42] CALL, EXPR fp(IN) VAL [\old(x)=2] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) VAL [IN=2] [L42] float x = IN - f(IN)/fp(IN); [L44] CALL, EXPR f(x) VAL [\old(x)=3] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L44] RET, EXPR f(x) VAL [IN=2, x=3] [L44] CALL, EXPR fp(x) VAL [\old(x)=3] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L44] RET, EXPR fp(x) VAL [IN=2, x=3] [L44] x = x - f(x)/fp(x) [L46] CALL, EXPR f(x) VAL [\old(x)=4] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L46] RET, EXPR f(x) VAL [IN=2, x=4] [L46] CALL, EXPR fp(x) VAL [\old(x)=4] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L46] RET, EXPR fp(x) VAL [IN=2, x=4] [L46] 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 0.30ms. Allocated memory is still 125.8MB. Free memory was 92.1MB in the beginning and 91.9MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 361.51ms. Allocated memory was 125.8MB in the beginning and 176.2MB in the end (delta: 50.3MB). Free memory was 66.9MB in the beginning and 142.5MB in the end (delta: -75.6MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.02ms. Allocated memory is still 176.2MB. Free memory was 142.5MB in the beginning and 141.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.36ms. Allocated memory is still 176.2MB. Free memory was 141.2MB in the beginning and 140.4MB in the end (delta: 793.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 367.10ms. Allocated memory is still 176.2MB. Free memory was 140.4MB in the beginning and 127.4MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 405.78ms. Allocated memory is still 176.2MB. Free memory was 127.4MB in the beginning and 137.6MB in the end (delta: -10.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.51ms. Allocated memory is still 176.2MB. Free memory was 137.6MB in the beginning and 136.7MB in the end (delta: 884.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:01:56,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash aff730f31ff7b239408d0cd565f5a07c7b3c4734d0135b4cb53a3d08d1899542 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:01:58,718 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:01:58,809 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:01:58,849 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:01:58,850 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:01:58,850 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:01:58,851 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:01:58,854 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:01:58,855 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:01:58,856 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:01:58,857 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:01:58,857 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:01:58,857 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:01:58,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:01:58,858 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:01:58,858 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:01:58,859 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:01:58,859 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:01:58,862 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:01:58,862 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:01:58,863 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:01:58,866 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:01:58,867 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:01:58,867 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:01:58,867 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:01:58,868 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:01:58,868 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:58,868 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:01:58,868 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:01:58,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:01:58,869 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:01:58,869 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:01:58,870 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:01:58,870 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:01:58,871 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:58,872 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:01:58,872 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aff730f31ff7b239408d0cd565f5a07c7b3c4734d0135b4cb53a3d08d1899542 [2024-11-09 00:01:59,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:01:59,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:01:59,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:01:59,304 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:01:59,304 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:01:59,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_3_5.i Unable to find full path for "g++" [2024-11-09 00:02:01,392 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:02:01,627 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:02:01,628 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/sv-benchmarks/c/floats-cdfpl/newton_3_5.i [2024-11-09 00:02:01,635 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/data/2e41c120a/03d21d79e2094ac3a307ce4b7f15e7ad/FLAG56b7312ec [2024-11-09 00:02:01,650 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/data/2e41c120a/03d21d79e2094ac3a307ce4b7f15e7ad [2024-11-09 00:02:01,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:02:01,654 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:02:01,655 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:01,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:02:01,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:02:01,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:01" (1/1) ... [2024-11-09 00:02:01,662 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ce975fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:01, skipping insertion in model container [2024-11-09 00:02:01,662 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:01" (1/1) ... [2024-11-09 00:02:01,684 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:02:01,928 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_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/sv-benchmarks/c/floats-cdfpl/newton_3_5.i[1764,1777] [2024-11-09 00:02:01,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:01,953 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:02:01,980 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_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/sv-benchmarks/c/floats-cdfpl/newton_3_5.i[1764,1777] [2024-11-09 00:02:01,981 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:02,005 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:02:02,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02 WrapperNode [2024-11-09 00:02:02,008 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:02,009 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:02,009 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:02:02,009 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:02:02,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,029 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,049 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-09 00:02:02,050 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:02,052 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:02:02,052 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:02:02,052 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:02:02,061 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,066 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,067 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,081 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,083 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,087 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,088 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,095 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:02:02,096 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:02:02,096 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:02:02,096 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:02:02,097 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:02" (1/1) ... [2024-11-09 00:02:02,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:02,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:02:02,129 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:02:02,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:02:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:02:02,167 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-09 00:02:02,168 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-09 00:02:02,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:02:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-09 00:02:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-09 00:02:02,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:02:02,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:02:02,254 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:02:02,257 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:02:26,952 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-09 00:02:26,952 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:02:27,044 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:02:27,044 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:02:27,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:27 BoogieIcfgContainer [2024-11-09 00:02:27,045 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:02:27,046 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:02:27,048 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:02:27,060 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:02:27,060 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:02:27,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:27,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-09 00:02:27,133 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-09 00:02:27,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:02:27,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:27,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:27,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:27,144 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:27,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee90eddc-6aab-45f0-8a2e-c0e6b8546be8/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process