./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b --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 ec222c3996017a4c3d0b54e86b7104edba9dccbc593820967cf8b3cad697d0fa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:25,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:25,932 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 21:26:25,937 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 21:26:25,937 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 21:26:25,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:25,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:25,959 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:25,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:25,959 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:25,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:25,959 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:25,960 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:26:25,960 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 21:26:25,960 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:26:25,960 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:25,960 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:25,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:25,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:25,960 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:26:25,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:25,960 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:25,961 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:25,961 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:25,961 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:25,961 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:25,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:25,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:25,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:25,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:25,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:25,961 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 21:26:25,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 21:26:25,962 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_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b 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 -> ec222c3996017a4c3d0b54e86b7104edba9dccbc593820967cf8b3cad697d0fa [2024-12-05 21:26:26,225 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:26,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:26,236 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:26,237 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:26,238 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:26,239 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2024-12-05 21:26:28,996 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/data/cccf392d0/338b0848cec34f84961cff65b953f89c/FLAG04d52a786 [2024-12-05 21:26:29,160 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:29,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2024-12-05 21:26:29,169 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/data/cccf392d0/338b0848cec34f84961cff65b953f89c/FLAG04d52a786 [2024-12-05 21:26:29,184 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/data/cccf392d0/338b0848cec34f84961cff65b953f89c [2024-12-05 21:26:29,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:29,187 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:29,189 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:29,189 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:29,193 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:29,194 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,194 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64ab0043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29, skipping insertion in model container [2024-12-05 21:26:29,195 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,208 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:29,358 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_43dee314-cba6-45d5-a605-8218b762bcfd/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1722,1735] [2024-12-05 21:26:29,361 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:29,370 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:29,384 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_43dee314-cba6-45d5-a605-8218b762bcfd/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1722,1735] [2024-12-05 21:26:29,385 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:29,398 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:29,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29 WrapperNode [2024-12-05 21:26:29,398 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:29,399 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:29,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:29,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:29,405 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,411 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,426 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-12-05 21:26:29,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:29,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:29,426 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:29,426 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:29,434 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,435 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,435 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,439 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,439 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,441 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,442 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,442 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:29,445 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:29,445 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:29,445 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:29,446 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:29,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:29,477 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:29,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 21:26:29,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:29,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:29,565 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:29,567 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:29,652 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:29,653 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:29,692 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:29,692 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:26:29,692 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:29 BoogieIcfgContainer [2024-12-05 21:26:29,692 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:29,693 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:29,693 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:29,702 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:29,702 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:29" (1/1) ... [2024-12-05 21:26:29,709 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:29,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:29,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-05 21:26:29,750 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-05 21:26:29,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 21:26:29,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:29,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 21:26:29,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:29,817 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:26:29,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:29,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:29,853 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 21:26:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 21:26:29,869 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 21:26:29,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 09:26:29 ImpRootNode [2024-12-05 21:26:29,885 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 21:26:29,885 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 21:26:29,886 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 21:26:29,886 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 21:26:29,886 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:29" (3/4) ... [2024-12-05 21:26:29,888 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 21:26:29,889 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 21:26:29,890 INFO L158 Benchmark]: Toolchain (without parser) took 702.80ms. Allocated memory is still 134.2MB. Free memory was 106.3MB in the beginning and 72.4MB in the end (delta: 33.8MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-05 21:26:29,891 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 134.2MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:29,891 INFO L158 Benchmark]: CACSL2BoogieTranslator took 210.04ms. Allocated memory is still 134.2MB. Free memory was 106.3MB in the beginning and 95.1MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:29,892 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.70ms. Allocated memory is still 134.2MB. Free memory was 95.1MB in the beginning and 93.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:29,892 INFO L158 Benchmark]: Boogie Preprocessor took 17.54ms. Allocated memory is still 134.2MB. Free memory was 93.8MB in the beginning and 93.1MB in the end (delta: 659.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:29,893 INFO L158 Benchmark]: RCFGBuilder took 247.96ms. Allocated memory is still 134.2MB. Free memory was 93.1MB in the beginning and 82.6MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:29,893 INFO L158 Benchmark]: CodeCheck took 191.81ms. Allocated memory is still 134.2MB. Free memory was 82.6MB in the beginning and 72.6MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 21:26:29,893 INFO L158 Benchmark]: Witness Printer took 3.97ms. Allocated memory is still 134.2MB. Free memory was 72.6MB in the beginning and 72.4MB in the end (delta: 165.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 21:26:29,896 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 51]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 50, overapproximation of someBinaryArithmeticFLOAToperation at line 29. Possible FailurePath: [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN > -1.2f && IN < 1.2f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -1.2f && IN < 1.2f) [L42] CALL, EXPR f(IN) [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) [L42] CALL, EXPR fp(IN) [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) [L42] float x = IN - f(IN)/fp(IN); [L50] COND TRUE !(x < 0.1) [L51] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 134.2MB. Free memory is still 75.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 210.04ms. Allocated memory is still 134.2MB. Free memory was 106.3MB in the beginning and 95.1MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.70ms. Allocated memory is still 134.2MB. Free memory was 95.1MB in the beginning and 93.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.54ms. Allocated memory is still 134.2MB. Free memory was 93.8MB in the beginning and 93.1MB in the end (delta: 659.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 247.96ms. Allocated memory is still 134.2MB. Free memory was 93.1MB in the beginning and 82.6MB in the end (delta: 10.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 191.81ms. Allocated memory is still 134.2MB. Free memory was 82.6MB in the beginning and 72.6MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 3.97ms. Allocated memory is still 134.2MB. Free memory was 72.6MB in the beginning and 72.4MB in the end (delta: 165.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 21:26:29,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b --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 ec222c3996017a4c3d0b54e86b7104edba9dccbc593820967cf8b3cad697d0fa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 21:26:31,951 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 21:26:32,041 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 21:26:32,068 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 21:26:32,068 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 21:26:32,069 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 21:26:32,069 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 21:26:32,069 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 21:26:32,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 21:26:32,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 21:26:32,069 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 21:26:32,070 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 21:26:32,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 21:26:32,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 21:26:32,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 21:26:32,070 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 21:26:32,070 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 21:26:32,070 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 21:26:32,070 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 21:26:32,070 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 21:26:32,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 21:26:32,070 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 21:26:32,071 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 21:26:32,071 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 21:26:32,071 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 21:26:32,071 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 21:26:32,071 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:32,071 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 21:26:32,071 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 21:26:32,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:32,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 21:26:32,072 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 21:26:32,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 21:26:32,072 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 21:26:32,072 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:32,072 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 21:26:32,072 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_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b 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 -> ec222c3996017a4c3d0b54e86b7104edba9dccbc593820967cf8b3cad697d0fa [2024-12-05 21:26:32,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 21:26:32,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 21:26:32,333 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 21:26:32,334 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 21:26:32,335 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 21:26:32,336 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2024-12-05 21:26:35,085 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/data/d8ac1a08c/31e67b392aef4500bccc9e37bc9f6b41/FLAG20aa4cc3f [2024-12-05 21:26:35,263 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 21:26:35,264 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/sv-benchmarks/c/floats-cdfpl/newton_1_6.i [2024-12-05 21:26:35,271 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/data/d8ac1a08c/31e67b392aef4500bccc9e37bc9f6b41/FLAG20aa4cc3f [2024-12-05 21:26:35,282 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/data/d8ac1a08c/31e67b392aef4500bccc9e37bc9f6b41 [2024-12-05 21:26:35,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 21:26:35,286 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 21:26:35,287 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:35,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 21:26:35,291 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 21:26:35,292 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,293 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@289fa626 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35, skipping insertion in model container [2024-12-05 21:26:35,293 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,304 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 21:26:35,433 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_43dee314-cba6-45d5-a605-8218b762bcfd/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1722,1735] [2024-12-05 21:26:35,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:35,447 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 21:26:35,462 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_43dee314-cba6-45d5-a605-8218b762bcfd/sv-benchmarks/c/floats-cdfpl/newton_1_6.i[1722,1735] [2024-12-05 21:26:35,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 21:26:35,475 INFO L204 MainTranslator]: Completed translation [2024-12-05 21:26:35,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35 WrapperNode [2024-12-05 21:26:35,476 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 21:26:35,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:35,476 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 21:26:35,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 21:26:35,482 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,490 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,507 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-12-05 21:26:35,507 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 21:26:35,507 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 21:26:35,508 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 21:26:35,508 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 21:26:35,514 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,517 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,523 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,524 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,526 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,528 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,531 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 21:26:35,532 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 21:26:35,532 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 21:26:35,532 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 21:26:35,533 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 09:26:35" (1/1) ... [2024-12-05 21:26:35,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 21:26:35,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 21:26:35,562 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 21:26:35,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 21:26:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 21:26:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 21:26:35,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 21:26:35,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 21:26:35,642 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 21:26:35,643 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 21:26:58,724 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-12-05 21:26:58,724 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 21:26:58,781 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 21:26:58,781 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-05 21:26:58,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:58 BoogieIcfgContainer [2024-12-05 21:26:58,781 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 21:26:58,782 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 21:26:58,782 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 21:26:58,791 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 21:26:58,791 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 09:26:58" (1/1) ... [2024-12-05 21:26:58,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 21:26:58,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 21:26:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-12-05 21:26:58,839 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-12-05 21:26:58,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 21:26:58,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 21:26:58,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 21:26:58,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 21:26:58,843 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 21:26:58,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43dee314-cba6-45d5-a605-8218b762bcfd/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process