./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_3_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/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_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/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_68c620f2-3c09-462e-a1e0-51b64280c497/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 487cb753ab668f0dc3893a3ab2fa6b5020a9a953baa1eebb275c5ff36ca3ae95 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:27:03,285 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:27:03,382 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:27:03,388 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:27:03,390 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:27:03,425 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:27:03,426 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:27:03,427 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:27:03,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:27:03,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:27:03,428 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:27:03,428 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:27:03,429 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:27:03,429 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:27:03,430 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:27:03,430 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:27:03,430 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:27:03,431 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:27:03,431 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:27:03,431 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:27:03,432 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:27:03,434 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:27:03,435 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:27:03,435 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:27:03,436 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:27:03,436 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:27:03,436 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:27:03,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:03,437 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:27:03,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:27:03,442 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:27:03,442 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:27:03,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:27:03,443 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_68c620f2-3c09-462e-a1e0-51b64280c497/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 487cb753ab668f0dc3893a3ab2fa6b5020a9a953baa1eebb275c5ff36ca3ae95 [2024-11-08 22:27:03,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:27:03,737 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:27:03,741 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:27:03,742 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:27:03,743 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:27:03,744 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_3_1.i Unable to find full path for "g++" [2024-11-08 22:27:05,792 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:27:05,984 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:27:05,984 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/sv-benchmarks/c/floats-cdfpl/newton_3_1.i [2024-11-08 22:27:05,993 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/data/a1b52ba22/aedf35192db34e67a588be081e5b232a/FLAG1ca99faa6 [2024-11-08 22:27:06,006 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/data/a1b52ba22/aedf35192db34e67a588be081e5b232a [2024-11-08 22:27:06,009 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:27:06,010 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:27:06,012 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:06,012 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:27:06,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:27:06,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c1be73b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06, skipping insertion in model container [2024-11-08 22:27:06,020 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,042 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:27:06,241 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_68c620f2-3c09-462e-a1e0-51b64280c497/sv-benchmarks/c/floats-cdfpl/newton_3_1.i[1764,1777] [2024-11-08 22:27:06,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:06,256 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:27:06,272 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_68c620f2-3c09-462e-a1e0-51b64280c497/sv-benchmarks/c/floats-cdfpl/newton_3_1.i[1764,1777] [2024-11-08 22:27:06,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:06,290 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:27:06,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06 WrapperNode [2024-11-08 22:27:06,290 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:06,291 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:06,291 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:27:06,291 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:27:06,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,305 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,318 INFO L138 Inliner]: procedures = 17, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 34 [2024-11-08 22:27:06,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:06,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:27:06,319 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:27:06,320 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:27:06,328 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,330 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,330 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,337 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,339 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,341 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:27:06,342 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:27:06,342 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:27:06,342 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:27:06,343 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:06,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:27:06,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:27:06,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:27:06,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:27:06,413 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-08 22:27:06,413 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-08 22:27:06,413 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-08 22:27:06,414 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-08 22:27:06,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:27:06,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:27:06,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:27:06,498 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:27:06,500 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:27:06,691 INFO L? ?]: Removed 12 outVars from TransFormulas that were not future-live. [2024-11-08 22:27:06,691 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:27:06,752 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:27:06,752 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:27:06,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:06 BoogieIcfgContainer [2024-11-08 22:27:06,753 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:27:06,753 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:27:06,753 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:27:06,762 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:27:06,762 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:06" (1/1) ... [2024-11-08 22:27:06,769 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:27:06,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:06,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 22:27:06,829 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 22:27:06,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:27:06,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:06,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:27:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:06,927 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:27:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:07,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:07,009 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:27:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:27:07,042 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:27:07,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:27:07 ImpRootNode [2024-11-08 22:27:07,078 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:27:07,080 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:27:07,080 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:27:07,081 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:27:07,081 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:06" (3/4) ... [2024-11-08 22:27:07,088 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:27:07,089 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:27:07,092 INFO L158 Benchmark]: Toolchain (without parser) took 1079.71ms. Allocated memory is still 161.5MB. Free memory was 122.8MB in the beginning and 80.3MB in the end (delta: 42.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-08 22:27:07,094 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 161.5MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:27:07,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.96ms. Allocated memory is still 161.5MB. Free memory was 122.8MB in the beginning and 110.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:27:07,096 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.52ms. Allocated memory is still 161.5MB. Free memory was 110.2MB in the beginning and 108.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:27:07,096 INFO L158 Benchmark]: Boogie Preprocessor took 21.86ms. Allocated memory is still 161.5MB. Free memory was 108.6MB in the beginning and 107.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:27:07,097 INFO L158 Benchmark]: RCFGBuilder took 410.93ms. Allocated memory is still 161.5MB. Free memory was 107.6MB in the beginning and 94.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:27:07,099 INFO L158 Benchmark]: CodeCheck took 325.58ms. Allocated memory is still 161.5MB. Free memory was 94.5MB in the beginning and 80.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:27:07,099 INFO L158 Benchmark]: Witness Printer took 8.97ms. Allocated memory is still 161.5MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:27:07,103 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 > -0.2f && IN < 0.2f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.2f && IN < 0.2f) [L42] CALL, EXPR f(IN) VAL [\old(x)=2] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L42] RET, EXPR f(IN) VAL [IN=2] [L42] CALL, EXPR fp(IN) VAL [\old(x)=2] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L42] RET, EXPR fp(IN) VAL [IN=2] [L42] float x = IN - f(IN)/fp(IN); [L44] CALL, EXPR f(x) VAL [\old(x)=3] [L29] return x - (x*x*x)/6.0f + (x*x*x*x*x)/120.0f + (x*x*x*x*x*x*x)/5040.0f; [L44] RET, EXPR f(x) VAL [IN=2, x=3] [L44] CALL, EXPR fp(x) VAL [\old(x)=3] [L34] return 1 - (x*x)/2.0f + (x*x*x*x)/24.0f + (x*x*x*x*x*x)/720.0f; [L44] RET, EXPR fp(x) VAL [IN=2, x=3] [L44] x = x - f(x)/fp(x) [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 0.60ms. Allocated memory is still 161.5MB. Free memory is still 107.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.96ms. Allocated memory is still 161.5MB. Free memory was 122.8MB in the beginning and 110.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.52ms. Allocated memory is still 161.5MB. Free memory was 110.2MB in the beginning and 108.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.86ms. Allocated memory is still 161.5MB. Free memory was 108.6MB in the beginning and 107.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 410.93ms. Allocated memory is still 161.5MB. Free memory was 107.6MB in the beginning and 94.5MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 325.58ms. Allocated memory is still 161.5MB. Free memory was 94.5MB in the beginning and 80.3MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.97ms. Allocated memory is still 161.5MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:27:07,145 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/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_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_3_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/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_68c620f2-3c09-462e-a1e0-51b64280c497/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 487cb753ab668f0dc3893a3ab2fa6b5020a9a953baa1eebb275c5ff36ca3ae95 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:27:09,549 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:27:09,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:27:09,688 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:27:09,689 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:27:09,689 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:27:09,690 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:27:09,690 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:27:09,690 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:27:09,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:27:09,691 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:27:09,691 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:27:09,692 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:27:09,692 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:27:09,692 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:27:09,693 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:27:09,693 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:27:09,693 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:27:09,694 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:27:09,694 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:27:09,695 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:27:09,695 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:27:09,695 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:27:09,696 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:27:09,696 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:27:09,696 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:27:09,697 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:09,697 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:27:09,697 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:27:09,698 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:09,698 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:27:09,698 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:27:09,699 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:27:09,699 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:27:09,699 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:09,700 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:27:09,700 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_68c620f2-3c09-462e-a1e0-51b64280c497/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 487cb753ab668f0dc3893a3ab2fa6b5020a9a953baa1eebb275c5ff36ca3ae95 [2024-11-08 22:27:10,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:27:10,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:27:10,121 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:27:10,123 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:27:10,124 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:27:10,126 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_3_1.i Unable to find full path for "g++" [2024-11-08 22:27:12,255 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:27:12,450 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:27:12,451 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/sv-benchmarks/c/floats-cdfpl/newton_3_1.i [2024-11-08 22:27:12,472 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/data/9b02269ee/5f72f881381b480d84604c17a3ad6891/FLAG5fb940b95 [2024-11-08 22:27:12,839 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/data/9b02269ee/5f72f881381b480d84604c17a3ad6891 [2024-11-08 22:27:12,842 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:27:12,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:27:12,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:12,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:27:12,850 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:27:12,851 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:12" (1/1) ... [2024-11-08 22:27:12,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab8fdc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:12, skipping insertion in model container [2024-11-08 22:27:12,853 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:27:12" (1/1) ... [2024-11-08 22:27:12,876 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:27:13,075 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_68c620f2-3c09-462e-a1e0-51b64280c497/sv-benchmarks/c/floats-cdfpl/newton_3_1.i[1764,1777] [2024-11-08 22:27:13,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:13,106 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:27:13,136 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_68c620f2-3c09-462e-a1e0-51b64280c497/sv-benchmarks/c/floats-cdfpl/newton_3_1.i[1764,1777] [2024-11-08 22:27:13,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:27:13,163 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:27:13,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:13 WrapperNode [2024-11-08 22:27:13,164 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:27:13,166 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:13,166 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:27:13,166 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:27:13,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:13" (1/1) ... [2024-11-08 22:27:13,187 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:13" (1/1) ... [2024-11-08 22:27:13,216 INFO L138 Inliner]: procedures = 18, calls = 13, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2024-11-08 22:27:13,217 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:27:13,218 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:27:13,219 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:27:13,219 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:27:13,227 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:13" (1/1) ... [2024-11-08 22:27:13,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:13" (1/1) ... [2024-11-08 22:27:13,230 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:13" (1/1) ... [2024-11-08 22:27:13,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:13" (1/1) ... [2024-11-08 22:27:13,246 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:13" (1/1) ... [2024-11-08 22:27:13,248 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:13" (1/1) ... [2024-11-08 22:27:13,253 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:13" (1/1) ... [2024-11-08 22:27:13,254 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:13" (1/1) ... [2024-11-08 22:27:13,260 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:27:13,262 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:27:13,262 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:27:13,263 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:27:13,263 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:27:13" (1/1) ... [2024-11-08 22:27:13,269 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:27:13,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:27:13,299 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:27:13,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:27:13,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:27:13,339 INFO L130 BoogieDeclarations]: Found specification of procedure f [2024-11-08 22:27:13,339 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2024-11-08 22:27:13,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:27:13,340 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2024-11-08 22:27:13,340 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2024-11-08 22:27:13,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:27:13,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:27:13,432 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:27:13,434 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:27:39,460 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-08 22:27:39,460 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:27:39,522 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:27:39,524 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:27:39,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:39 BoogieIcfgContainer [2024-11-08 22:27:39,525 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:27:39,526 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:27:39,526 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:27:39,537 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:27:39,537 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:27:39" (1/1) ... [2024-11-08 22:27:39,547 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:27:39,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:39,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 19 states and 23 transitions. [2024-11-08 22:27:39,599 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 23 transitions. [2024-11-08 22:27:39,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:27:39,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:39,605 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:39,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:27:39,607 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:27:39,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c620f2-3c09-462e-a1e0-51b64280c497/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process