./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-cdfpl/newton_1_3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/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_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/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_234757f8-289a-46e2-a47a-cb693e718f0d/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 26fa7b1fc8948e323dc46aa278c02b07d6da75b1e07ffd01b89efc9a86bb90ce --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:13:57,335 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:13:57,428 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:13:57,432 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:13:57,433 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:13:57,478 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:13:57,483 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:13:57,483 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:13:57,484 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:13:57,484 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:13:57,485 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:13:57,486 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:13:57,486 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:13:57,489 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:13:57,490 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:13:57,490 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:13:57,490 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:13:57,491 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:13:57,491 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:13:57,491 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:13:57,492 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:13:57,496 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:13:57,496 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:13:57,496 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:13:57,497 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:13:57,497 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:13:57,497 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:13:57,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:13:57,498 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:13:57,498 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:13:57,499 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:13:57,499 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:13:57,499 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:13:57,502 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_234757f8-289a-46e2-a47a-cb693e718f0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26fa7b1fc8948e323dc46aa278c02b07d6da75b1e07ffd01b89efc9a86bb90ce [2024-11-09 00:13:57,778 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:13:57,806 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:13:57,810 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:13:57,811 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:13:57,812 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:13:57,813 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_1_3.i Unable to find full path for "g++" [2024-11-09 00:13:59,830 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:14:00,009 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:14:00,010 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/sv-benchmarks/c/floats-cdfpl/newton_1_3.i [2024-11-09 00:14:00,017 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/data/f3805e042/ad70855c9c404324b1786b9145b4fdc9/FLAGd8215fd1a [2024-11-09 00:14:00,029 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/data/f3805e042/ad70855c9c404324b1786b9145b4fdc9 [2024-11-09 00:14:00,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:14:00,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:14:00,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:14:00,034 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:14:00,040 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:14:00,040 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6defffbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00, skipping insertion in model container [2024-11-09 00:14:00,043 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,066 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:14:00,263 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_234757f8-289a-46e2-a47a-cb693e718f0d/sv-benchmarks/c/floats-cdfpl/newton_1_3.i[1722,1735] [2024-11-09 00:14:00,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:14:00,278 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:14:00,295 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_234757f8-289a-46e2-a47a-cb693e718f0d/sv-benchmarks/c/floats-cdfpl/newton_1_3.i[1722,1735] [2024-11-09 00:14:00,295 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:14:00,318 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:14:00,319 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00 WrapperNode [2024-11-09 00:14:00,319 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:14:00,320 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:14:00,320 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:14:00,320 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:14:00,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,352 INFO L138 Inliner]: procedures = 17, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 30 [2024-11-09 00:14:00,352 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:14:00,353 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:14:00,353 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:14:00,354 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:14:00,362 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,364 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,364 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,367 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,369 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,371 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:14:00,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:14:00,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:14:00,373 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:14:00,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:14:00,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:14:00,406 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:14:00,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:14:00,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:14:00,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:14:00,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:14:00,436 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:14:00,520 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:14:00,526 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:14:00,636 INFO L? ?]: Removed 11 outVars from TransFormulas that were not future-live. [2024-11-09 00:14:00,636 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:14:00,688 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:14:00,695 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:14:00,696 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:14:00 BoogieIcfgContainer [2024-11-09 00:14:00,696 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:14:00,697 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:14:00,697 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:14:00,712 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:14:00,713 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:14:00" (1/1) ... [2024-11-09 00:14:00,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:14:00,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:00,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-09 00:14:00,786 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-09 00:14:00,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:14:00,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:00,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:14:00,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:14:00,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:14:00,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:14:00,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:14:00,993 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:14:01,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:14:01,030 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-09 00:14:01,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:14:01 ImpRootNode [2024-11-09 00:14:01,057 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:14:01,058 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:14:01,061 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:14:01,061 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:14:01,062 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:14:00" (3/4) ... [2024-11-09 00:14:01,065 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:14:01,067 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:14:01,068 INFO L158 Benchmark]: Toolchain (without parser) took 1034.31ms. Allocated memory is still 155.2MB. Free memory was 117.6MB in the beginning and 79.9MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-09 00:14:01,069 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 155.2MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:14:01,070 INFO L158 Benchmark]: CACSL2BoogieTranslator took 285.05ms. Allocated memory is still 155.2MB. Free memory was 117.6MB in the beginning and 105.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:14:01,072 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.83ms. Allocated memory is still 155.2MB. Free memory was 105.0MB in the beginning and 103.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:14:01,073 INFO L158 Benchmark]: Boogie Preprocessor took 19.27ms. Allocated memory is still 155.2MB. Free memory was 103.3MB in the beginning and 102.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:14:01,074 INFO L158 Benchmark]: RCFGBuilder took 322.89ms. Allocated memory is still 155.2MB. Free memory was 102.1MB in the beginning and 91.1MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:14:01,075 INFO L158 Benchmark]: CodeCheck took 360.70ms. Allocated memory is still 155.2MB. Free memory was 91.1MB in the beginning and 80.2MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:14:01,077 INFO L158 Benchmark]: Witness Printer took 8.55ms. Allocated memory is still 155.2MB. Free memory was 80.2MB in the beginning and 79.9MB in the end (delta: 353.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:14:01,081 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: 0.3s, 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, 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 - 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 > -0.6f && IN < 0.6f) [L24] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN > -0.6f && IN < 0.6f) [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 0.25ms. Allocated memory is still 155.2MB. Free memory is still 98.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 285.05ms. Allocated memory is still 155.2MB. Free memory was 117.6MB in the beginning and 105.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.83ms. Allocated memory is still 155.2MB. Free memory was 105.0MB in the beginning and 103.3MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.27ms. Allocated memory is still 155.2MB. Free memory was 103.3MB in the beginning and 102.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 322.89ms. Allocated memory is still 155.2MB. Free memory was 102.1MB in the beginning and 91.1MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 360.70ms. Allocated memory is still 155.2MB. Free memory was 91.1MB in the beginning and 80.2MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Witness Printer took 8.55ms. Allocated memory is still 155.2MB. Free memory was 80.2MB in the beginning and 79.9MB in the end (delta: 353.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:14:01,125 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/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_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-cdfpl/newton_1_3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/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_234757f8-289a-46e2-a47a-cb693e718f0d/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 26fa7b1fc8948e323dc46aa278c02b07d6da75b1e07ffd01b89efc9a86bb90ce --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:14:03,750 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:14:03,845 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:14:03,893 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:14:03,894 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:14:03,895 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:14:03,895 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:14:03,896 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:14:03,896 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:14:03,898 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:14:03,898 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:14:03,899 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:14:03,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:14:03,900 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:14:03,900 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:14:03,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:14:03,901 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:14:03,901 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:14:03,901 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:14:03,902 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:14:03,902 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:14:03,907 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:14:03,907 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:14:03,907 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:14:03,907 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:14:03,908 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:14:03,908 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:03,908 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:14:03,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:14:03,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:14:03,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:14:03,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:14:03,910 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:14:03,910 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:14:03,910 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:03,912 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:14:03,912 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_234757f8-289a-46e2-a47a-cb693e718f0d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26fa7b1fc8948e323dc46aa278c02b07d6da75b1e07ffd01b89efc9a86bb90ce [2024-11-09 00:14:04,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:14:04,372 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:14:04,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:14:04,377 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:14:04,378 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:14:04,380 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/floats-cdfpl/newton_1_3.i Unable to find full path for "g++" [2024-11-09 00:14:06,520 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:14:06,728 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:14:06,728 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/sv-benchmarks/c/floats-cdfpl/newton_1_3.i [2024-11-09 00:14:06,738 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/data/9484cbc97/012ea6d1c4e44d27b586b5c45fb10e92/FLAG184610ac5 [2024-11-09 00:14:07,100 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/data/9484cbc97/012ea6d1c4e44d27b586b5c45fb10e92 [2024-11-09 00:14:07,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:14:07,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:14:07,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:14:07,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:14:07,111 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:14:07,112 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50ae20b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07, skipping insertion in model container [2024-11-09 00:14:07,114 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,134 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:14:07,360 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_234757f8-289a-46e2-a47a-cb693e718f0d/sv-benchmarks/c/floats-cdfpl/newton_1_3.i[1722,1735] [2024-11-09 00:14:07,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:14:07,385 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:14:07,408 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_234757f8-289a-46e2-a47a-cb693e718f0d/sv-benchmarks/c/floats-cdfpl/newton_1_3.i[1722,1735] [2024-11-09 00:14:07,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:14:07,426 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:14:07,427 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07 WrapperNode [2024-11-09 00:14:07,427 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:14:07,428 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:14:07,428 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:14:07,428 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:14:07,436 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,475 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 31 [2024-11-09 00:14:07,476 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:14:07,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:14:07,477 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:14:07,477 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:14:07,485 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,488 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,489 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,500 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,506 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,507 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,508 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:14:07,514 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:14:07,514 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:14:07,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:14:07,515 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:14:07" (1/1) ... [2024-11-09 00:14:07,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:14:07,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:14:07,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:14:07,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:14:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:14:07,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:14:07,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:14:07,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:14:07,636 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:14:07,639 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:14:28,097 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-09 00:14:28,098 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:14:28,180 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:14:28,180 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 00:14:28,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:14:28 BoogieIcfgContainer [2024-11-09 00:14:28,181 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:14:28,181 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:14:28,181 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:14:28,189 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:14:28,189 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:14:28" (1/1) ... [2024-11-09 00:14:28,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:14:28,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:14:28,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 6 transitions. [2024-11-09 00:14:28,257 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 6 transitions. [2024-11-09 00:14:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-09 00:14:28,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:14:28,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:14:28,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:14:28,262 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:14:28,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:25:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:25:27,303 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:25:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:25:38,093 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:25:38,094 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:25:38,100 INFO L158 Benchmark]: Toolchain (without parser) took 690995.07ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 44.3MB in the beginning and 83.7MB in the end (delta: -39.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:25:38,102 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 83.9MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:25:38,103 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.82ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 54.2MB in the end (delta: -10.1MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2024-11-09 00:25:38,104 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.92ms. Allocated memory is still 83.9MB. Free memory was 54.2MB in the beginning and 52.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:25:38,105 INFO L158 Benchmark]: Boogie Preprocessor took 37.15ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 51.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:25:38,107 INFO L158 Benchmark]: RCFGBuilder took 20666.47ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 50.9MB in the beginning and 92.6MB in the end (delta: -41.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:25:38,108 INFO L158 Benchmark]: CodeCheck took 669917.04ms. Allocated memory is still 115.3MB. Free memory was 92.6MB in the beginning and 83.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-09 00:25:38,114 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.71ms. Allocated memory is still 83.9MB. Free memory is still 60.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.82ms. Allocated memory is still 83.9MB. Free memory was 44.0MB in the beginning and 54.2MB in the end (delta: -10.1MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.92ms. Allocated memory is still 83.9MB. Free memory was 54.2MB in the beginning and 52.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.15ms. Allocated memory is still 83.9MB. Free memory was 52.5MB in the beginning and 51.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 20666.47ms. Allocated memory was 83.9MB in the beginning and 115.3MB in the end (delta: 31.5MB). Free memory was 50.9MB in the beginning and 92.6MB in the end (delta: -41.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 669917.04ms. Allocated memory is still 115.3MB. Free memory was 92.6MB in the beginning and 83.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:25:38,273 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_234757f8-289a-46e2-a47a-cb693e718f0d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown