./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/arctan_Pade.c --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_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/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_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/arctan_Pade.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/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_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/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 03d4f02c4d6708ec7407dd5809f77bd3b86d46b08411c69d0afecaf50bc68872 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:56:32,539 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:56:32,636 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:56:32,643 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:56:32,644 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:56:32,672 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:56:32,673 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:56:32,674 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:56:32,675 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:56:32,675 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:56:32,676 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:56:32,676 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:56:32,677 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:56:32,677 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:56:32,678 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:56:32,680 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:56:32,682 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:56:32,685 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:56:32,686 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:56:32,686 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:56:32,687 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:56:32,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:56:32,688 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:56:32,688 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:56:32,688 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:56:32,689 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:56:32,689 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:56:32,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:56:32,690 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:56:32,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:56:32,691 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:56:32,691 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:56:32,692 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:56:32,692 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_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03d4f02c4d6708ec7407dd5809f77bd3b86d46b08411c69d0afecaf50bc68872 [2024-11-08 22:56:33,017 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:56:33,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:56:33,059 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:56:33,061 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:56:33,061 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:56:33,063 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/arctan_Pade.c Unable to find full path for "g++" [2024-11-08 22:56:35,107 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:56:35,351 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:56:35,352 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/sv-benchmarks/c/float-benchs/arctan_Pade.c [2024-11-08 22:56:35,361 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/data/f901dc682/754704ffc8af4cb6ade72fb6e3ffdc6f/FLAG8cb332d53 [2024-11-08 22:56:35,671 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/data/f901dc682/754704ffc8af4cb6ade72fb6e3ffdc6f [2024-11-08 22:56:35,676 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:56:35,681 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:56:35,682 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:56:35,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:56:35,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:56:35,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:56:35" (1/1) ... [2024-11-08 22:56:35,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b98d83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:35, skipping insertion in model container [2024-11-08 22:56:35,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:56:35" (1/1) ... [2024-11-08 22:56:35,730 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:56:35,939 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_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/sv-benchmarks/c/float-benchs/arctan_Pade.c[665,678] [2024-11-08 22:56:35,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:56:35,971 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:56:35,982 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_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/sv-benchmarks/c/float-benchs/arctan_Pade.c[665,678] [2024-11-08 22:56:35,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:56:36,008 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:56:36,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:36 WrapperNode [2024-11-08 22:56:36,009 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:56:36,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:56:36,010 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:56:36,010 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:56:36,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:36" (1/1) ... [2024-11-08 22:56:36,026 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:36" (1/1) ... [2024-11-08 22:56:36,043 INFO L138 Inliner]: procedures = 18, calls = 15, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 51 [2024-11-08 22:56:36,043 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:56:36,044 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:56:36,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:56:36,045 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:56:36,054 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:36" (1/1) ... [2024-11-08 22:56:36,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:36" (1/1) ... [2024-11-08 22:56:36,056 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:36" (1/1) ... [2024-11-08 22:56:36,056 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:36" (1/1) ... [2024-11-08 22:56:36,061 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:36" (1/1) ... [2024-11-08 22:56:36,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:36" (1/1) ... [2024-11-08 22:56:36,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:36" (1/1) ... [2024-11-08 22:56:36,071 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:36" (1/1) ... [2024-11-08 22:56:36,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:56:36,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:56:36,077 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:56:36,077 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:56:36,078 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:36" (1/1) ... [2024-11-08 22:56:36,084 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:56:36,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:56:36,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:56:36,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:56:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:56:36,157 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_POS [2024-11-08 22:56:36,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_POS [2024-11-08 22:56:36,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:56:36,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:56:36,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:56:36,160 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_0_1 [2024-11-08 22:56:36,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_0_1 [2024-11-08 22:56:36,228 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:56:36,231 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:56:36,413 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 22:56:36,414 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:56:36,466 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:56:36,467 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:56:36,467 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:56:36 BoogieIcfgContainer [2024-11-08 22:56:36,467 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:56:36,468 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:56:36,468 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:56:36,480 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:56:36,480 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:56:36" (1/1) ... [2024-11-08 22:56:36,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:56:36,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:56:36,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-11-08 22:56:36,542 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-11-08 22:56:36,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:56:36,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:56:36,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:56:36,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:56:36,654 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:56:36,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:56:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:56:36,740 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:56:36,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:56:36,786 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-08 22:56:36,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:56:36 ImpRootNode [2024-11-08 22:56:36,828 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:56:36,829 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:56:36,829 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:56:36,830 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:56:36,833 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:56:36" (3/4) ... [2024-11-08 22:56:36,837 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:56:36,838 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:56:36,839 INFO L158 Benchmark]: Toolchain (without parser) took 1160.65ms. Allocated memory is still 136.3MB. Free memory was 103.5MB in the beginning and 59.9MB in the end (delta: 43.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2024-11-08 22:56:36,840 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 111.1MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:56:36,842 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.03ms. Allocated memory is still 136.3MB. Free memory was 103.1MB in the beginning and 90.9MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-08 22:56:36,842 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.58ms. Allocated memory is still 136.3MB. Free memory was 90.9MB in the beginning and 89.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:56:36,844 INFO L158 Benchmark]: Boogie Preprocessor took 31.88ms. Allocated memory is still 136.3MB. Free memory was 89.3MB in the beginning and 88.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:56:36,845 INFO L158 Benchmark]: RCFGBuilder took 390.55ms. Allocated memory is still 136.3MB. Free memory was 88.0MB in the beginning and 74.6MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:56:36,846 INFO L158 Benchmark]: CodeCheck took 360.16ms. Allocated memory is still 136.3MB. Free memory was 74.2MB in the beginning and 60.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:56:36,847 INFO L158 Benchmark]: Witness Printer took 8.89ms. Allocated memory is still 136.3MB. Free memory was 60.3MB in the beginning and 59.9MB in the end (delta: 403.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:56:36,854 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, 22 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, 15 NumberOfCodeBlocks, 15 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: 17]: 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 someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someBinaryArithmeticDOUBLEoperation at line 35. Possible FailurePath: [L20] const double Pi=3.141592653589793238; [L47] double a, r; [L49] a = __VERIFIER_nondet_double() [L50] CALL assume_abort_if_not(a >= -1.79e308 && a <= 1.79e308) [L15] COND FALSE !(!cond) [L50] RET assume_abort_if_not(a >= -1.79e308 && a <= 1.79e308) [L52] CALL, EXPR ARCTAN(a) [L41] COND FALSE !(x < 0) VAL [Pi=1570796326794896619/500000000000000000] [L42] CALL, EXPR ARCTAN_POS(x) VAL [Pi=1570796326794896619/500000000000000000, \old(x)=2] [L35] COND TRUE x > 1. VAL [Pi=1570796326794896619/500000000000000000, \old(x)=2, x=2] [L35] CALL, EXPR ARCTAN_0_1(1. / x) VAL [Pi=1570796326794896619/500000000000000000] [L30] CALL, EXPR PADE_2_2(x) [L24] double x_2 = x*x; [L25] return 1. - x_2 / (3. + 9./5.*x_2); [L30] RET, EXPR PADE_2_2(x) [L30] return x*PADE_2_2(x); [L35] RET, EXPR ARCTAN_0_1(1. / x) VAL [Pi=1570796326794896619/500000000000000000, \old(x)=2, x=2] [L35] return Pi / 2. - ARCTAN_0_1(1. / x); [L42] RET, EXPR ARCTAN_POS(x) VAL [Pi=1570796326794896619/500000000000000000, x=2] [L42] return ARCTAN_POS(x); [L52] RET, EXPR ARCTAN(a) [L52] r = ARCTAN(a) [L54] CALL __VERIFIER_assert(r >= -1.571 && r <= 1.571) [L17] COND TRUE !(cond) VAL [Pi=1570796326794896619/500000000000000000] [L17] reach_error() VAL [Pi=1570796326794896619/500000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 111.1MB. Free memory is still 66.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.03ms. Allocated memory is still 136.3MB. Free memory was 103.1MB in the beginning and 90.9MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.58ms. Allocated memory is still 136.3MB. Free memory was 90.9MB in the beginning and 89.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.88ms. Allocated memory is still 136.3MB. Free memory was 89.3MB in the beginning and 88.0MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 390.55ms. Allocated memory is still 136.3MB. Free memory was 88.0MB in the beginning and 74.6MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 360.16ms. Allocated memory is still 136.3MB. Free memory was 74.2MB in the beginning and 60.3MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Witness Printer took 8.89ms. Allocated memory is still 136.3MB. Free memory was 60.3MB in the beginning and 59.9MB in the end (delta: 403.9kB). 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 22:56:36,892 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/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_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/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_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/arctan_Pade.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/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_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/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 03d4f02c4d6708ec7407dd5809f77bd3b86d46b08411c69d0afecaf50bc68872 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:56:39,344 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:56:39,453 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:56:39,503 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:56:39,504 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:56:39,505 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:56:39,506 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:56:39,507 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:56:39,507 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:56:39,508 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:56:39,509 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:56:39,509 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:56:39,509 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:56:39,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:56:39,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:56:39,513 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:56:39,513 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:56:39,513 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:56:39,514 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:56:39,514 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:56:39,514 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:56:39,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:56:39,515 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:56:39,515 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:56:39,516 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:56:39,516 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:56:39,516 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:56:39,517 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:56:39,517 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:56:39,517 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:56:39,517 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:56:39,518 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:56:39,518 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:56:39,519 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:56:39,519 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:56:39,519 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:56:39,519 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_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03d4f02c4d6708ec7407dd5809f77bd3b86d46b08411c69d0afecaf50bc68872 [2024-11-08 22:56:39,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:56:39,948 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:56:39,952 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:56:39,953 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:56:39,954 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:56:39,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-benchs/arctan_Pade.c Unable to find full path for "g++" [2024-11-08 22:56:42,286 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:56:42,489 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:56:42,490 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/sv-benchmarks/c/float-benchs/arctan_Pade.c [2024-11-08 22:56:42,498 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/data/a635df670/caa36206356a41bcb01ed9de6240acc6/FLAGecc63bffd [2024-11-08 22:56:42,515 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/data/a635df670/caa36206356a41bcb01ed9de6240acc6 [2024-11-08 22:56:42,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:56:42,520 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:56:42,522 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:56:42,522 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:56:42,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:56:42,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:42,535 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70692b42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42, skipping insertion in model container [2024-11-08 22:56:42,535 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:42,574 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:56:42,816 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_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/sv-benchmarks/c/float-benchs/arctan_Pade.c[665,678] [2024-11-08 22:56:42,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:56:42,857 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:56:42,872 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_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/sv-benchmarks/c/float-benchs/arctan_Pade.c[665,678] [2024-11-08 22:56:42,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:56:42,902 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:56:42,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42 WrapperNode [2024-11-08 22:56:42,903 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:56:42,904 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:56:42,905 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:56:42,905 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:56:42,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:42,930 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:42,960 INFO L138 Inliner]: procedures = 19, calls = 15, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 52 [2024-11-08 22:56:42,962 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:56:42,963 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:56:42,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:56:42,964 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:56:42,974 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:42,975 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:42,981 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:42,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:42,999 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:43,005 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:43,007 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:43,012 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:43,018 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:56:43,019 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:56:43,019 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:56:43,020 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:56:43,022 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:56:42" (1/1) ... [2024-11-08 22:56:43,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:56:43,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:56:43,063 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:56:43,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:56:43,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:56:43,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:56:43,110 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_POS [2024-11-08 22:56:43,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_POS [2024-11-08 22:56:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:56:43,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:56:43,111 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_0_1 [2024-11-08 22:56:43,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_0_1 [2024-11-08 22:56:43,224 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:56:43,227 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:57:00,277 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-08 22:57:00,278 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:57:00,378 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:57:00,379 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:57:00,380 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:57:00 BoogieIcfgContainer [2024-11-08 22:57:00,380 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:57:00,381 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:57:00,383 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:57:00,392 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:57:00,393 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:57:00" (1/1) ... [2024-11-08 22:57:00,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:57:00,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:57:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-11-08 22:57:00,451 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-11-08 22:57:00,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 22:57:00,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:57:00,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:57:00,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:57:00,459 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:57:00,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:57:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:57:06,230 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:57:16,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 22:57:17,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:57:17,576 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) [2024-11-08 22:57:17,580 INFO L158 Benchmark]: Toolchain (without parser) took 35060.17ms. Allocated memory is still 83.9MB. Free memory was 42.6MB in the beginning and 50.9MB in the end (delta: -8.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:57:17,581 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 59.6MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:57:17,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.10ms. Allocated memory is still 83.9MB. Free memory was 42.3MB in the beginning and 52.4MB in the end (delta: -10.0MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2024-11-08 22:57:17,583 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.29ms. Allocated memory is still 83.9MB. Free memory was 52.4MB in the beginning and 50.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:57:17,584 INFO L158 Benchmark]: Boogie Preprocessor took 55.24ms. Allocated memory is still 83.9MB. Free memory was 50.7MB in the beginning and 49.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:57:17,584 INFO L158 Benchmark]: RCFGBuilder took 17361.04ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 60.1MB in the end (delta: -11.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-08 22:57:17,585 INFO L158 Benchmark]: CodeCheck took 17198.14ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 50.9MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:57:17,589 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 0.22ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 59.6MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.10ms. Allocated memory is still 83.9MB. Free memory was 42.3MB in the beginning and 52.4MB in the end (delta: -10.0MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.29ms. Allocated memory is still 83.9MB. Free memory was 52.4MB in the beginning and 50.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.24ms. Allocated memory is still 83.9MB. Free memory was 50.7MB in the beginning and 49.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 17361.04ms. Allocated memory is still 83.9MB. Free memory was 49.2MB in the beginning and 60.1MB in the end (delta: -11.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 17198.14ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 50.9MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 22:57:17,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a544bb0-82e3-4c54-826b-a26d5ccc05a5/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