./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/arctan_Pade.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm --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 0.3.0-dev-826ab2b [2024-11-13 21:27:58,482 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:27:58,543 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:27:58,548 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:27:58,548 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:27:58,570 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:27:58,570 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:27:58,571 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:27:58,572 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:27:58,572 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:27:58,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:27:58,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:27:58,573 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:27:58,573 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:27:58,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:27:58,575 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:27:58,575 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:27:58,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:27:58,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:27:58,575 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:27:58,575 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:27:58,576 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:27:58,576 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:27:58,576 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:27:58,576 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:27:58,576 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:27:58,576 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:27:58,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:27:58,576 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:27:58,577 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:27:58,577 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:27:58,577 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:27:58,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:27:58,577 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 21:27:58,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:27:58,867 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:27:58,870 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:27:58,871 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:27:58,871 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:27:58,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/arctan_Pade.c Unable to find full path for "g++" [2024-11-13 21:28:00,876 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:28:01,179 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:28:01,182 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/sv-benchmarks/c/float-benchs/arctan_Pade.c [2024-11-13 21:28:01,191 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/data/30c268ae9/83b26c58326d43a495fb3b86f7956267/FLAG6bffd71c0 [2024-11-13 21:28:01,215 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/data/30c268ae9/83b26c58326d43a495fb3b86f7956267 [2024-11-13 21:28:01,223 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:28:01,228 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:28:01,243 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:28:01,246 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:28:01,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:28:01,257 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,260 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10f4497f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01, skipping insertion in model container [2024-11-13 21:28:01,260 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,279 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:28:01,434 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_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/sv-benchmarks/c/float-benchs/arctan_Pade.c[665,678] [2024-11-13 21:28:01,447 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:28:01,457 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:28:01,467 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_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/sv-benchmarks/c/float-benchs/arctan_Pade.c[665,678] [2024-11-13 21:28:01,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:28:01,486 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:28:01,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01 WrapperNode [2024-11-13 21:28:01,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:28:01,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:28:01,488 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:28:01,488 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:28:01,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,500 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,514 INFO L138 Inliner]: procedures = 18, calls = 15, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 51 [2024-11-13 21:28:01,514 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:28:01,514 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:28:01,515 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:28:01,515 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:28:01,520 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,520 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,521 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,521 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,525 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,527 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,528 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,529 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,530 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:28:01,531 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:28:01,531 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:28:01,531 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:28:01,532 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:28:01,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:28:01,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:28:01,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:28:01,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:28:01,592 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_POS [2024-11-13 21:28:01,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_POS [2024-11-13 21:28:01,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:28:01,593 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:28:01,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:28:01,593 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_0_1 [2024-11-13 21:28:01,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_0_1 [2024-11-13 21:28:01,655 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:28:01,657 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:28:01,843 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 21:28:01,843 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:28:01,918 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:28:01,922 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:28:01,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:01 BoogieIcfgContainer [2024-11-13 21:28:01,922 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:28:01,923 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:28:01,923 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:28:01,932 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:28:01,933 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:01" (1/1) ... [2024-11-13 21:28:01,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:28:01,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:01,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-11-13 21:28:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-11-13 21:28:01,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:28:01,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:01,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:28:02,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:28:02,101 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:28:02,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:28:02,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:28:02,207 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:28:02,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:28:02,238 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 21:28:02,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:28:02 ImpRootNode [2024-11-13 21:28:02,276 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:28:02,277 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:28:02,278 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:28:02,278 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:28:02,280 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:01" (3/4) ... [2024-11-13 21:28:02,282 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:28:02,284 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:28:02,287 INFO L158 Benchmark]: Toolchain (without parser) took 1060.41ms. Allocated memory was 411.0MB in the beginning and 142.6MB in the end (delta: -268.4MB). Free memory was 388.2MB in the beginning and 80.3MB in the end (delta: 307.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:28:02,288 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:02,288 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.58ms. Allocated memory is still 142.6MB. Free memory was 119.5MB in the beginning and 108.6MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:28:02,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.41ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:02,289 INFO L158 Benchmark]: Boogie Preprocessor took 15.71ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.4MB in the end (delta: 818.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:02,289 INFO L158 Benchmark]: RCFGBuilder took 391.22ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 93.1MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:28:02,292 INFO L158 Benchmark]: CodeCheck took 354.36ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 80.3MB in the end (delta: 12.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:02,293 INFO L158 Benchmark]: Witness Printer took 6.44ms. Allocated memory is still 142.6MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:02,295 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 someBinaryArithmeticDOUBLEoperation at line 35, overapproximation of someBinaryArithmeticDOUBLEoperation at line 35, overapproximation of someBinaryArithmeticDOUBLEoperation at line 24, overapproximation of someBinaryDOUBLEComparisonOperation at line 54, overapproximation of someBinaryDOUBLEComparisonOperation at line 35, overapproximation of someBinaryDOUBLEComparisonOperation at line 41, overapproximation of someBinaryDOUBLEComparisonOperation at line 50. 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 0.38ms. Allocated memory is still 142.6MB. Free memory is still 80.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 244.58ms. Allocated memory is still 142.6MB. Free memory was 119.5MB in the beginning and 108.6MB in the end (delta: 10.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.41ms. Allocated memory is still 142.6MB. Free memory was 108.6MB in the beginning and 107.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 15.71ms. Allocated memory is still 142.6MB. Free memory was 107.2MB in the beginning and 106.4MB in the end (delta: 818.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 391.22ms. Allocated memory is still 142.6MB. Free memory was 106.4MB in the beginning and 93.1MB in the end (delta: 13.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 354.36ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 80.3MB in the end (delta: 12.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.44ms. Allocated memory is still 142.6MB. Free memory is still 80.3MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:28:02,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/arctan_Pade.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm --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 0.3.0-dev-826ab2b [2024-11-13 21:28:04,945 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:28:05,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:28:05,121 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:28:05,122 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:28:05,122 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:28:05,122 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:28:05,123 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:28:05,123 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:28:05,123 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:28:05,123 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:28:05,123 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:28:05,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:28:05,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:28:05,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:28:05,125 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:28:05,126 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:28:05,126 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:28:05,126 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:28:05,126 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:28:05,126 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:28:05,126 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:28:05,126 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:28:05,126 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:28:05,127 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:28:05,127 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:28:05,127 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:05,127 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:28:05,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:28:05,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:28:05,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:28:05,127 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:28:05,128 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:28:05,128 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:28:05,128 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:05,128 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:28:05,128 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 21:28:05,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:28:05,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:28:05,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:28:05,425 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:28:05,426 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:28:05,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-benchs/arctan_Pade.c Unable to find full path for "g++" [2024-11-13 21:28:07,297 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:28:07,551 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:28:07,552 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/sv-benchmarks/c/float-benchs/arctan_Pade.c [2024-11-13 21:28:07,561 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/data/abb87acb1/6858f307470748cb876a21eadcbc1138/FLAG48b45249e [2024-11-13 21:28:07,588 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/data/abb87acb1/6858f307470748cb876a21eadcbc1138 [2024-11-13 21:28:07,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:28:07,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:28:07,594 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:28:07,595 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:28:07,600 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:28:07,601 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,604 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47236f6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07, skipping insertion in model container [2024-11-13 21:28:07,604 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,621 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:28:07,793 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_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/sv-benchmarks/c/float-benchs/arctan_Pade.c[665,678] [2024-11-13 21:28:07,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:28:07,833 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:28:07,849 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_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/sv-benchmarks/c/float-benchs/arctan_Pade.c[665,678] [2024-11-13 21:28:07,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:28:07,879 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:28:07,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07 WrapperNode [2024-11-13 21:28:07,880 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:28:07,881 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:28:07,881 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:28:07,881 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:28:07,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,924 INFO L138 Inliner]: procedures = 19, calls = 15, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 52 [2024-11-13 21:28:07,925 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:28:07,925 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:28:07,925 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:28:07,925 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:28:07,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,935 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,936 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,943 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,945 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,947 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,948 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,951 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:28:07,952 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:28:07,952 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:28:07,952 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:28:07,953 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:28:07" (1/1) ... [2024-11-13 21:28:07,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:28:07,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:28:07,992 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:28:07,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:28:08,016 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:28:08,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:28:08,017 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_POS [2024-11-13 21:28:08,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_POS [2024-11-13 21:28:08,017 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:28:08,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:28:08,017 INFO L130 BoogieDeclarations]: Found specification of procedure ARCTAN_0_1 [2024-11-13 21:28:08,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ARCTAN_0_1 [2024-11-13 21:28:08,097 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:28:08,099 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:28:21,058 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 21:28:21,058 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:28:21,123 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:28:21,124 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 21:28:21,124 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:21 BoogieIcfgContainer [2024-11-13 21:28:21,124 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:28:21,125 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:28:21,125 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:28:21,135 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:28:21,136 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:28:21" (1/1) ... [2024-11-13 21:28:21,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:28:21,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:28:21,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 22 states and 26 transitions. [2024-11-13 21:28:21,195 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 26 transitions. [2024-11-13 21:28:21,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 21:28:21,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:28:21,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:28:21,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:28:21,203 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:28:21,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:28:28,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:28:28,755 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:28:38,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:28:39,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:28:39,973 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) [2024-11-13 21:28:39,979 INFO L158 Benchmark]: Toolchain (without parser) took 32386.22ms. Allocated memory is still 109.1MB. Free memory was 84.9MB in the beginning and 48.3MB in the end (delta: 36.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 21:28:39,979 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory was 64.5MB in the beginning and 64.4MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:39,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 287.16ms. Allocated memory is still 109.1MB. Free memory was 84.9MB in the beginning and 73.1MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:28:39,984 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.80ms. Allocated memory is still 109.1MB. Free memory was 73.1MB in the beginning and 71.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:28:39,984 INFO L158 Benchmark]: Boogie Preprocessor took 25.76ms. Allocated memory is still 109.1MB. Free memory was 71.9MB in the beginning and 70.8MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:28:39,985 INFO L158 Benchmark]: RCFGBuilder took 13172.58ms. Allocated memory is still 109.1MB. Free memory was 70.8MB in the beginning and 57.1MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:28:39,985 INFO L158 Benchmark]: CodeCheck took 18852.33ms. Allocated memory is still 109.1MB. Free memory was 57.1MB in the beginning and 48.3MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:28:39,990 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 0.44ms. Allocated memory is still 83.9MB. Free memory was 64.5MB in the beginning and 64.4MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 287.16ms. Allocated memory is still 109.1MB. Free memory was 84.9MB in the beginning and 73.1MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.80ms. Allocated memory is still 109.1MB. Free memory was 73.1MB in the beginning and 71.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.76ms. Allocated memory is still 109.1MB. Free memory was 71.9MB in the beginning and 70.8MB in the end (delta: 1.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 13172.58ms. Allocated memory is still 109.1MB. Free memory was 70.8MB in the beginning and 57.1MB in the end (delta: 13.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 18852.33ms. Allocated memory is still 109.1MB. Free memory was 57.1MB in the beginning and 48.3MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:28:40,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c4e71a8-1b2e-4c87-9173-9e4e943eb4e6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown