./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 58b944d221faff3c6824998b05c9a224fa74d600c63469e9d7cd97b7a5527588 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:17:02,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:17:02,302 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 23:17:02,306 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 23:17:02,307 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 23:17:02,326 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:17:02,327 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:17:02,327 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:17:02,328 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:17:02,328 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:17:02,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:17:02,328 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:17:02,328 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:17:02,328 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 23:17:02,328 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:17:02,328 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:17:02,329 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:17:02,329 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:17:02,329 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:17:02,329 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:17:02,329 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:17:02,329 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:17:02,329 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:17:02,329 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:17:02,329 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:17:02,329 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:17:02,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:17:02,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:17:02,330 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:17:02,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:17:02,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:17:02,330 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 23:17:02,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 23:17:02,330 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_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58b944d221faff3c6824998b05c9a224fa74d600c63469e9d7cd97b7a5527588 [2024-12-05 23:17:02,567 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:17:02,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:17:02,577 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:17:02,579 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:17:02,579 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:17:02,580 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c [2024-12-05 23:17:05,218 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/data/4b48abf6f/203d254b1c514183a71ddd9f074b0359/FLAG9f872ab36 [2024-12-05 23:17:05,423 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:17:05,423 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c [2024-12-05 23:17:05,431 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/data/4b48abf6f/203d254b1c514183a71ddd9f074b0359/FLAG9f872ab36 [2024-12-05 23:17:05,444 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/data/4b48abf6f/203d254b1c514183a71ddd9f074b0359 [2024-12-05 23:17:05,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:17:05,447 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:17:05,448 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:17:05,448 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:17:05,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:17:05,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34dc39a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05, skipping insertion in model container [2024-12-05 23:17:05,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,469 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:17:05,586 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_f08a17a8-3a26-431b-a7aa-d4f3aac67123/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[1995,2008] [2024-12-05 23:17:05,590 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_f08a17a8-3a26-431b-a7aa-d4f3aac67123/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[2364,2377] [2024-12-05 23:17:05,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:17:05,634 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:17:05,644 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_f08a17a8-3a26-431b-a7aa-d4f3aac67123/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[1995,2008] [2024-12-05 23:17:05,646 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_f08a17a8-3a26-431b-a7aa-d4f3aac67123/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[2364,2377] [2024-12-05 23:17:05,669 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:17:05,682 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:17:05,682 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05 WrapperNode [2024-12-05 23:17:05,682 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:17:05,683 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:17:05,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:17:05,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:17:05,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,714 INFO L138 Inliner]: procedures = 27, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 168 [2024-12-05 23:17:05,714 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:17:05,714 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:17:05,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:17:05,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:17:05,720 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,720 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,722 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,722 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,728 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,729 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,733 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,738 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:17:05,739 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:17:05,739 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:17:05,739 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:17:05,740 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:05" (1/1) ... [2024-12-05 23:17:05,745 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:17:05,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:17:05,765 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:17:05,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:17:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:17:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-05 23:17:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-05 23:17:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 23:17:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:17:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:17:05,787 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:17:05,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:17:05,844 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:17:05,846 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:17:06,132 INFO L? ?]: Removed 70 outVars from TransFormulas that were not future-live. [2024-12-05 23:17:06,132 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:17:06,268 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:17:06,268 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:17:06,268 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:17:06 BoogieIcfgContainer [2024-12-05 23:17:06,268 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:17:06,269 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:17:06,269 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:17:06,277 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:17:06,277 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:17:06" (1/1) ... [2024-12-05 23:17:06,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:17:06,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:06,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-12-05 23:17:06,333 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-12-05 23:17:06,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:17:06,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:06,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 23:17:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:17:06,392 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:17:06,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:17:06,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:17:06,424 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 23:17:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 23:17:06,435 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-05 23:17:06,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 11:17:06 ImpRootNode [2024-12-05 23:17:06,448 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 23:17:06,449 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 23:17:06,449 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 23:17:06,449 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 23:17:06,450 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:17:06" (3/4) ... [2024-12-05 23:17:06,451 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-05 23:17:06,452 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 23:17:06,453 INFO L158 Benchmark]: Toolchain (without parser) took 1005.75ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 106.6MB in the end (delta: 9.6MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2024-12-05 23:17:06,453 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:17:06,454 INFO L158 Benchmark]: CACSL2BoogieTranslator took 234.45ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 102.0MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:17:06,454 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.10ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 100.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:17:06,454 INFO L158 Benchmark]: Boogie Preprocessor took 23.85ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 98.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:17:06,455 INFO L158 Benchmark]: RCFGBuilder took 529.63ms. Allocated memory is still 142.6MB. Free memory was 98.8MB in the beginning and 55.8MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-05 23:17:06,455 INFO L158 Benchmark]: CodeCheck took 179.29ms. Allocated memory is still 142.6MB. Free memory was 55.6MB in the beginning and 107.0MB in the end (delta: -51.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:17:06,456 INFO L158 Benchmark]: Witness Printer took 3.54ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.6MB in the end (delta: 399.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:17:06,458 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, 43 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, 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, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 48]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryFLOATComparisonOperation at line 40, overapproximation of someBinaryArithmeticFLOAToperation at line 45. Possible FailurePath: [L322] COND TRUE __VERIFIER_nondet_int() [L323] CALL main1() [L39] float IN = __VERIFIER_nondet_float(); [L40] CALL assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L34] COND FALSE !(!cond) [L40] RET assume_abort_if_not(IN >= 0.0f && IN < 1.0f) [L42] float x = IN; [L44-L45] float result = 1.0f + 0.5f*x - 0.125f*x*x + 0.0625f*x*x*x - 0.0390625f*x*x*x*x; [L47] COND TRUE !(result >= 0.0f && result < 1.5f) [L48] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 234.45ms. Allocated memory is still 142.6MB. Free memory was 116.2MB in the beginning and 102.0MB in the end (delta: 14.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.10ms. Allocated memory is still 142.6MB. Free memory was 101.8MB in the beginning and 100.2MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.85ms. Allocated memory is still 142.6MB. Free memory was 100.2MB in the beginning and 98.8MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 529.63ms. Allocated memory is still 142.6MB. Free memory was 98.8MB in the beginning and 55.8MB in the end (delta: 43.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 179.29ms. Allocated memory is still 142.6MB. Free memory was 55.6MB in the beginning and 107.0MB in the end (delta: -51.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.54ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 106.6MB in the end (delta: 399.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-05 23:17:06,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 58b944d221faff3c6824998b05c9a224fa74d600c63469e9d7cd97b7a5527588 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 23:17:08,362 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 23:17:08,442 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-05 23:17:08,465 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 23:17:08,465 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 23:17:08,465 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 23:17:08,466 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 23:17:08,466 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 23:17:08,466 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 23:17:08,466 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 23:17:08,466 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 23:17:08,466 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 23:17:08,466 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 23:17:08,467 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 23:17:08,467 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 23:17:08,467 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 23:17:08,467 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 23:17:08,467 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 23:17:08,467 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 23:17:08,467 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 23:17:08,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 23:17:08,467 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 23:17:08,468 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 23:17:08,468 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 23:17:08,468 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 23:17:08,468 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 23:17:08,468 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:08,468 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 23:17:08,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 23:17:08,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:17:08,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 23:17:08,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 23:17:08,469 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 23:17:08,469 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 23:17:08,469 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:08,469 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 23:17:08,469 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_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 58b944d221faff3c6824998b05c9a224fa74d600c63469e9d7cd97b7a5527588 [2024-12-05 23:17:08,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 23:17:08,706 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 23:17:08,709 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 23:17:08,710 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 23:17:08,710 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 23:17:08,711 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c [2024-12-05 23:17:11,402 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/data/7086c6300/7f08f9049ff84e9aa37a9d66538f17b4/FLAG9b2de0c4b [2024-12-05 23:17:11,603 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 23:17:11,603 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c [2024-12-05 23:17:11,612 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/data/7086c6300/7f08f9049ff84e9aa37a9d66538f17b4/FLAG9b2de0c4b [2024-12-05 23:17:11,951 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/data/7086c6300/7f08f9049ff84e9aa37a9d66538f17b4 [2024-12-05 23:17:11,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 23:17:11,954 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 23:17:11,955 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 23:17:11,955 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 23:17:11,958 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 23:17:11,959 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:17:11" (1/1) ... [2024-12-05 23:17:11,959 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13b4e014 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:11, skipping insertion in model container [2024-12-05 23:17:11,959 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 11:17:11" (1/1) ... [2024-12-05 23:17:11,976 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 23:17:12,085 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_f08a17a8-3a26-431b-a7aa-d4f3aac67123/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[1995,2008] [2024-12-05 23:17:12,089 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_f08a17a8-3a26-431b-a7aa-d4f3aac67123/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[2364,2377] [2024-12-05 23:17:12,117 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:17:12,125 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 23:17:12,134 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_f08a17a8-3a26-431b-a7aa-d4f3aac67123/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[1995,2008] [2024-12-05 23:17:12,135 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_f08a17a8-3a26-431b-a7aa-d4f3aac67123/sv-benchmarks/c/combinations/square_8+soft_float_2a.c.cil.c[2364,2377] [2024-12-05 23:17:12,152 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 23:17:12,162 INFO L204 MainTranslator]: Completed translation [2024-12-05 23:17:12,162 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12 WrapperNode [2024-12-05 23:17:12,163 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 23:17:12,163 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 23:17:12,163 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 23:17:12,163 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 23:17:12,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12" (1/1) ... [2024-12-05 23:17:12,176 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12" (1/1) ... [2024-12-05 23:17:12,193 INFO L138 Inliner]: procedures = 28, calls = 17, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 132 [2024-12-05 23:17:12,194 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 23:17:12,194 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 23:17:12,194 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 23:17:12,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 23:17:12,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12" (1/1) ... [2024-12-05 23:17:12,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12" (1/1) ... [2024-12-05 23:17:12,204 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12" (1/1) ... [2024-12-05 23:17:12,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12" (1/1) ... [2024-12-05 23:17:12,209 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12" (1/1) ... [2024-12-05 23:17:12,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12" (1/1) ... [2024-12-05 23:17:12,212 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12" (1/1) ... [2024-12-05 23:17:12,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12" (1/1) ... [2024-12-05 23:17:12,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12" (1/1) ... [2024-12-05 23:17:12,218 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 23:17:12,219 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 23:17:12,219 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 23:17:12,219 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 23:17:12,220 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 11:17:12" (1/1) ... [2024-12-05 23:17:12,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 23:17:12,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 23:17:12,245 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 23:17:12,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 23:17:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 23:17:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 23:17:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2024-12-05 23:17:12,265 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2024-12-05 23:17:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 23:17:12,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 23:17:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 23:17:12,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 23:17:12,321 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 23:17:12,323 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 23:17:22,795 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-12-05 23:17:22,795 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 23:17:22,857 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 23:17:22,857 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 23:17:22,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:17:22 BoogieIcfgContainer [2024-12-05 23:17:22,857 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 23:17:22,858 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 23:17:22,858 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 23:17:22,868 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 23:17:22,868 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 11:17:22" (1/1) ... [2024-12-05 23:17:22,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 23:17:22,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:17:22,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 43 states and 62 transitions. [2024-12-05 23:17:22,920 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 62 transitions. [2024-12-05 23:17:22,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 23:17:22,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:17:22,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:17:22,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:17:22,925 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:17:22,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 23:17:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:17:27,355 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:17:37,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 23:17:37,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 23:17:37,586 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) [2024-12-05 23:17:37,590 INFO L158 Benchmark]: Toolchain (without parser) took 25635.43ms. Allocated memory is still 92.3MB. Free memory was 69.0MB in the beginning and 49.9MB in the end (delta: 19.1MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-12-05 23:17:37,590 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:17:37,590 INFO L158 Benchmark]: CACSL2BoogieTranslator took 207.83ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 54.1MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-05 23:17:37,591 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.46ms. Allocated memory is still 92.3MB. Free memory was 54.1MB in the beginning and 52.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:17:37,591 INFO L158 Benchmark]: Boogie Preprocessor took 23.93ms. Allocated memory is still 92.3MB. Free memory was 52.5MB in the beginning and 51.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 23:17:37,591 INFO L158 Benchmark]: RCFGBuilder took 10638.81ms. Allocated memory is still 92.3MB. Free memory was 50.9MB in the beginning and 57.6MB in the end (delta: -6.7MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-12-05 23:17:37,592 INFO L158 Benchmark]: CodeCheck took 14730.57ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 49.9MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 23:17:37,594 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 0.27ms. Allocated memory is still 83.9MB. Free memory is still 46.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 207.83ms. Allocated memory is still 92.3MB. Free memory was 68.8MB in the beginning and 54.1MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.46ms. Allocated memory is still 92.3MB. Free memory was 54.1MB in the beginning and 52.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.93ms. Allocated memory is still 92.3MB. Free memory was 52.5MB in the beginning and 51.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 10638.81ms. Allocated memory is still 92.3MB. Free memory was 50.9MB in the beginning and 57.6MB in the end (delta: -6.7MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * CodeCheck took 14730.57ms. Allocated memory is still 92.3MB. Free memory was 57.3MB in the beginning and 49.9MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 23:17:37,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f08a17a8-3a26-431b-a7aa-d4f3aac67123/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown