./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1032a.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_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/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_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/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_3218d70f-5d98-4cf6-9aac-ffc15c840901/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 1d77f189616851dfc2a9becddf3926b3a4d1b6826934ea34b3559c7d217e0a16 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:35:55,821 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:35:55,916 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:35:55,924 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:35:55,926 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:35:55,961 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:35:55,963 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:35:55,964 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:35:55,964 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:35:55,965 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:35:55,965 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:35:55,965 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:35:55,966 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:35:55,966 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:35:55,966 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:35:55,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:35:55,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:35:55,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:35:55,968 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:35:55,968 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:35:55,968 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:35:55,968 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:35:55,968 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:35:55,968 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:35:55,968 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:35:55,968 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:35:55,969 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:35:55,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:55,969 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:35:55,969 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:35:55,969 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:35:55,969 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:35:55,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:35:55,969 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_3218d70f-5d98-4cf6-9aac-ffc15c840901/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 -> 1d77f189616851dfc2a9becddf3926b3a4d1b6826934ea34b3559c7d217e0a16 [2024-11-13 22:35:56,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:35:56,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:35:56,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:35:56,338 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:35:56,340 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:35:56,342 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1032a.c Unable to find full path for "g++" [2024-11-13 22:35:58,288 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:35:58,526 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:35:58,527 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/sv-benchmarks/c/float-newlib/double_req_bl_1032a.c [2024-11-13 22:35:58,533 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/data/47028d910/9a96d97eb8dc46f48aa842693fedfd41/FLAG389b8d05e [2024-11-13 22:35:58,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/data/47028d910/9a96d97eb8dc46f48aa842693fedfd41 [2024-11-13 22:35:58,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:35:58,552 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:35:58,554 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:58,554 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:35:58,559 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:35:58,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@703e3791 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58, skipping insertion in model container [2024-11-13 22:35:58,561 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,578 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:35:58,797 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_3218d70f-5d98-4cf6-9aac-ffc15c840901/sv-benchmarks/c/float-newlib/double_req_bl_1032a.c[2282,2295] [2024-11-13 22:35:58,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:58,811 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:35:58,837 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_3218d70f-5d98-4cf6-9aac-ffc15c840901/sv-benchmarks/c/float-newlib/double_req_bl_1032a.c[2282,2295] [2024-11-13 22:35:58,838 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:35:58,861 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:35:58,862 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58 WrapperNode [2024-11-13 22:35:58,864 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:35:58,865 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:58,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:35:58,866 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:35:58,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,884 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,931 INFO L138 Inliner]: procedures = 17, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 180 [2024-11-13 22:35:58,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:35:58,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:35:58,936 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:35:58,936 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:35:58,946 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,950 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,953 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,963 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,969 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,971 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,973 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:35:58,974 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:35:58,974 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:35:58,974 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:35:58,975 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:35:58" (1/1) ... [2024-11-13 22:35:58,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:35:58,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:35:59,019 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:35:59,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:35:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:35:59,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:35:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:35:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:35:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:35:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:35:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:35:59,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:35:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:35:59,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:35:59,159 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:35:59,161 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:35:59,608 INFO L? ?]: Removed 43 outVars from TransFormulas that were not future-live. [2024-11-13 22:35:59,608 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:35:59,963 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:35:59,963 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:35:59,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:59 BoogieIcfgContainer [2024-11-13 22:35:59,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:35:59,965 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:35:59,965 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:35:59,977 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:35:59,977 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:59" (1/1) ... [2024-11-13 22:35:59,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:36:00,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:00,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2024-11-13 22:36:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2024-11-13 22:36:00,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:36:00,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:00,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:36:00,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:00,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:36:00,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:00,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-11-13 22:36:00,226 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-13 22:36:00,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:36:00,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:00,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:36:00,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:36:00,270 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:36:00,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:36:00,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:36:00,360 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:36:00,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:36:00,415 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:36:00,451 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:36:00 ImpRootNode [2024-11-13 22:36:00,451 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:36:00,452 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:36:00,452 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:36:00,452 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:36:00,453 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:35:59" (3/4) ... [2024-11-13 22:36:00,456 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:36:00,457 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:36:00,460 INFO L158 Benchmark]: Toolchain (without parser) took 1905.35ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 72.9MB in the end (delta: 19.6MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2024-11-13 22:36:00,460 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:00,460 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.83ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 80.3MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:36:00,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.74ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.6MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:36:00,461 INFO L158 Benchmark]: Boogie Preprocessor took 37.89ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:00,462 INFO L158 Benchmark]: RCFGBuilder took 989.94ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 39.2MB in the end (delta: 38.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 22:36:00,462 INFO L158 Benchmark]: CodeCheck took 486.37ms. Allocated memory is still 117.4MB. Free memory was 39.2MB in the beginning and 73.6MB in the end (delta: -34.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:00,462 INFO L158 Benchmark]: Witness Printer took 5.10ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 72.9MB in the end (delta: 707.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:00,468 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5 IncrementalHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 13 mSDtfsCounter, 5 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 64 GetRequests, 64 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, 19 NumberOfCodeBlocks, 19 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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: 93]: 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 45, overapproximation of bitwiseAnd at line 28, overapproximation of someBinaryDOUBLEComparisonOperation at line 92. Possible FailurePath: [L88] double x = 0.0; [L89] CALL, EXPR round_double(x) [L20] __int32_t msw, exponent_less_1023; [L21] __uint32_t lsw; VAL [x=0] [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L28] EXPR msw & 0x7ff00000 [L28] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L29] COND FALSE !(exponent_less_1023 < 20) VAL [exponent_less_1023=52, lsw=7, msw=2146435073, x=0] [L43] COND TRUE exponent_less_1023 > 51 [L44] COND FALSE !(exponent_less_1023 == 1024) [L47] return x; VAL [\result=0, lsw=7, msw=2146435073] [L89] RET, EXPR round_double(x) [L89] double res = round_double(x); [L92] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [res=0] [L92] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L93] reach_error() VAL [res=0] * 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 is still 41.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.83ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 80.3MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.74ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.6MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.89ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 989.94ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 39.2MB in the end (delta: 38.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 486.37ms. Allocated memory is still 117.4MB. Free memory was 39.2MB in the beginning and 73.6MB in the end (delta: -34.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.10ms. Allocated memory is still 117.4MB. Free memory was 73.6MB in the beginning and 72.9MB in the end (delta: 707.7kB). 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 22:36:00,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/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_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/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_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1032a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/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_3218d70f-5d98-4cf6-9aac-ffc15c840901/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 1d77f189616851dfc2a9becddf3926b3a4d1b6826934ea34b3559c7d217e0a16 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:36:03,157 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:36:03,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:36:03,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:36:03,339 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:36:03,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:36:03,340 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:36:03,340 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:36:03,340 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:36:03,340 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:36:03,340 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:36:03,341 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:36:03,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:36:03,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:36:03,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:36:03,341 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:36:03,341 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:36:03,341 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:36:03,341 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:36:03,341 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:36:03,342 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:36:03,346 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:36:03,346 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:36:03,346 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:36:03,346 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:36:03,346 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:36:03,346 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:03,346 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:36:03,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:36:03,347 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:36:03,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:36:03,347 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:36:03,347 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:36:03,347 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:36:03,347 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:03,347 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:36:03,347 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_3218d70f-5d98-4cf6-9aac-ffc15c840901/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 -> 1d77f189616851dfc2a9becddf3926b3a4d1b6826934ea34b3559c7d217e0a16 [2024-11-13 22:36:03,689 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:36:03,698 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:36:03,700 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:36:03,701 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:36:03,701 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:36:03,702 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1032a.c Unable to find full path for "g++" [2024-11-13 22:36:05,675 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:36:05,935 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:36:05,935 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/sv-benchmarks/c/float-newlib/double_req_bl_1032a.c [2024-11-13 22:36:05,953 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/data/acdfc8ef8/4426709458c6411db9c75c42bd758afe/FLAG451ae34b0 [2024-11-13 22:36:05,978 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/data/acdfc8ef8/4426709458c6411db9c75c42bd758afe [2024-11-13 22:36:05,982 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:36:05,984 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:36:05,985 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:36:05,986 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:36:05,990 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:36:05,991 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:36:05" (1/1) ... [2024-11-13 22:36:05,992 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eaf9c8e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:05, skipping insertion in model container [2024-11-13 22:36:05,992 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:36:05" (1/1) ... [2024-11-13 22:36:06,008 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:36:06,244 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_3218d70f-5d98-4cf6-9aac-ffc15c840901/sv-benchmarks/c/float-newlib/double_req_bl_1032a.c[2282,2295] [2024-11-13 22:36:06,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:36:06,266 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:36:06,312 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_3218d70f-5d98-4cf6-9aac-ffc15c840901/sv-benchmarks/c/float-newlib/double_req_bl_1032a.c[2282,2295] [2024-11-13 22:36:06,312 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:36:06,337 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:36:06,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:06 WrapperNode [2024-11-13 22:36:06,338 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:36:06,339 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:36:06,339 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:36:06,339 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:36:06,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:06" (1/1) ... [2024-11-13 22:36:06,362 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:06" (1/1) ... [2024-11-13 22:36:06,397 INFO L138 Inliner]: procedures = 20, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 107 [2024-11-13 22:36:06,398 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:36:06,398 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:36:06,398 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:36:06,398 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:36:06,409 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:06" (1/1) ... [2024-11-13 22:36:06,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:06" (1/1) ... [2024-11-13 22:36:06,417 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:06" (1/1) ... [2024-11-13 22:36:06,419 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:06" (1/1) ... [2024-11-13 22:36:06,436 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:06" (1/1) ... [2024-11-13 22:36:06,444 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:06" (1/1) ... [2024-11-13 22:36:06,446 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:06" (1/1) ... [2024-11-13 22:36:06,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:06" (1/1) ... [2024-11-13 22:36:06,454 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:36:06,458 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:36:06,459 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:36:06,459 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:36:06,460 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:36:06" (1/1) ... [2024-11-13 22:36:06,471 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:36:06,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:36:06,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:36:06,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:36:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:36:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 22:36:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 22:36:06,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:36:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:36:06,542 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:36:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:36:06,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:36:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:36:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:36:06,637 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:36:06,639 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:36:06,953 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-13 22:36:06,953 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:36:07,011 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:36:07,011 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:36:07,012 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:36:07 BoogieIcfgContainer [2024-11-13 22:36:07,012 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:36:07,013 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:36:07,013 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:36:07,028 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:36:07,028 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:36:07" (1/1) ... [2024-11-13 22:36:07,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:36:07,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:07,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2024-11-13 22:36:07,089 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2024-11-13 22:36:07,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:36:07,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:07,095 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:07,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:07,099 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:07,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:36:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:07,245 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:07,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:07,277 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:36:07,281 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:07,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:36:07,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:36:07,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:07,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2024-11-13 22:36:07,580 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2024-11-13 22:36:07,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:36:07,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:07,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:07,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:07,586 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:07,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:36:07,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:07,804 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:07,864 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 22:36:07,868 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:08,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:36:08,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:36:08,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:08,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-13 22:36:08,257 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 22:36:08,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:36:08,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:08,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:08,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:08,262 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:08,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:36:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:08,422 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:08,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:08,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:36:08,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:08,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:36:08,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:36:09,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:09,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 22:36:09,323 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 22:36:09,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:36:09,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:09,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:09,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:09,327 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:09,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:36:09,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:09,442 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:09,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:09,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:36:09,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:09,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:36:09,479 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:36:09,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:09,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-13 22:36:09,496 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-13 22:36:09,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:36:09,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:09,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:09,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:09,502 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:09,503 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:36:09,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:09,710 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:09,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:09,812 INFO L255 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 22:36:09,817 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:09,872 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2024-11-13 22:36:10,415 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 26 [2024-11-13 22:36:10,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:36:10,466 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:36:10,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:36:12,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:12,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-13 22:36:12,246 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-13 22:36:12,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:36:12,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:12,247 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:12,247 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:12,250 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:12,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:36:12,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:12,398 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:12,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:12,428 INFO L255 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:36:12,429 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:12,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:36:12,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 22:36:12,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:12,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2024-11-13 22:36:12,451 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2024-11-13 22:36:12,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:36:12,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:36:12,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:36:12,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:36:12,457 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:36:12,461 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:36:12,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:12,699 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:36:12,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:36:12,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 22:36:12,745 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:36:12,765 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-13 22:36:12,772 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 17 [2024-11-13 22:36:13,640 INFO L349 Elim1Store]: treesize reduction 34, result has 30.6 percent of original size [2024-11-13 22:36:13,640 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 39 [2024-11-13 22:36:14,647 INFO L349 Elim1Store]: treesize reduction 16, result has 5.9 percent of original size [2024-11-13 22:36:14,647 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 1 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 67 treesize of output 39 [2024-11-13 22:36:14,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:36:14,887 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 22:36:30,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:36:30,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:36:30,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2024-11-13 22:36:30,480 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2024-11-13 22:36:30,480 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:36:30,480 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-13 22:36:30,487 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:36:30,656 INFO L75 FloydHoareUtils]: For program point L93(line 93) no Hoare annotation was computed. [2024-11-13 22:36:30,656 INFO L77 FloydHoareUtils]: At program point round_double_returnLabel#1(lines 19 66) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64)) (|v_ULTIMATE.start_round_double_~#iw_u~0#1.base_16| (_ BitVec 32))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_round_double_~#iw_u~0#1.base_16|))) (let ((.cse2 (select .cse0 (_ bv4 32))) (.cse3 (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23|)) (.cse4 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|))) (and (= (_ bv0 32) (select .cse0 (_ bv0 32))) (= (let ((.cse1 (concat .cse2 (_ bv0 32)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))) |ULTIMATE.start_round_double_#res#1|) (= (select .cse3 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_21|)) (= .cse2 (bvand (_ bv2147483648 32) .cse4)) (= (select .cse3 (_ bv4 32)) .cse4) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|))))))) [2024-11-13 22:36:30,656 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 80 98) the Hoare annotation is: true [2024-11-13 22:36:30,657 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 93) no Hoare annotation was computed. [2024-11-13 22:36:30,657 INFO L75 FloydHoareUtils]: For program point L37(lines 37 38) no Hoare annotation was computed. [2024-11-13 22:36:30,657 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:36:30,657 INFO L77 FloydHoareUtils]: At program point L29(lines 29 58) the Hoare annotation is: (and (= (bvashr (bvand (_ bv2146435072 32) |ULTIMATE.start_round_double_~msw~0#1|) (_ bv20 32)) (bvadd (_ bv1023 32) |ULTIMATE.start_round_double_~exponent_less_1023~0#1|)) (= (_ +zero 11 53) |ULTIMATE.start_round_double_~x#1|) (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_21|)) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|)) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|))) (= .cse1 |ULTIMATE.start_round_double_~msw~0#1|)))))) [2024-11-13 22:36:30,657 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:36:30,657 INFO L77 FloydHoareUtils]: At program point L71-1(lines 71 75) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_22| (_ BitVec 64))) (and (= (let ((.cse0 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|)) (_ bv0 32)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_22|))) (= |ULTIMATE.start___signbit_double_~msw~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_22|)) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|))))) [2024-11-13 22:36:30,658 INFO L77 FloydHoareUtils]: At program point L71-2(lines 71 75) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64)) (|v_ULTIMATE.start_round_double_~#iw_u~0#1.base_16| (_ BitVec 32))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_round_double_~#iw_u~0#1.base_16|))) (let ((.cse2 (select .cse0 (_ bv4 32))) (.cse1 (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23|)) (.cse3 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|))) (and (= (_ bv0 32) (select .cse0 (_ bv0 32))) (= (select .cse1 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_21|)) (= .cse2 (bvand (_ bv2147483648 32) .cse3)) (= (let ((.cse4 (concat .cse2 (_ bv0 32)))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4))) |ULTIMATE.start___signbit_double_~x#1|) (= (select .cse1 (_ bv4 32)) .cse3) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|))))))) [2024-11-13 22:36:30,658 INFO L77 FloydHoareUtils]: At program point L71-3(lines 71 75) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_22| (_ BitVec 64))) (and (= (let ((.cse0 (concat (bvand (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|)) (_ bv0 32)))) (fp ((_ extract 63 63) .cse0) ((_ extract 62 52) .cse0) ((_ extract 51 0) .cse0))) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_22|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_22|))) (= |ULTIMATE.start___signbit_double_~msw~1#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_22|)) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|))))) [2024-11-13 22:36:30,658 INFO L77 FloydHoareUtils]: At program point L30(lines 30 42) the Hoare annotation is: (and (= (bvashr (bvand (_ bv2146435072 32) |ULTIMATE.start_round_double_~msw~0#1|) (_ bv20 32)) (bvadd (_ bv1023 32) |ULTIMATE.start_round_double_~exponent_less_1023~0#1|)) (= (_ +zero 11 53) |ULTIMATE.start_round_double_~x#1|) (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_21|)) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|)) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|))) (= .cse1 |ULTIMATE.start_round_double_~msw~0#1|)))))) [2024-11-13 22:36:30,658 INFO L77 FloydHoareUtils]: At program point L92(line 92) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short10#1| (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64)) (|v_ULTIMATE.start_round_double_~#iw_u~0#1.base_16| (_ BitVec 32))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_round_double_~#iw_u~0#1.base_16|))) (let ((.cse1 (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23|)) (.cse3 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|)) (.cse2 (select .cse0 (_ bv4 32)))) (and (= (_ bv0 32) (select .cse0 (_ bv0 32))) (= (select .cse1 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_21|)) (= .cse2 (bvand (_ bv2147483648 32) .cse3)) (= (select .cse1 (_ bv4 32)) .cse3) (= |ULTIMATE.start_main_~res~0#1| (let ((.cse4 (concat .cse2 (_ bv0 32)))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4)))) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|)))))))) [2024-11-13 22:36:30,659 INFO L77 FloydHoareUtils]: At program point L59(lines 59 64) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64)) (|v_ULTIMATE.start_round_double_~#iw_u~0#1.base_16| (_ BitVec 32))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_round_double_~#iw_u~0#1.base_16|))) (let ((.cse1 (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23|)) (.cse3 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|)) (.cse2 (select .cse0 (_ bv4 32)))) (and (= (_ bv0 32) (select .cse0 (_ bv0 32))) (= (select .cse1 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_21|)) (= .cse2 (bvand (_ bv2147483648 32) .cse3)) (= (select .cse1 (_ bv4 32)) .cse3) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|))) (= |ULTIMATE.start_round_double_~x#1| (let ((.cse4 (concat .cse2 (_ bv0 32)))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4)))))))) [2024-11-13 22:36:30,659 INFO L77 FloydHoareUtils]: At program point L59-1(lines 59 64) the Hoare annotation is: (and (= (_ bv0 32) |ULTIMATE.start_round_double_~lsw~0#1|) (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64))) (let ((.cse1 (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23|))) (let ((.cse0 (select .cse1 (_ bv4 32)))) (and (= (bvand .cse0 (_ bv2147483648 32)) |ULTIMATE.start_round_double_~msw~0#1|) (= (select .cse1 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_21|)) (= .cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|)) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|)))))))) [2024-11-13 22:36:30,659 INFO L77 FloydHoareUtils]: At program point L92-2(lines 92 95) the Hoare annotation is: |ULTIMATE.start_main_#t~short10#1| [2024-11-13 22:36:30,659 INFO L77 FloydHoareUtils]: At program point L59-2(lines 59 64) the Hoare annotation is: (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64)) (|v_ULTIMATE.start_round_double_~#iw_u~0#1.base_16| (_ BitVec 32))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_round_double_~#iw_u~0#1.base_16|))) (let ((.cse1 (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23|)) (.cse3 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|)) (.cse2 (select .cse0 (_ bv4 32)))) (and (= (_ bv0 32) (select .cse0 (_ bv0 32))) (= (select .cse1 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_21|)) (= .cse2 (bvand (_ bv2147483648 32) .cse3)) (= (select .cse1 (_ bv4 32)) .cse3) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|))) (= |ULTIMATE.start_round_double_~x#1| (let ((.cse4 (concat .cse2 (_ bv0 32)))) (fp ((_ extract 63 63) .cse4) ((_ extract 62 52) .cse4) ((_ extract 51 0) .cse4)))))))) [2024-11-13 22:36:30,659 INFO L77 FloydHoareUtils]: At program point L22-1(lines 22 27) the Hoare annotation is: (and (= (_ +zero 11 53) |ULTIMATE.start_round_double_~x#1|) (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_21|)) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|)) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|))) (= .cse1 |ULTIMATE.start_round_double_~msw~0#1|)))))) [2024-11-13 22:36:30,660 INFO L77 FloydHoareUtils]: At program point L22-2(lines 22 27) the Hoare annotation is: (= (_ +zero 11 53) |ULTIMATE.start_round_double_~x#1|) [2024-11-13 22:36:30,660 INFO L77 FloydHoareUtils]: At program point L22-3(lines 22 27) the Hoare annotation is: (and (= (_ +zero 11 53) |ULTIMATE.start_round_double_~x#1|) (exists ((|v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23| (_ BitVec 32)) (|v_skolemized_q#valueAsBitvector_21| (_ BitVec 64))) (let ((.cse0 (select |#memory_int| |v_ULTIMATE.start_round_double_~#ew_u~0#1.base_23|))) (let ((.cse1 (select .cse0 (_ bv4 32)))) (and (= (select .cse0 (_ bv0 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_21|)) (= .cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_21|)) (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_21|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_21|))) (= .cse1 |ULTIMATE.start_round_double_~msw~0#1|)))))) [2024-11-13 22:36:30,660 INFO L75 FloydHoareUtils]: For program point L51(lines 51 52) no Hoare annotation was computed. [2024-11-13 22:36:30,660 INFO L75 FloydHoareUtils]: For program point L43(lines 43 58) no Hoare annotation was computed. [2024-11-13 22:36:30,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:36:30,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:36:30,672 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:36:30,674 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:36:30,674 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2024-11-13 22:36:30,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:36:30 ImpRootNode [2024-11-13 22:36:30,675 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:36:30,676 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:36:30,676 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:36:30,676 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:36:30,677 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:36:07" (3/4) ... [2024-11-13 22:36:30,681 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:36:30,688 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-13 22:36:30,688 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 22:36:30,688 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:36:30,688 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:36:30,782 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:36:30,782 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:36:30,782 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:36:30,784 INFO L158 Benchmark]: Toolchain (without parser) took 24799.39ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 92.6MB in the beginning and 224.1MB in the end (delta: -131.5MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2024-11-13 22:36:30,784 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:30,785 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.87ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 79.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:36:30,785 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.88ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:30,785 INFO L158 Benchmark]: Boogie Preprocessor took 59.58ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 77.1MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:36:30,785 INFO L158 Benchmark]: RCFGBuilder took 553.67ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 59.1MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:36:30,786 INFO L158 Benchmark]: CodeCheck took 23662.45ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 59.1MB in the beginning and 226.8MB in the end (delta: -167.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:30,786 INFO L158 Benchmark]: Witness Printer took 106.26ms. Allocated memory is still 260.0MB. Free memory was 226.8MB in the beginning and 224.1MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:36:30,788 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 23.4s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 365 SdHoareTripleChecker+Valid, 14.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 103 mSDsluCounter, 227 SdHoareTripleChecker+Invalid, 13.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 70 mSDsCounter, 84 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 429 IncrementalHoareTripleChecker+Invalid, 514 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 84 mSolverCounterUnsat, 157 mSDtfsCounter, 429 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 733 GetRequests, 664 SyntacticMatches, 1 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1497 ImplicationChecksByTransitivity, 9.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 86 NumberOfCodeBlocks, 86 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 79 ConstructedInterpolants, 20 QuantifiedInterpolants, 933 SizeOfPredicates, 15 NumberOfNonLiveVariables, 324 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 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 - PositiveResult [Line: 93]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: (0 == lsw) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 84.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 352.87ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 79.8MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.88ms. Allocated memory is still 117.4MB. Free memory was 79.8MB in the beginning and 78.5MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 59.58ms. Allocated memory is still 117.4MB. Free memory was 78.5MB in the beginning and 77.1MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 553.67ms. Allocated memory is still 117.4MB. Free memory was 77.1MB in the beginning and 59.1MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 23662.45ms. Allocated memory was 117.4MB in the beginning and 260.0MB in the end (delta: 142.6MB). Free memory was 59.1MB in the beginning and 226.8MB in the end (delta: -167.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 106.26ms. Allocated memory is still 260.0MB. Free memory was 226.8MB in the beginning and 224.1MB in the end (delta: 2.8MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 RESULT: Ultimate proved your program to be correct! [2024-11-13 22:36:30,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3218d70f-5d98-4cf6-9aac-ffc15c840901/bin/ukojak-verify-EEHR8qb7sm/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: TRUE