./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b.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_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/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_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/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_d131a635-1fe9-46b0-899c-a5d3a3890f95/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 6fce76024adc68e21e1cc196dab3e80b460687e3a9e05290958802f4f588d42d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:16:55,649 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:16:55,755 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:16:55,765 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:16:55,765 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:16:55,786 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:16:55,787 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:16:55,787 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:16:55,788 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:16:55,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:16:55,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:16:55,788 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:16:55,788 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:16:55,788 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:16:55,788 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:16:55,788 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:16:55,788 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:16:55,789 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:16:55,789 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:16:55,789 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:16:55,789 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:16:55,789 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:16:55,789 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:16:55,789 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:16:55,789 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:16:55,790 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:16:55,790 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:16:55,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:16:55,790 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:16:55,790 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:16:55,790 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:16:55,790 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:16:55,790 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:16:55,790 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_d131a635-1fe9-46b0-899c-a5d3a3890f95/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 -> 6fce76024adc68e21e1cc196dab3e80b460687e3a9e05290958802f4f588d42d [2024-11-13 22:16:56,078 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:16:56,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:16:56,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:16:56,092 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:16:56,092 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:16:56,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1092b.c Unable to find full path for "g++" [2024-11-13 22:16:57,970 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:16:58,345 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:16:58,351 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/sv-benchmarks/c/float-newlib/float_req_bl_1092b.c [2024-11-13 22:16:58,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/data/2025f431f/ef7ce6872465412887bdc48870fbc90a/FLAG8f587f13e [2024-11-13 22:16:58,386 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/data/2025f431f/ef7ce6872465412887bdc48870fbc90a [2024-11-13 22:16:58,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:16:58,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:16:58,395 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:16:58,395 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:16:58,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:16:58,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a57215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58, skipping insertion in model container [2024-11-13 22:16:58,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,424 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:16:58,643 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_d131a635-1fe9-46b0-899c-a5d3a3890f95/sv-benchmarks/c/float-newlib/float_req_bl_1092b.c[1751,1764] [2024-11-13 22:16:58,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:16:58,660 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:16:58,700 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_d131a635-1fe9-46b0-899c-a5d3a3890f95/sv-benchmarks/c/float-newlib/float_req_bl_1092b.c[1751,1764] [2024-11-13 22:16:58,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:16:58,719 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:16:58,720 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58 WrapperNode [2024-11-13 22:16:58,720 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:16:58,722 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:16:58,722 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:16:58,723 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:16:58,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,741 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,772 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 123 [2024-11-13 22:16:58,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:16:58,773 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:16:58,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:16:58,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:16:58,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,788 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,789 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,801 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,809 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,810 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,815 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,817 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:16:58,821 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:16:58,822 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:16:58,822 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:16:58,823 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:16:58" (1/1) ... [2024-11-13 22:16:58,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:16:58,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:16:58,859 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:16:58,863 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:16:58,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:16:58,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:16:58,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:16:58,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:16:58,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:16:58,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:16:58,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:16:58,892 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:16:58,892 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:16:58,892 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:16:58,975 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:16:58,978 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:16:59,273 INFO L? ?]: Removed 29 outVars from TransFormulas that were not future-live. [2024-11-13 22:16:59,273 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:16:59,504 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:16:59,508 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:16:59,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:16:59 BoogieIcfgContainer [2024-11-13 22:16:59,509 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:16:59,510 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:16:59,510 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:16:59,527 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:16:59,530 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:16:59" (1/1) ... [2024-11-13 22:16:59,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:16:59,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:59,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-13 22:16:59,647 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-13 22:16:59,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:16:59,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:59,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:59,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:16:59,832 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 22:16:59,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:16:59,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-13 22:16:59,869 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 22:16:59,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:16:59,870 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:16:59,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:16:59,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:16:59,946 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:17:00,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:17:00,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:17:00,069 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:17:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:17:00,114 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:17:00,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:17:00 ImpRootNode [2024-11-13 22:17:00,140 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:17:00,140 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:17:00,140 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:17:00,140 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:17:00,141 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:16:59" (3/4) ... [2024-11-13 22:17:00,144 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:17:00,145 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:17:00,146 INFO L158 Benchmark]: Toolchain (without parser) took 1753.68ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 57.5MB in the end (delta: 60.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 22:17:00,146 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:00,147 INFO L158 Benchmark]: CACSL2BoogieTranslator took 326.53ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 106.1MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:17:00,147 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.73ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 104.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:00,147 INFO L158 Benchmark]: Boogie Preprocessor took 47.85ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.3MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:17:00,148 INFO L158 Benchmark]: RCFGBuilder took 687.70ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 77.1MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:17:00,148 INFO L158 Benchmark]: CodeCheck took 629.70ms. Allocated memory is still 142.6MB. Free memory was 77.1MB in the beginning and 57.7MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:17:00,149 INFO L158 Benchmark]: Witness Printer took 4.69ms. Allocated memory is still 142.6MB. Free memory was 57.7MB in the beginning and 57.5MB in the end (delta: 253.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:00,151 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 12 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 12 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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: 83]: 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 82, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L13] static const float huge_ceil = 1.0e30; [L78] float x = 0.0f; [L79] CALL, EXPR ceil_float(x) [L16] __int32_t i0, j0; [L17] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000, x=0] [L19] ieee_float_shape_type gf_u; [L20] gf_u.value = (x) [L21] EXPR gf_u.word [L21] (i0) = gf_u.word [L23] ix = (i0 & 0x7fffffff) [L24] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000, i0=1258291200, ix=1258291200, j0=23, x=0] [L25] COND FALSE !(j0 < 23) [L45] COND FALSE !(!((ix) < 0x7f800000L)) [L48] return x; VAL [\result=0, huge_ceil=1000000000000000000000000000000, i0=1258291200] [L79] RET, EXPR ceil_float(x) [L79] float res = ceil_float(x); [L82] EXPR res == 0.0f && __signbit_float(res) == 0 VAL [huge_ceil=1000000000000000000000000000000, res=0] [L82] COND TRUE !(res == 0.0f && __signbit_float(res) == 0) [L83] reach_error() VAL [huge_ceil=1000000000000000000000000000000, res=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 326.53ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 106.1MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.73ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 104.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.85ms. Allocated memory is still 142.6MB. Free memory was 104.6MB in the beginning and 103.3MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 687.70ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 77.1MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 629.70ms. Allocated memory is still 142.6MB. Free memory was 77.1MB in the beginning and 57.7MB in the end (delta: 19.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.69ms. Allocated memory is still 142.6MB. Free memory was 57.7MB in the beginning and 57.5MB in the end (delta: 253.3kB). 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 22:17:00,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/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_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/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_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1092b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/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_d131a635-1fe9-46b0-899c-a5d3a3890f95/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 6fce76024adc68e21e1cc196dab3e80b460687e3a9e05290958802f4f588d42d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:17:02,937 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:17:03,092 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:17:03,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:17:03,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:17:03,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:17:03,145 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:17:03,145 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:17:03,145 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:17:03,145 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:17:03,145 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:17:03,145 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:17:03,145 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:17:03,145 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:17:03,145 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:17:03,146 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:17:03,146 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:17:03,146 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:17:03,149 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:17:03,149 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:17:03,149 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:17:03,149 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:17:03,150 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:17:03,150 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:17:03,150 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:17:03,150 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:17:03,150 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:03,150 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:17:03,150 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:17:03,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:17:03,151 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:17:03,151 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:17:03,151 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:17:03,151 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:17:03,151 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:03,151 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:17:03,151 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_d131a635-1fe9-46b0-899c-a5d3a3890f95/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 -> 6fce76024adc68e21e1cc196dab3e80b460687e3a9e05290958802f4f588d42d [2024-11-13 22:17:03,512 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:17:03,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:17:03,524 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:17:03,526 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:17:03,526 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:17:03,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1092b.c Unable to find full path for "g++" [2024-11-13 22:17:05,509 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:17:05,794 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:17:05,797 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/sv-benchmarks/c/float-newlib/float_req_bl_1092b.c [2024-11-13 22:17:05,808 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/data/a3bf891ab/be8c79b64c2f4bcd847d937bcc21a0f3/FLAG7f6520cef [2024-11-13 22:17:05,831 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/data/a3bf891ab/be8c79b64c2f4bcd847d937bcc21a0f3 [2024-11-13 22:17:05,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:17:05,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:17:05,839 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:17:05,839 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:17:05,846 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:17:05,847 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,848 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30a61abf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:05, skipping insertion in model container [2024-11-13 22:17:05,848 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:17:05" (1/1) ... [2024-11-13 22:17:05,869 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:17:06,079 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_d131a635-1fe9-46b0-899c-a5d3a3890f95/sv-benchmarks/c/float-newlib/float_req_bl_1092b.c[1751,1764] [2024-11-13 22:17:06,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:17:06,100 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:17:06,141 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_d131a635-1fe9-46b0-899c-a5d3a3890f95/sv-benchmarks/c/float-newlib/float_req_bl_1092b.c[1751,1764] [2024-11-13 22:17:06,142 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:17:06,165 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:17:06,166 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:06 WrapperNode [2024-11-13 22:17:06,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:17:06,167 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:17:06,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:17:06,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:17:06,174 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:06" (1/1) ... [2024-11-13 22:17:06,186 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:06" (1/1) ... [2024-11-13 22:17:06,210 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 95 [2024-11-13 22:17:06,214 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:17:06,214 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:17:06,214 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:17:06,214 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:17:06,223 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:06" (1/1) ... [2024-11-13 22:17:06,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:06" (1/1) ... [2024-11-13 22:17:06,228 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:06" (1/1) ... [2024-11-13 22:17:06,229 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:06" (1/1) ... [2024-11-13 22:17:06,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:06" (1/1) ... [2024-11-13 22:17:06,241 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:06" (1/1) ... [2024-11-13 22:17:06,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:06" (1/1) ... [2024-11-13 22:17:06,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:06" (1/1) ... [2024-11-13 22:17:06,247 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:17:06,248 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:17:06,249 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:17:06,249 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:17:06,250 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:17:06" (1/1) ... [2024-11-13 22:17:06,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:17:06,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:17:06,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:17:06,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:17:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:17:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:17:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:17:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 22:17:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:17:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:17:06,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:17:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 22:17:06,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:17:06,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:17:06,428 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:17:06,430 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:17:06,963 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-11-13 22:17:06,963 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:17:07,038 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:17:07,039 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:17:07,039 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:07 BoogieIcfgContainer [2024-11-13 22:17:07,039 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:17:07,040 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:17:07,040 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:17:07,055 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:17:07,055 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:07" (1/1) ... [2024-11-13 22:17:07,062 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:17:07,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:07,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2024-11-13 22:17:07,117 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2024-11-13 22:17:07,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:17:07,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:07,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:07,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:07,126 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:07,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:17:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:07,344 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:07,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:07,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:17:07,386 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:07,406 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 22:17:07,410 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:17:07,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:17:07,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:07,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 20 states and 27 transitions. [2024-11-13 22:17:07,548 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 27 transitions. [2024-11-13 22:17:07,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:17:07,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:07,548 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:07,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:07,553 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:07,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:17:07,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:07,789 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:07,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:07,819 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 22:17:07,822 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:07,902 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 22:17:07,910 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 29 treesize of output 13 [2024-11-13 22:17:07,994 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 22:17:07,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:17:08,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:08,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 20 states and 26 transitions. [2024-11-13 22:17:08,205 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 26 transitions. [2024-11-13 22:17:08,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:17:08,205 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:08,205 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:08,206 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:08,208 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:08,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:17:08,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:08,442 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:08,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:08,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:17:08,473 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:08,557 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 22:17:08,560 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:17:08,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:17:09,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:09,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 22 states and 29 transitions. [2024-11-13 22:17:09,318 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 29 transitions. [2024-11-13 22:17:09,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:17:09,319 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:09,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:09,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:09,321 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:09,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:17:09,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:09,489 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:09,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:09,528 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:17:09,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:09,531 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 22:17:09,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:17:09,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:09,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 22 states and 27 transitions. [2024-11-13 22:17:09,540 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2024-11-13 22:17:09,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:17:09,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:09,541 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:09,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:09,543 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:09,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:17:09,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:09,856 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:09,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 22:17:09,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:10,063 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 22:17:10,878 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 43 treesize of output 19 [2024-11-13 22:17:10,909 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 22:17:10,912 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:17:10,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 22:17:13,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:13,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2024-11-13 22:17:13,587 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2024-11-13 22:17:13,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:17:13,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:13,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:13,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:13,590 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:13,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:17:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:13,761 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:13,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:13,798 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:17:13,799 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:13,812 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 22:17:13,816 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 22:17:13,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:13,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 19 states and 18 transitions. [2024-11-13 22:17:13,829 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 18 transitions. [2024-11-13 22:17:13,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:17:13,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:17:13,831 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:17:13,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:17:13,833 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:17:13,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:17:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:14,118 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:17:14,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:14,164 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 22:17:14,167 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:17:14,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-13 22:17:17,470 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 22:17:17,471 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 37 treesize of output 24 [2024-11-13 22:17:18,131 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:17:18,133 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 31 [2024-11-13 22:17:18,142 INFO L349 Elim1Store]: treesize reduction 7, result has 12.5 percent of original size [2024-11-13 22:17:18,142 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 60 treesize of output 28 [2024-11-13 22:17:18,335 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 22:17:18,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 22:17:20,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:17:20,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 17 states and 16 transitions. [2024-11-13 22:17:20,822 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 16 transitions. [2024-11-13 22:17:20,822 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:17:20,822 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 8 iterations. [2024-11-13 22:17:20,833 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:17:21,019 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 70 88) the Hoare annotation is: true [2024-11-13 22:17:21,020 INFO L75 FloydHoareUtils]: For program point L36(lines 36 37) no Hoare annotation was computed. [2024-11-13 22:17:21,020 INFO L77 FloydHoareUtils]: At program point L61-1(lines 61 65) the Hoare annotation is: (exists ((v_arrayElimCell_4 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4)))) (and (= .cse0 (_ +zero 8 24)) (= (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|)) .cse0)))) [2024-11-13 22:17:21,020 INFO L77 FloydHoareUtils]: At program point L61-2(lines 61 65) the Hoare annotation is: (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32)) (|v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (_ +zero 8 24)) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start___signbit_float_~x#1|) (= .cse0 .cse1)))) [2024-11-13 22:17:21,020 INFO L77 FloydHoareUtils]: At program point L61-3(lines 61 65) the Hoare annotation is: (exists ((v_arrayElimCell_4 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_4) ((_ extract 30 23) v_arrayElimCell_4) ((_ extract 22 0) v_arrayElimCell_4)))) (and (= .cse0 (_ +zero 8 24)) (= (fp ((_ extract 31 31) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start___signbit_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start___signbit_float_~w~0#1|)) .cse0)))) [2024-11-13 22:17:21,021 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 83) no Hoare annotation was computed. [2024-11-13 22:17:21,021 INFO L77 FloydHoareUtils]: At program point ceil_float_returnLabel#1(lines 15 56) the Hoare annotation is: (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32)) (|v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32))) (.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_ceil_float_#res#1|) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) (_ +zero 8 24)) (= .cse1 .cse0)))) [2024-11-13 22:17:21,021 INFO L77 FloydHoareUtils]: At program point L82(line 82) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32)) (|v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32))) (.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (and (= |ULTIMATE.start_main_~res~0#1| (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0))) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) (_ +zero 8 24)) (= .cse1 .cse0)))) |ULTIMATE.start_main_#t~short9#1|) [2024-11-13 22:17:21,021 INFO L77 FloydHoareUtils]: At program point L82-2(lines 82 85) the Hoare annotation is: |ULTIMATE.start_main_#t~short9#1| [2024-11-13 22:17:21,021 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:17:21,021 INFO L77 FloydHoareUtils]: At program point L25(lines 25 49) the Hoare annotation is: (and (= (bvadd (_ bv127 32) |ULTIMATE.start_ceil_float_~j0~0#1|) (bvlshr |ULTIMATE.start_ceil_float_~ix~0#1| (_ bv23 32))) (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_ceil_float_~x#1|) (= |ULTIMATE.start_ceil_float_~i0~0#1| .cse0)))) (= (_ +zero 8 24) |ULTIMATE.start_ceil_float_~x#1|) (= ~huge_ceil~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start_ceil_float_~i0~0#1|) |ULTIMATE.start_ceil_float_~ix~0#1|)) [2024-11-13 22:17:21,021 INFO L75 FloydHoareUtils]: For program point L83(line 83) no Hoare annotation was computed. [2024-11-13 22:17:21,022 INFO L77 FloydHoareUtils]: At program point L50(lines 50 54) the Hoare annotation is: (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32)) (|v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (_ +zero 8 24)) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start_ceil_float_~x#1|) (= .cse0 .cse1)))) [2024-11-13 22:17:21,022 INFO L77 FloydHoareUtils]: At program point L50-1(lines 50 54) the Hoare annotation is: (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (_ +zero 8 24)) (= |ULTIMATE.start_ceil_float_~i0~0#1| .cse0)))) [2024-11-13 22:17:21,022 INFO L77 FloydHoareUtils]: At program point L50-2(lines 50 54) the Hoare annotation is: (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32)) (|v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_16| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32))) (.cse1 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#sf_u~0#1.base_16|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) (_ +zero 8 24)) (= (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)) |ULTIMATE.start_ceil_float_~x#1|) (= .cse0 .cse1)))) [2024-11-13 22:17:21,022 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:17:21,022 INFO L77 FloydHoareUtils]: At program point L26(lines 26 43) the Hoare annotation is: (and (= (bvadd (_ bv127 32) |ULTIMATE.start_ceil_float_~j0~0#1|) (bvlshr |ULTIMATE.start_ceil_float_~ix~0#1| (_ bv23 32))) (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_ceil_float_~x#1|) (= |ULTIMATE.start_ceil_float_~i0~0#1| .cse0)))) (= (_ +zero 8 24) |ULTIMATE.start_ceil_float_~x#1|) (= ~huge_ceil~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start_ceil_float_~i0~0#1|) |ULTIMATE.start_ceil_float_~ix~0#1|)) [2024-11-13 22:17:21,022 INFO L77 FloydHoareUtils]: At program point L18-1(lines 18 22) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_ceil_float_~x#1|) (= |ULTIMATE.start_ceil_float_~i0~0#1| .cse0)))) (= (_ +zero 8 24) |ULTIMATE.start_ceil_float_~x#1|) (= ~huge_ceil~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)))) [2024-11-13 22:17:21,022 INFO L77 FloydHoareUtils]: At program point L18-2(lines 18 22) the Hoare annotation is: (and (= (_ +zero 8 24) |ULTIMATE.start_ceil_float_~x#1|) (= ~huge_ceil~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)))) [2024-11-13 22:17:21,022 INFO L77 FloydHoareUtils]: At program point L18-3(lines 18 22) the Hoare annotation is: (and (exists ((|v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_ceil_float_~#gf_u~0#1.base_18|) (_ bv0 32)))) (and (= (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)) |ULTIMATE.start_ceil_float_~x#1|) (= |ULTIMATE.start_ceil_float_~i0~0#1| .cse0)))) (= (_ +zero 8 24) |ULTIMATE.start_ceil_float_~x#1|) (= ~huge_ceil~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0)))) [2024-11-13 22:17:21,028 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:17:21,032 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2024-11-13 22:17:21,033 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 22:17:21,033 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:17:21,034 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:17:21,034 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:17:21,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:17:21 ImpRootNode [2024-11-13 22:17:21,035 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:17:21,036 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:17:21,036 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:17:21,036 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:17:21,037 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:17:07" (3/4) ... [2024-11-13 22:17:21,039 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:17:21,046 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-11-13 22:17:21,046 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 22:17:21,046 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:17:21,046 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:17:21,120 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:17:21,120 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:17:21,120 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:17:21,121 INFO L158 Benchmark]: Toolchain (without parser) took 15284.13ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 47.3MB in the end (delta: 13.3MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2024-11-13 22:17:21,121 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 83.9MB. Free memory was 64.8MB in the beginning and 64.8MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:21,122 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.28ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 48.5MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:17:21,123 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.01ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 47.0MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:17:21,123 INFO L158 Benchmark]: Boogie Preprocessor took 33.41ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 45.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:21,124 INFO L158 Benchmark]: RCFGBuilder took 790.83ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 28.1MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:17:21,124 INFO L158 Benchmark]: CodeCheck took 13995.24ms. Allocated memory is still 83.9MB. Free memory was 28.1MB in the beginning and 52.3MB in the end (delta: -24.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:17:21,125 INFO L158 Benchmark]: Witness Printer took 84.20ms. Allocated memory is still 83.9MB. Free memory was 52.3MB in the beginning and 47.3MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:17:21,126 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, 20 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.8s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 322 SdHoareTripleChecker+Valid, 5.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 92 mSDsluCounter, 192 SdHoareTripleChecker+Invalid, 5.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 66 mSDsCounter, 92 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 393 IncrementalHoareTripleChecker+Invalid, 485 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 92 mSolverCounterUnsat, 126 mSDtfsCounter, 393 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 677 GetRequests, 615 SyntacticMatches, 6 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1099 ImplicationChecksByTransitivity, 8.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 77 ConstructedInterpolants, 18 QuantifiedInterpolants, 864 SizeOfPredicates, 17 NumberOfNonLiveVariables, 315 ConjunctsInSsa, 56 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: 83]: 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 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 83.9MB. Free memory was 64.8MB in the beginning and 64.8MB in the end (delta: 34.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.28ms. Allocated memory is still 83.9MB. Free memory was 60.6MB in the beginning and 48.5MB in the end (delta: 12.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.01ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 47.0MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.41ms. Allocated memory is still 83.9MB. Free memory was 47.0MB in the beginning and 45.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 790.83ms. Allocated memory is still 83.9MB. Free memory was 45.5MB in the beginning and 28.1MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13995.24ms. Allocated memory is still 83.9MB. Free memory was 28.1MB in the beginning and 52.3MB in the end (delta: -24.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 84.20ms. Allocated memory is still 83.9MB. Free memory was 52.3MB in the beginning and 47.3MB in the end (delta: 5.0MB). Peak memory consumption was 8.4MB. 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: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - 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 RESULT: Ultimate proved your program to be correct! [2024-11-13 22:17:21,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d131a635-1fe9-46b0-899c-a5d3a3890f95/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