./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0832a.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_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/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_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0832a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/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_537db4a7-a296-4773-aaac-e563439ff0d2/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 ccec72d1445b0e5a7d371146f8f1ae3659440ba0ebb02d40d87a31c04bfcf378 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:25:48,560 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:25:48,643 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:25:48,648 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:25:48,648 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:25:48,691 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:25:48,691 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:25:48,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:25:48,692 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:25:48,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:25:48,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:25:48,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:25:48,694 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:25:48,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:25:48,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:25:48,694 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:25:48,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:25:48,695 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:25:48,695 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:25:48,695 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:25:48,695 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:25:48,695 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:25:48,695 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:25:48,695 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:25:48,695 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:25:48,695 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:25:48,696 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:25:48,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:48,696 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:25:48,696 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:25:48,696 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:25:48,696 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:25:48,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:25:48,696 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_537db4a7-a296-4773-aaac-e563439ff0d2/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 -> ccec72d1445b0e5a7d371146f8f1ae3659440ba0ebb02d40d87a31c04bfcf378 [2024-11-13 23:25:48,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:25:48,995 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:25:48,998 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:25:48,999 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:25:49,000 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:25:49,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0832a.c Unable to find full path for "g++" [2024-11-13 23:25:50,959 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:25:51,224 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:25:51,225 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/sv-benchmarks/c/float-newlib/float_req_bl_0832a.c [2024-11-13 23:25:51,233 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/data/80ef75ead/63f16149a10a4f99bffb8289eb2729b4/FLAG3bc088bfd [2024-11-13 23:25:51,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/data/80ef75ead/63f16149a10a4f99bffb8289eb2729b4 [2024-11-13 23:25:51,519 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:25:51,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:25:51,521 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:51,522 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:25:51,525 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:25:51,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@334efdb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51, skipping insertion in model container [2024-11-13 23:25:51,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,545 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:25:51,723 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_537db4a7-a296-4773-aaac-e563439ff0d2/sv-benchmarks/c/float-newlib/float_req_bl_0832a.c[3180,3193] [2024-11-13 23:25:51,726 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:51,736 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:25:51,768 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_537db4a7-a296-4773-aaac-e563439ff0d2/sv-benchmarks/c/float-newlib/float_req_bl_0832a.c[3180,3193] [2024-11-13 23:25:51,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:51,787 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:25:51,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51 WrapperNode [2024-11-13 23:25:51,788 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:51,789 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:51,789 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:25:51,789 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:25:51,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,805 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,840 INFO L138 Inliner]: procedures = 18, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 158 [2024-11-13 23:25:51,841 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:51,845 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:25:51,845 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:25:51,845 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:25:51,854 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,858 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,871 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,880 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,882 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,888 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:25:51,889 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:25:51,889 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:25:51,889 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:25:51,893 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:51" (1/1) ... [2024-11-13 23:25:51,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:51,921 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:25:51,933 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:25:51,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:25:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:25:51,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:25:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:25:51,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:25:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 23:25:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 23:25:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:25:51,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:25:51,967 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:25:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-13 23:25:51,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:25:52,090 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:25:52,093 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:25:52,409 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 23:25:52,410 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:25:52,468 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:25:52,469 INFO L316 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-13 23:25:52,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:52 BoogieIcfgContainer [2024-11-13 23:25:52,469 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:25:52,470 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:25:52,470 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:25:52,484 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:25:52,484 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:52" (1/1) ... [2024-11-13 23:25:52,493 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:25:52,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:52,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-11-13 23:25:52,553 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-13 23:25:52,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:25:52,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:52,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:25:52,746 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 23:25:52,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:25:52,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2024-11-13 23:25:52,781 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2024-11-13 23:25:52,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:25:52,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:25:52,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:25:52,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:25:52,842 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:25:52,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:25:52,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:25:52,971 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:25:52,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:25:53,039 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:25:53,082 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:25:53 ImpRootNode [2024-11-13 23:25:53,082 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:25:53,083 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:25:53,083 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:25:53,083 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:25:53,084 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:25:52" (3/4) ... [2024-11-13 23:25:53,086 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:25:53,086 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:25:53,087 INFO L158 Benchmark]: Toolchain (without parser) took 1566.43ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 115.8MB in the end (delta: 2.9MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-11-13 23:25:53,087 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:53,088 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.63ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 106.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:25:53,088 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.90ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.5MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:25:53,089 INFO L158 Benchmark]: Boogie Preprocessor took 42.99ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:53,089 INFO L158 Benchmark]: RCFGBuilder took 580.15ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 85.7MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:25:53,090 INFO L158 Benchmark]: CodeCheck took 612.84ms. Allocated memory is still 142.6MB. Free memory was 85.4MB in the beginning and 115.8MB in the end (delta: -30.4MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2024-11-13 23:25:53,090 INFO L158 Benchmark]: Witness Printer took 3.28ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 115.8MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:25:53,093 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, 30 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, 25 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1 IncrementalHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 16 mSDtfsCounter, 1 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 56 GetRequests, 56 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, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 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: 124]: 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 123, overapproximation of someUnaryDOUBLEoperation at line 21, overapproximation of someBinaryArithmeticFLOAToperation at line 52. Possible FailurePath: [L17-L36] static const float one_exp = 1.0, halF_exp[2] = { 0.5, -0.5, }, huge_exp = 1.0e+30, twom100_exp = 7.8886090522e-31, ln2HI_exp[2] = { 6.9313812256e-01, -6.9313812256e-01, }, ln2LO_exp[2] = { 9.0580006145e-06, -9.0580006145e-06, }, invln2_exp = 1.4426950216e+00, P1_exp = 1.6666667163e-01, P2_exp = -2.7777778450e-03, P3_exp = 6.6137559770e-05, P4_exp = -1.6533901999e-06, P5_exp = 4.1381369442e-08; [L119] float x = 0.0f; [L120] CALL, EXPR __ieee754_expf(x) [L39] float y, hi, lo, c, t; [L40] __int32_t k = 0, xsb, sx; [L41] __uint32_t hx; VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0] [L44] ieee_float_shape_type gf_u; [L45] gf_u.value = (x) [L46] EXPR gf_u.word [L46] (sx) = gf_u.word [L48] xsb = (sx >> 31) & 1 [L49] hx = sx & 0x7fffffff VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, hx=2139095041, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, sx=2139095041, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0, xsb=0] [L51] COND TRUE ((hx) > 0x7f800000L) [L52] return x + x; VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, k=0, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, sx=2139095041, twom100_exp=39443045261/50000000000000000000000000000000000000000, x=0, xsb=0] [L120] RET, EXPR __ieee754_expf(x) [L120] float res = __ieee754_expf(x); [L123] COND TRUE res != 1.0f VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, twom100_exp=39443045261/50000000000000000000000000000000000000000] [L124] reach_error() VAL [P1_exp=16666667163/100000000000, P3_exp=6613755977/100000000000000, P5_exp=20690684721/500000000000000000, halF_exp={4:0}, huge_exp=1000000000000000000000000000000, invln2_exp=1803368777/1250000000, ln2HI_exp={5:0}, ln2LO_exp={6:0}, one_exp=1, twom100_exp=39443045261/50000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.63ms. Allocated memory is still 142.6MB. Free memory was 118.7MB in the beginning and 106.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.90ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.5MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.99ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 103.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 580.15ms. Allocated memory is still 142.6MB. Free memory was 103.0MB in the beginning and 85.7MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 612.84ms. Allocated memory is still 142.6MB. Free memory was 85.4MB in the beginning and 115.8MB in the end (delta: -30.4MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * Witness Printer took 3.28ms. Allocated memory is still 142.6MB. Free memory was 115.8MB in the beginning and 115.8MB in the end (delta: 46.3kB). 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 23:25:53,128 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/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_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0832a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/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_537db4a7-a296-4773-aaac-e563439ff0d2/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 ccec72d1445b0e5a7d371146f8f1ae3659440ba0ebb02d40d87a31c04bfcf378 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:25:55,794 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:25:55,899 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:25:55,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:25:55,971 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:25:55,971 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:25:55,972 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:25:55,972 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:25:55,972 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:25:55,972 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:25:55,972 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:25:55,972 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:25:55,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:25:55,973 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:25:55,973 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:25:55,973 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:25:55,973 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:25:55,973 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:25:55,973 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:25:55,973 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:25:55,973 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:25:55,974 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:25:55,974 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:25:55,974 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:25:55,974 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:25:55,974 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:25:55,974 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:55,974 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:25:55,974 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:25:55,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:55,979 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:25:55,979 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:25:55,979 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:25:55,979 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:25:55,979 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:25:55,979 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:25:55,979 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_537db4a7-a296-4773-aaac-e563439ff0d2/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 -> ccec72d1445b0e5a7d371146f8f1ae3659440ba0ebb02d40d87a31c04bfcf378 [2024-11-13 23:25:56,304 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:25:56,314 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:25:56,316 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:25:56,321 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:25:56,322 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:25:56,323 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0832a.c Unable to find full path for "g++" [2024-11-13 23:25:58,346 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:25:58,630 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:25:58,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/sv-benchmarks/c/float-newlib/float_req_bl_0832a.c [2024-11-13 23:25:58,656 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/data/4140c394c/a71f5f4ccafa493b8e63eef54e4e7b20/FLAG187e32a29 [2024-11-13 23:25:58,687 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/data/4140c394c/a71f5f4ccafa493b8e63eef54e4e7b20 [2024-11-13 23:25:58,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:25:58,691 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:25:58,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:58,693 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:25:58,698 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:25:58,698 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:58" (1/1) ... [2024-11-13 23:25:58,699 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77be6647 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:58, skipping insertion in model container [2024-11-13 23:25:58,700 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:25:58" (1/1) ... [2024-11-13 23:25:58,721 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:25:58,921 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_537db4a7-a296-4773-aaac-e563439ff0d2/sv-benchmarks/c/float-newlib/float_req_bl_0832a.c[3180,3193] [2024-11-13 23:25:58,925 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:58,941 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:25:59,000 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_537db4a7-a296-4773-aaac-e563439ff0d2/sv-benchmarks/c/float-newlib/float_req_bl_0832a.c[3180,3193] [2024-11-13 23:25:59,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:25:59,040 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:25:59,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59 WrapperNode [2024-11-13 23:25:59,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:25:59,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:59,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:25:59,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:25:59,052 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,069 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,125 INFO L138 Inliner]: procedures = 21, calls = 42, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 159 [2024-11-13 23:25:59,126 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:25:59,130 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:25:59,131 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:25:59,131 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:25:59,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,153 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,154 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,189 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,191 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,196 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:25:59,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:25:59,203 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:25:59,207 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:25:59,208 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:25:59" (1/1) ... [2024-11-13 23:25:59,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:25:59,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:25:59,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:25:59,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:25:59,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:25:59,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-13 23:25:59,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:25:59,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:25:59,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 23:25:59,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:25:59,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:25:59,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:25:59,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 23:25:59,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:25:59,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:25:59,418 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:25:59,421 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:26:35,836 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-11-13 23:26:35,837 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:26:35,895 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:26:35,896 INFO L316 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-13 23:26:35,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:26:35 BoogieIcfgContainer [2024-11-13 23:26:35,896 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:26:35,897 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:26:35,897 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:26:35,911 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:26:35,912 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:26:35" (1/1) ... [2024-11-13 23:26:35,919 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:26:35,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:35,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-11-13 23:26:35,967 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-13 23:26:35,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:26:35,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:35,971 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:35,971 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:35,975 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:35,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:26:36,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:36,605 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:36,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:36,670 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:26:36,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:36,695 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 23:26:36,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:26:36,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:36,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 30 states and 46 transitions. [2024-11-13 23:26:36,751 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 46 transitions. [2024-11-13 23:26:36,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 23:26:36,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:36,752 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:36,752 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:36,754 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:36,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:26:37,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:37,781 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:37,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:37,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 23:26:37,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:37,982 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:26:37,985 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-13 23:26:38,198 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 23:26:38,207 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:26:38,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:38,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 30 states and 45 transitions. [2024-11-13 23:26:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 45 transitions. [2024-11-13 23:26:38,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:26:38,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:38,760 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:38,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:38,762 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:38,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:26:39,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:39,818 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:39,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:26:39,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:39,975 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 23:26:39,990 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 23:26:40,112 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 23:26:40,122 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 23:26:40,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:40,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 30 states and 44 transitions. [2024-11-13 23:26:40,567 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 44 transitions. [2024-11-13 23:26:40,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 23:26:40,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:40,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:40,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:40,572 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:40,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:26:41,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:41,530 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:41,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:41,605 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:26:41,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:41,643 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 23:26:41,657 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 23:26:41,732 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 23:26:41,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:26:42,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:42,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2024-11-13 23:26:42,523 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2024-11-13 23:26:42,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:26:42,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:42,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:42,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:42,526 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:42,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:26:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:43,620 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:43,706 INFO L255 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:26:43,709 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:43,743 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:26:43,744 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-13 23:26:43,836 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 23:26:43,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 23:26:44,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:44,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2024-11-13 23:26:44,211 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2024-11-13 23:26:44,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:26:44,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:44,211 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:44,212 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:44,215 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:44,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:26:46,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:46,676 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:47,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:47,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 23:26:47,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:26:47,349 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 23:26:47,367 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 23:26:47,640 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 23:26:47,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 23:26:58,342 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-13 23:26:58,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:26:58,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2024-11-13 23:26:58,411 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2024-11-13 23:26:58,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:26:58,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:26:58,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:26:58,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:26:58,415 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:26:58,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 23:26:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:59,811 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:26:59,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:26:59,964 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 23:26:59,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:01,434 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 23:27:01,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 23:27:20,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:27:30,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 23:27:31,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:31,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2024-11-13 23:27:31,677 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2024-11-13 23:27:31,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:27:31,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:31,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:31,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:31,681 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:31,683 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 23:27:33,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:33,489 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:33,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:33,960 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 23:27:33,962 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:34,001 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:27:34,002 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-13 23:27:34,441 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 23:27:34,454 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 23:27:35,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:35,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2024-11-13 23:27:35,291 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2024-11-13 23:27:35,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 23:27:35,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:27:35,292 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:27:35,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:27:35,296 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:27:35,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 23:27:37,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:37,232 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:27:37,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:27:37,714 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 23:27:37,715 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:27:39,193 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 23:27:39,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 23:27:48,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:27:48,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 15 states and 14 transitions. [2024-11-13 23:27:48,741 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 14 transitions. [2024-11-13 23:27:48,741 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:27:48,742 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2024-11-13 23:27:48,751 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:27:50,111 INFO L77 FloydHoareUtils]: At program point L60(lines 60 75) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0))) (= ~huge_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start___ieee754_expf_~x#1| (_ +zero 8 24)) (= currentRoundingMode roundNearestTiesToEven) (exists ((|ULTIMATE.start___ieee754_expf_~sx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_expf_~hx~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (_ +zero 8 24))))) [2024-11-13 23:27:50,112 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 113 129) the Hoare annotation is: true [2024-11-13 23:27:50,112 INFO L77 FloydHoareUtils]: At program point L53(lines 53 54) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0))) (= ~huge_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start___ieee754_expf_~x#1| (_ +zero 8 24)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (_ +zero 8 24)) (= currentRoundingMode roundNearestTiesToEven) (exists ((|ULTIMATE.start___ieee754_expf_~sx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_expf_~hx~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (_ +zero 8 24))))) [2024-11-13 23:27:50,112 INFO L75 FloydHoareUtils]: For program point L86-1(lines 86 90) no Hoare annotation was computed. [2024-11-13 23:27:50,112 INFO L75 FloydHoareUtils]: For program point L86-2(lines 86 90) no Hoare annotation was computed. [2024-11-13 23:27:50,112 INFO L77 FloydHoareUtils]: At program point __ieee754_expf_returnLabel#1(lines 38 111) the Hoare annotation is: (= (fp.add currentRoundingMode ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_expf_#res#1|) [2024-11-13 23:27:50,112 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:27:50,112 INFO L75 FloydHoareUtils]: For program point L104(lines 104 108) no Hoare annotation was computed. [2024-11-13 23:27:50,112 INFO L75 FloydHoareUtils]: For program point L104-1(lines 104 108) no Hoare annotation was computed. [2024-11-13 23:27:50,113 INFO L75 FloydHoareUtils]: For program point L104-2(lines 104 108) no Hoare annotation was computed. [2024-11-13 23:27:50,113 INFO L77 FloydHoareUtils]: At program point L55(lines 55 56) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0))) (= ~huge_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start___ieee754_expf_~x#1| (_ +zero 8 24)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (_ +zero 8 24)) (= currentRoundingMode roundNearestTiesToEven) (exists ((|ULTIMATE.start___ieee754_expf_~sx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_expf_~hx~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (_ +zero 8 24))))) [2024-11-13 23:27:50,113 INFO L75 FloydHoareUtils]: For program point L80(lines 80 83) no Hoare annotation was computed. [2024-11-13 23:27:50,113 INFO L77 FloydHoareUtils]: At program point L72(lines 72 75) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0))) (= ~huge_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start___ieee754_expf_~x#1| (_ +zero 8 24)) (= currentRoundingMode roundNearestTiesToEven) (exists ((|ULTIMATE.start___ieee754_expf_~sx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_expf_~hx~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (_ +zero 8 24))))) [2024-11-13 23:27:50,113 INFO L75 FloydHoareUtils]: For program point L72-2(lines 60 75) no Hoare annotation was computed. [2024-11-13 23:27:50,113 INFO L77 FloydHoareUtils]: At program point L73(lines 73 74) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0))) (= ~huge_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start___ieee754_expf_~x#1| (_ +zero 8 24)) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-13 23:27:50,113 INFO L77 FloydHoareUtils]: At program point L123(lines 123 126) the Hoare annotation is: (= (fp.add currentRoundingMode ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start_main_~res~0#1|) [2024-11-13 23:27:50,114 INFO L77 FloydHoareUtils]: At program point L57(lines 57 58) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0))) (= ~huge_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start___ieee754_expf_~x#1| (_ +zero 8 24)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (_ +zero 8 24)) (= currentRoundingMode roundNearestTiesToEven) (exists ((|ULTIMATE.start___ieee754_expf_~sx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_expf_~hx~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (_ +zero 8 24))))) [2024-11-13 23:27:50,114 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 124) no Hoare annotation was computed. [2024-11-13 23:27:50,114 INFO L75 FloydHoareUtils]: For program point L99-1(lines 99 103) no Hoare annotation was computed. [2024-11-13 23:27:50,114 INFO L75 FloydHoareUtils]: For program point L99-2(lines 99 103) no Hoare annotation was computed. [2024-11-13 23:27:50,114 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:27:50,114 INFO L75 FloydHoareUtils]: For program point L124(line 124) no Hoare annotation was computed. [2024-11-13 23:27:50,114 INFO L75 FloydHoareUtils]: For program point L91(lines 91 95) no Hoare annotation was computed. [2024-11-13 23:27:50,114 INFO L75 FloydHoareUtils]: For program point L91-1(lines 91 95) no Hoare annotation was computed. [2024-11-13 23:27:50,114 INFO L75 FloydHoareUtils]: For program point L91-2(lines 91 95) no Hoare annotation was computed. [2024-11-13 23:27:50,114 INFO L75 FloydHoareUtils]: For program point L84(lines 84 110) no Hoare annotation was computed. [2024-11-13 23:27:50,115 INFO L77 FloydHoareUtils]: At program point L51(lines 51 52) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0))) (= ~huge_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start___ieee754_expf_~x#1| (_ +zero 8 24)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (_ +zero 8 24)) (= currentRoundingMode roundNearestTiesToEven) (exists ((|ULTIMATE.start___ieee754_expf_~sx~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_expf_~hx~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (_ +zero 8 24))))) [2024-11-13 23:27:50,116 INFO L77 FloydHoareUtils]: At program point L43-1(lines 43 47) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0))) (= ~huge_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start___ieee754_expf_~x#1| (_ +zero 8 24)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (_ +zero 8 24)) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-13 23:27:50,116 INFO L77 FloydHoareUtils]: At program point L43-2(lines 43 47) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0))) (= ~huge_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start___ieee754_expf_~x#1| (_ +zero 8 24)) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-13 23:27:50,116 INFO L77 FloydHoareUtils]: At program point L43-3(lines 43 47) the Hoare annotation is: (and (= ~one_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0))) (= ~huge_exp~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1000000000000000000000000000000.0))) (= |ULTIMATE.start___ieee754_expf_~x#1| (_ +zero 8 24)) (= (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_expf_~sx~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_expf_~sx~0#1|)) (_ +zero 8 24)) (= currentRoundingMode roundNearestTiesToEven)) [2024-11-13 23:27:50,128 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 23:27:50,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 23:27:50,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~32 [2024-11-13 23:27:50,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 23:27:50,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-13 23:27:50,130 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 23:27:50,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:27:50 ImpRootNode [2024-11-13 23:27:50,132 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:27:50,133 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:27:50,133 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:27:50,133 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:27:50,134 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:26:35" (3/4) ... [2024-11-13 23:27:50,136 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:27:50,146 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-11-13 23:27:50,147 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-13 23:27:50,147 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:27:50,148 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:27:50,237 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:27:50,238 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:27:50,238 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:27:50,239 INFO L158 Benchmark]: Toolchain (without parser) took 111547.67ms. Allocated memory is still 117.4MB. Free memory was 92.7MB in the beginning and 52.0MB in the end (delta: 40.7MB). Peak memory consumption was 39.6MB. Max. memory is 16.1GB. [2024-11-13 23:27:50,239 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:27:50,240 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.40ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.1MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:27:50,241 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.42ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 77.5MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:27:50,241 INFO L158 Benchmark]: Boogie Preprocessor took 71.91ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 75.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:27:50,242 INFO L158 Benchmark]: RCFGBuilder took 36693.51ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 53.1MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:27:50,242 INFO L158 Benchmark]: CodeCheck took 74234.94ms. Allocated memory is still 117.4MB. Free memory was 52.9MB in the beginning and 57.0MB in the end (delta: -4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:27:50,243 INFO L158 Benchmark]: Witness Printer took 105.40ms. Allocated memory is still 117.4MB. Free memory was 57.0MB in the beginning and 52.0MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:27:50,245 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, 30 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 72.8s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 7 mSolverCounterUnknown, 441 SdHoareTripleChecker+Valid, 124.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 176 mSDsluCounter, 226 SdHoareTripleChecker+Invalid, 121.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 38 mSDsCounter, 84 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 546 IncrementalHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 84 mSolverCounterUnsat, 188 mSDtfsCounter, 546 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 917 GetRequests, 866 SyntacticMatches, 1 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 761 ImplicationChecksByTransitivity, 17.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 104 NumberOfCodeBlocks, 104 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 95 ConstructedInterpolants, 14 QuantifiedInterpolants, 787 SizeOfPredicates, 23 NumberOfNonLiveVariables, 585 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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: 124]: 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 0.35ms. Allocated memory is still 117.4MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.40ms. Allocated memory is still 117.4MB. Free memory was 92.5MB in the beginning and 79.1MB in the end (delta: 13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.42ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 77.5MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.91ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 75.6MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 36693.51ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 53.1MB in the end (delta: 22.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 74234.94ms. Allocated memory is still 117.4MB. Free memory was 52.9MB in the beginning and 57.0MB in the end (delta: -4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 105.40ms. Allocated memory is still 117.4MB. Free memory was 57.0MB in the beginning and 52.0MB in the end (delta: 5.1MB). 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: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode RESULT: Ultimate proved your program to be correct! [2024-11-13 23:27:50,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_537db4a7-a296-4773-aaac-e563439ff0d2/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