./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0730a.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_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/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_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/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_ab172817-5be6-48b9-8d21-7bae7ba289ea/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 08b98e45599512b8d6c489b1dd455db4184e1609dc88e012fc4f2e92ac326cf0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:54:39,188 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:54:39,286 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:54:39,291 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:54:39,292 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:54:39,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:54:39,324 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:54:39,324 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:54:39,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:54:39,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:54:39,325 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:54:39,325 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:54:39,325 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:54:39,326 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:54:39,327 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:54:39,327 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:54:39,327 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:54:39,327 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:54:39,327 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:54:39,327 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:54:39,327 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:54:39,327 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:54:39,327 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:54:39,328 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:54:39,328 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:54:39,328 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:54:39,328 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:54:39,328 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:54:39,328 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:54:39,328 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:54:39,328 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:54:39,328 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:54:39,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:54:39,329 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_ab172817-5be6-48b9-8d21-7bae7ba289ea/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 -> 08b98e45599512b8d6c489b1dd455db4184e1609dc88e012fc4f2e92ac326cf0 [2024-11-13 21:54:39,716 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:54:39,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:54:39,732 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:54:39,733 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:54:39,734 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:54:39,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c Unable to find full path for "g++" [2024-11-13 21:54:41,574 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:54:41,853 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:54:41,857 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2024-11-13 21:54:41,868 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/data/c22c33f31/dfaeb8d4a4a943a59fbc6924f596506c/FLAG61e643bf3 [2024-11-13 21:54:41,908 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/data/c22c33f31/dfaeb8d4a4a943a59fbc6924f596506c [2024-11-13 21:54:41,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:54:41,917 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:54:41,922 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:54:41,922 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:54:41,929 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:54:41,931 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:54:41" (1/1) ... [2024-11-13 21:54:41,935 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60355242 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:41, skipping insertion in model container [2024-11-13 21:54:41,935 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:54:41" (1/1) ... [2024-11-13 21:54:41,957 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:54:42,174 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_ab172817-5be6-48b9-8d21-7bae7ba289ea/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c[2102,2115] [2024-11-13 21:54:42,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:54:42,191 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:54:42,232 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_ab172817-5be6-48b9-8d21-7bae7ba289ea/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c[2102,2115] [2024-11-13 21:54:42,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:54:42,252 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:54:42,254 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:42 WrapperNode [2024-11-13 21:54:42,255 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:54:42,256 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:54:42,256 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:54:42,256 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:54:42,263 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:42" (1/1) ... [2024-11-13 21:54:42,273 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:42" (1/1) ... [2024-11-13 21:54:42,304 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 141 [2024-11-13 21:54:42,304 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:54:42,305 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:54:42,305 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:54:42,305 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:54:42,314 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:42" (1/1) ... [2024-11-13 21:54:42,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:42" (1/1) ... [2024-11-13 21:54:42,321 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:42" (1/1) ... [2024-11-13 21:54:42,322 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:42" (1/1) ... [2024-11-13 21:54:42,335 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:42" (1/1) ... [2024-11-13 21:54:42,339 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:42" (1/1) ... [2024-11-13 21:54:42,341 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:42" (1/1) ... [2024-11-13 21:54:42,342 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:42" (1/1) ... [2024-11-13 21:54:42,344 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:54:42,345 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:54:42,345 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:54:42,345 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:54:42,346 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:42" (1/1) ... [2024-11-13 21:54:42,351 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:54:42,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:54:42,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:54:42,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:54:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:54:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:54:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:54:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 21:54:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:54:42,417 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 21:54:42,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:54:42,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:54:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:54:42,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:54:42,515 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:54:42,517 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:54:42,880 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 21:54:42,881 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:54:43,027 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:54:43,030 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-13 21:54:43,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:43 BoogieIcfgContainer [2024-11-13 21:54:43,031 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:54:43,032 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:54:43,032 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:54:43,043 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:54:43,043 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:43" (1/1) ... [2024-11-13 21:54:43,053 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:54:43,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:43,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 25 states and 38 transitions. [2024-11-13 21:54:43,113 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 38 transitions. [2024-11-13 21:54:43,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:54:43,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:43,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:43,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:43,264 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 21:54:43,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:43,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 25 states and 33 transitions. [2024-11-13 21:54:43,290 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 33 transitions. [2024-11-13 21:54:43,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:54:43,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:43,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:43,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:54:43,381 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:54:43,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:54:43,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:54:43,539 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:54:43,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:54:43,604 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:54:43,634 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:54:43 ImpRootNode [2024-11-13 21:54:43,634 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:54:43,635 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:54:43,635 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:54:43,635 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:54:43,636 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:43" (3/4) ... [2024-11-13 21:54:43,638 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:54:43,639 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:54:43,640 INFO L158 Benchmark]: Toolchain (without parser) took 1723.66ms. Allocated memory is still 142.6MB. Free memory was 118.2MB in the beginning and 110.0MB in the end (delta: 8.2MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2024-11-13 21:54:43,640 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:54:43,641 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.60ms. Allocated memory is still 142.6MB. Free memory was 118.0MB in the beginning and 106.0MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:54:43,641 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.69ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:54:43,642 INFO L158 Benchmark]: Boogie Preprocessor took 39.02ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 103.1MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:54:43,642 INFO L158 Benchmark]: RCFGBuilder took 687.08ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 79.3MB in the end (delta: 23.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:54:43,642 INFO L158 Benchmark]: CodeCheck took 602.05ms. Allocated memory is still 142.6MB. Free memory was 79.3MB in the beginning and 110.6MB in the end (delta: -31.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:54:43,643 INFO L158 Benchmark]: Witness Printer took 4.23ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 110.0MB in the end (delta: 611.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:54:43,645 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, 25 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, 29 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 14 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 62 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, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 109]: 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 someBinaryArithmeticFLOAToperation at line 29, overapproximation of someBinaryArithmeticFLOAToperation at line 103. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L103] float x = 1.0f / 0.0f; [L105] CALL, EXPR __ieee754_sqrtf(x) [L17] float z; [L18] __uint32_t r, hx; [L19] __int32_t ix, s, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L22] ieee_float_shape_type gf_u; [L23] gf_u.value = (x) [L24] EXPR gf_u.word [L24] (ix) = gf_u.word [L26] hx = ix & 0x7fffffff VAL [hx=2139095040, ix=2139095040, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=4] [L28] COND TRUE !((hx) < 0x7f800000L) [L29] return x * x + x; VAL [ix=2139095040, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=4] [L105] RET, EXPR __ieee754_sqrtf(x) [L105] float res = __ieee754_sqrtf(x); [L108] CALL, EXPR isinf_float(res) [L85] __int32_t ix; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=3] [L87] ieee_float_shape_type gf_u; [L88] gf_u.value = (x) [L89] EXPR gf_u.word [L89] (ix) = gf_u.word [L91] ix &= 0x7fffffff [L92] return ((ix) == 0x7f800000L); [L108] RET, EXPR isinf_float(res) [L108] COND TRUE !isinf_float(res) [L109] reach_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 142.6MB. Free memory is still 81.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.60ms. Allocated memory is still 142.6MB. Free memory was 118.0MB in the beginning and 106.0MB in the end (delta: 12.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.69ms. Allocated memory is still 142.6MB. Free memory was 106.0MB in the beginning and 104.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.02ms. Allocated memory is still 142.6MB. Free memory was 104.4MB in the beginning and 103.1MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 687.08ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 79.3MB in the end (delta: 23.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 602.05ms. Allocated memory is still 142.6MB. Free memory was 79.3MB in the beginning and 110.6MB in the end (delta: -31.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.23ms. Allocated memory is still 142.6MB. Free memory was 110.6MB in the beginning and 110.0MB in the end (delta: 611.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:54:43,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/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_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/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_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/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_ab172817-5be6-48b9-8d21-7bae7ba289ea/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 08b98e45599512b8d6c489b1dd455db4184e1609dc88e012fc4f2e92ac326cf0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:54:46,315 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:54:46,398 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:54:46,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:54:46,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:54:46,438 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:54:46,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:54:46,440 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:54:46,440 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:54:46,441 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:54:46,442 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:54:46,442 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:54:46,442 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:54:46,442 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:54:46,443 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:54:46,443 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:54:46,443 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:54:46,443 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:54:46,443 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:54:46,443 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:54:46,443 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:54:46,443 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:54:46,443 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:54:46,444 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:54:46,444 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:54:46,444 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:54:46,444 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:46,444 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:54:46,444 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:54:46,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:54:46,445 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:54:46,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:54:46,445 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:54:46,445 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:54:46,446 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:46,446 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:54:46,446 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_ab172817-5be6-48b9-8d21-7bae7ba289ea/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 -> 08b98e45599512b8d6c489b1dd455db4184e1609dc88e012fc4f2e92ac326cf0 [2024-11-13 21:54:46,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:54:46,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:54:46,783 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:54:46,785 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:54:46,786 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:54:46,788 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c Unable to find full path for "g++" [2024-11-13 21:54:48,697 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:54:48,980 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:54:48,981 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2024-11-13 21:54:48,992 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/data/8bb3e1957/1e7ada8cce1a472084733064f6ff3d32/FLAGc18cb2f6e [2024-11-13 21:54:49,282 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/data/8bb3e1957/1e7ada8cce1a472084733064f6ff3d32 [2024-11-13 21:54:49,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:54:49,287 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:54:49,290 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:54:49,292 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:54:49,296 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:54:49,297 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b0b54f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49, skipping insertion in model container [2024-11-13 21:54:49,298 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,320 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:54:49,540 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_ab172817-5be6-48b9-8d21-7bae7ba289ea/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c[2102,2115] [2024-11-13 21:54:49,548 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:54:49,564 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:54:49,608 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_ab172817-5be6-48b9-8d21-7bae7ba289ea/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c[2102,2115] [2024-11-13 21:54:49,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:54:49,631 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:54:49,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49 WrapperNode [2024-11-13 21:54:49,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:54:49,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:54:49,634 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:54:49,634 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:54:49,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,656 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,688 INFO L138 Inliner]: procedures = 20, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 124 [2024-11-13 21:54:49,688 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:54:49,689 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:54:49,689 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:54:49,689 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:54:49,700 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,700 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,704 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,708 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,724 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,733 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,748 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:54:49,751 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:54:49,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:54:49,752 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:54:49,754 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:54:49" (1/1) ... [2024-11-13 21:54:49,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:54:49,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:54:49,796 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:54:49,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:54:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:54:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:54:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:54:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:54:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:54:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:54:49,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:54:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:54:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:54:49,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:54:49,910 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:54:49,912 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:54:50,603 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-13 21:54:50,603 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:54:50,712 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:54:50,712 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-13 21:54:50,716 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:50 BoogieIcfgContainer [2024-11-13 21:54:50,716 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:54:50,721 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:54:50,721 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:54:50,746 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:54:50,746 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:50" (1/1) ... [2024-11-13 21:54:50,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:54:50,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:50,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 23 states and 35 transitions. [2024-11-13 21:54:50,814 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 35 transitions. [2024-11-13 21:54:50,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:54:50,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:50,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:50,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:50,824 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:50,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:54:50,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:50,994 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:51,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:51,026 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:54:51,029 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:51,051 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 21:54:51,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:54:51,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:51,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2024-11-13 21:54:51,084 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2024-11-13 21:54:51,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:54:51,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:51,084 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:51,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:51,086 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:51,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:54:51,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:51,446 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:51,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:51,564 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:54:51,568 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:51,812 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:54:51,814 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2024-11-13 21:54:52,020 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 21:54:52,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:54:55,565 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:54:56,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:56,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-11-13 21:54:56,574 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-11-13 21:54:56,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 21:54:56,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:56,575 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:56,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:56,579 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:56,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:54:56,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:56,828 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:56,861 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:54:56,863 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:56,955 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:54:56,956 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2024-11-13 21:54:57,348 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 21:54:57,352 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:54:59,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:59,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-13 21:54:59,340 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-13 21:54:59,340 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:54:59,340 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 21:54:59,354 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:54:59,527 INFO L75 FloydHoareUtils]: For program point L52-2(lines 52 61) no Hoare annotation was computed. [2024-11-13 21:54:59,527 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 95 114) the Hoare annotation is: true [2024-11-13 21:54:59,527 INFO L77 FloydHoareUtils]: At program point L28(lines 28 29) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_sqrtf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (exists ((|ULTIMATE.start___ieee754_sqrtf_~ix~0#1| (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) |ULTIMATE.start___ieee754_sqrtf_~hx~0#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|))))))) [2024-11-13 21:54:59,527 INFO L77 FloydHoareUtils]: At program point L86-1(lines 86 90) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~1#1|)) (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (fp.add currentRoundingMode (fp.mul currentRoundingMode .cse0 .cse0) .cse0)))) [2024-11-13 21:54:59,527 INFO L77 FloydHoareUtils]: At program point L86-2(lines 86 90) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (fp.add currentRoundingMode (fp.mul currentRoundingMode .cse0 .cse0) .cse0)) |ULTIMATE.start_isinf_float_~x#1|)) [2024-11-13 21:54:59,528 INFO L77 FloydHoareUtils]: At program point L86-3(lines 86 90) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~1#1|)) (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (fp.add currentRoundingMode (fp.mul currentRoundingMode .cse0 .cse0) .cse0)))) [2024-11-13 21:54:59,528 INFO L75 FloydHoareUtils]: For program point L37(lines 37 41) no Hoare annotation was computed. [2024-11-13 21:54:59,528 INFO L77 FloydHoareUtils]: At program point __ieee754_sqrtf_returnLabel#1(lines 16 81) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_sqrtf_#res#1| (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (fp.add currentRoundingMode (fp.mul currentRoundingMode .cse0 .cse0) .cse0)))) [2024-11-13 21:54:59,528 INFO L75 FloydHoareUtils]: For program point L37-2(lines 37 41) no Hoare annotation was computed. [2024-11-13 21:54:59,528 INFO L77 FloydHoareUtils]: At program point L21-1(lines 21 25) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_sqrtf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|))))) [2024-11-13 21:54:59,528 INFO L77 FloydHoareUtils]: At program point L21-2(lines 21 25) the Hoare annotation is: (= |ULTIMATE.start___ieee754_sqrtf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) [2024-11-13 21:54:59,528 INFO L77 FloydHoareUtils]: At program point L21-3(lines 21 25) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_sqrtf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|))))) [2024-11-13 21:54:59,529 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:54:59,529 INFO L75 FloydHoareUtils]: For program point L38-2(lines 38 39) no Hoare annotation was computed. [2024-11-13 21:54:59,529 INFO L75 FloydHoareUtils]: For program point L31(lines 31 32) no Hoare annotation was computed. [2024-11-13 21:54:59,529 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 109) no Hoare annotation was computed. [2024-11-13 21:54:59,529 INFO L75 FloydHoareUtils]: For program point L33(lines 33 34) no Hoare annotation was computed. [2024-11-13 21:54:59,530 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:54:59,530 INFO L77 FloydHoareUtils]: At program point L108(lines 108 111) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret9#1|) [2024-11-13 21:54:59,530 INFO L75 FloydHoareUtils]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2024-11-13 21:54:59,530 INFO L75 FloydHoareUtils]: For program point L75-2(lines 75 79) no Hoare annotation was computed. [2024-11-13 21:54:59,530 INFO L75 FloydHoareUtils]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2024-11-13 21:54:59,530 INFO L75 FloydHoareUtils]: For program point L109(line 109) no Hoare annotation was computed. [2024-11-13 21:54:59,538 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 21:54:59,540 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:54:59,541 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:54:59,541 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:54:59,543 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:54:59 ImpRootNode [2024-11-13 21:54:59,543 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:54:59,543 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:54:59,544 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:54:59,544 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:54:59,545 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:54:50" (3/4) ... [2024-11-13 21:54:59,548 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:54:59,560 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2024-11-13 21:54:59,561 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 21:54:59,561 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:54:59,561 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:54:59,676 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:54:59,676 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:54:59,676 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:54:59,677 INFO L158 Benchmark]: Toolchain (without parser) took 10390.27ms. Allocated memory was 83.9MB in the beginning and 92.3MB in the end (delta: 8.4MB). Free memory was 60.4MB in the beginning and 64.2MB in the end (delta: -3.8MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2024-11-13 21:54:59,678 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 83.9MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:54:59,678 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.92ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 47.7MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:54:59,678 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.01ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 46.3MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:54:59,679 INFO L158 Benchmark]: Boogie Preprocessor took 61.27ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 44.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:54:59,679 INFO L158 Benchmark]: RCFGBuilder took 965.01ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 22.5MB in the end (delta: 22.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:54:59,679 INFO L158 Benchmark]: CodeCheck took 8822.28ms. Allocated memory was 83.9MB in the beginning and 92.3MB in the end (delta: 8.4MB). Free memory was 22.5MB in the beginning and 28.7MB in the end (delta: -6.2MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2024-11-13 21:54:59,680 INFO L158 Benchmark]: Witness Printer took 132.87ms. Allocated memory is still 92.3MB. Free memory was 28.7MB in the beginning and 64.2MB in the end (delta: -35.5MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2024-11-13 21:54:59,681 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, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 8.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 106 SdHoareTripleChecker+Valid, 8.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 74 SdHoareTripleChecker+Invalid, 7.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 83 IncrementalHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 58 mSDtfsCounter, 83 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 226 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 29 ConstructedInterpolants, 8 QuantifiedInterpolants, 244 SizeOfPredicates, 8 NumberOfNonLiveVariables, 130 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 109]: 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 0.78ms. Allocated memory is still 83.9MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.92ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 47.7MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.01ms. Allocated memory is still 83.9MB. Free memory was 47.7MB in the beginning and 46.3MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.27ms. Allocated memory is still 83.9MB. Free memory was 46.3MB in the beginning and 44.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 965.01ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 22.5MB in the end (delta: 22.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 8822.28ms. Allocated memory was 83.9MB in the beginning and 92.3MB in the end (delta: 8.4MB). Free memory was 22.5MB in the beginning and 28.7MB in the end (delta: -6.2MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * Witness Printer took 132.87ms. Allocated memory is still 92.3MB. Free memory was 28.7MB in the beginning and 64.2MB in the end (delta: -35.5MB). Peak memory consumption was 13.1MB. 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: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-13 21:54:59,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ab172817-5be6-48b9-8d21-7bae7ba289ea/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