./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1052b.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_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/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_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1052b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/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_4dc440f9-b7a6-4ec0-8936-949711e7217c/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 e723e72a166ac6fb1b462e1c13b91930c5f4e10bc44198831987bd0b753e97c5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:53:45,796 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:53:45,904 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:53:45,914 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:53:45,914 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:53:45,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:53:45,956 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:53:45,957 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:53:45,957 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:53:45,958 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:53:45,959 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:53:45,959 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:53:45,959 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:53:45,960 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:53:45,960 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:53:45,960 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:53:45,960 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:53:45,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:53:45,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:53:45,960 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:53:45,960 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:53:45,960 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:53:45,960 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:53:45,961 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:53:45,961 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:53:45,961 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:53:45,961 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:53:45,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:53:45,962 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:53:45,963 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:53:45,963 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:53:45,963 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:53:45,963 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:53:45,963 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_4dc440f9-b7a6-4ec0-8936-949711e7217c/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 -> e723e72a166ac6fb1b462e1c13b91930c5f4e10bc44198831987bd0b753e97c5 [2024-11-13 22:53:46,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:53:46,346 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:53:46,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:53:46,350 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:53:46,350 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:53:46,352 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1052b.c Unable to find full path for "g++" [2024-11-13 22:53:48,326 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:53:48,630 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:53:48,630 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/sv-benchmarks/c/float-newlib/double_req_bl_1052b.c [2024-11-13 22:53:48,644 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/data/5ec4ddb61/867a9658ac2a4d78b5664a83e6ca02fa/FLAGfed9bbfe9 [2024-11-13 22:53:48,664 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/data/5ec4ddb61/867a9658ac2a4d78b5664a83e6ca02fa [2024-11-13 22:53:48,668 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:53:48,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:53:48,673 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:53:48,673 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:53:48,679 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:53:48,680 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:48,681 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74a8e9d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48, skipping insertion in model container [2024-11-13 22:53:48,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:48,707 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:53:48,906 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_4dc440f9-b7a6-4ec0-8936-949711e7217c/sv-benchmarks/c/float-newlib/double_req_bl_1052b.c[2416,2429] [2024-11-13 22:53:48,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:53:48,919 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:53:48,950 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_4dc440f9-b7a6-4ec0-8936-949711e7217c/sv-benchmarks/c/float-newlib/double_req_bl_1052b.c[2416,2429] [2024-11-13 22:53:48,951 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:53:48,967 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:53:48,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48 WrapperNode [2024-11-13 22:53:48,968 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:53:48,969 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:53:48,969 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:53:48,969 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:53:48,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:48,987 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:49,017 INFO L138 Inliner]: procedures = 16, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 218 [2024-11-13 22:53:49,017 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:53:49,018 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:53:49,018 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:53:49,018 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:53:49,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:49,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:49,030 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:49,030 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:49,045 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:49,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:49,064 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:49,065 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:49,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:53:49,076 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:53:49,077 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:53:49,077 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:53:49,081 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:48" (1/1) ... [2024-11-13 22:53:49,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:53:49,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:53:49,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:53:49,139 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:53:49,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:53:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:53:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:53:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:53:49,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:53:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:53:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:53:49,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:53:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:53:49,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:53:49,293 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:53:49,295 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:53:49,910 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-11-13 22:53:49,913 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:53:50,295 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:53:50,296 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:53:50,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:53:50 BoogieIcfgContainer [2024-11-13 22:53:50,297 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:53:50,298 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:53:50,299 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:53:50,308 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:53:50,309 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:53:50" (1/1) ... [2024-11-13 22:53:50,319 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:53:50,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:50,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2024-11-13 22:53:50,374 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2024-11-13 22:53:50,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:53:50,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:50,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:53:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:50,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:53:50,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:50,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 22:53:50,571 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 22:53:50,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:53:50,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:50,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:53:50,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:53:50,768 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:53:50,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:53:51,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:53:51,060 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:53:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:53:51,173 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:53:51,214 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:53:51 ImpRootNode [2024-11-13 22:53:51,215 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:53:51,216 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:53:51,216 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:53:51,217 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:53:51,217 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:53:50" (3/4) ... [2024-11-13 22:53:51,220 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:53:51,221 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:53:51,222 INFO L158 Benchmark]: Toolchain (without parser) took 2552.48ms. Allocated memory is still 117.4MB. Free memory was 95.0MB in the beginning and 78.8MB in the end (delta: 16.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2024-11-13 22:53:51,224 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:53:51,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.90ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 82.4MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:53:51,225 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.06ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 80.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:53:51,228 INFO L158 Benchmark]: Boogie Preprocessor took 58.16ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.0MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:53:51,229 INFO L158 Benchmark]: RCFGBuilder took 1221.03ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 70.2MB in the end (delta: 8.6MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-13 22:53:51,229 INFO L158 Benchmark]: CodeCheck took 917.42ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 79.5MB in the end (delta: -9.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:53:51,229 INFO L158 Benchmark]: Witness Printer took 5.23ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.8MB in the end (delta: 684.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:53:51,235 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, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 32 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, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 14 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 69 GetRequests, 69 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, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 9 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: 108]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticDOUBLEoperation at line 51, overapproximation of someBinaryArithmeticDOUBLEoperation at line 103, overapproximation of bitwiseOr at line 91. Possible FailurePath: [L16] static const double huge_floor = 1.0e300; [L103] double x = -1.0 / 0.0; [L104] CALL, EXPR floor_double(x) [L19] __int32_t i0, i1, j0; [L20] __uint32_t i, j; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L22] ieee_double_shape_type ew_u; [L23] ew_u.value = (x) [L24] EXPR ew_u.parts.msw [L24] (i0) = ew_u.parts.msw [L25] EXPR ew_u.parts.lsw [L25] (i1) = ew_u.parts.lsw [L27] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=-1020264448, i1=-2147483648, j0=52, x=2] [L28] COND FALSE !(j0 < 20) VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=-1020264448, i1=-2147483648, j0=52, x=2] [L49] COND TRUE j0 > 51 [L50] COND FALSE !(j0 == 0x400) [L53] return x; VAL [\result=2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=-1020264448, i1=-2147483648] [L104] RET, EXPR floor_double(x) [L104] double res = floor_double(x); [L107] CALL, EXPR isinf_double(res) [L83] __int32_t hx, lx; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=2] [L85] ieee_double_shape_type ew_u; [L86] ew_u.value = (x) [L87] EXPR ew_u.parts.msw [L87] (hx) = ew_u.parts.msw [L88] EXPR ew_u.parts.lsw [L88] (lx) = ew_u.parts.lsw [L90] hx &= 0x7fffffff [L91] EXPR lx | (-lx) [L91] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L92] hx = 0x7ff00000 - hx [L93] EXPR hx | (-hx) [L93] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L107] RET, EXPR isinf_double(res) [L107] COND TRUE !isinf_double(res) [L108] reach_error() VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 142.6MB. Free memory is still 81.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.90ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 82.4MB in the end (delta: 12.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.06ms. Allocated memory is still 117.4MB. Free memory was 82.4MB in the beginning and 80.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 58.16ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 79.0MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1221.03ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 70.2MB in the end (delta: 8.6MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * CodeCheck took 917.42ms. Allocated memory is still 117.4MB. Free memory was 70.2MB in the beginning and 79.5MB in the end (delta: -9.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.23ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.8MB in the end (delta: 684.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:53:51,280 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/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_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/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_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1052b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/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_4dc440f9-b7a6-4ec0-8936-949711e7217c/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 e723e72a166ac6fb1b462e1c13b91930c5f4e10bc44198831987bd0b753e97c5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:53:54,122 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:53:54,218 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:53:54,300 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:53:54,301 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:53:54,302 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:53:54,302 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:53:54,302 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:53:54,302 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:53:54,302 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:53:54,302 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:53:54,302 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:53:54,303 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:53:54,303 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:53:54,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:53:54,313 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:53:54,313 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:53:54,314 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:53:54,314 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:53:54,314 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:53:54,314 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:53:54,314 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:53:54,314 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:53:54,314 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:53:54,314 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:53:54,315 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:53:54,315 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:53:54,315 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:53:54,315 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:53:54,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:53:54,315 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:53:54,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:53:54,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:53:54,316 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:53:54,316 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:53:54,316 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:53:54,316 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_4dc440f9-b7a6-4ec0-8936-949711e7217c/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 -> e723e72a166ac6fb1b462e1c13b91930c5f4e10bc44198831987bd0b753e97c5 [2024-11-13 22:53:54,645 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:53:54,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:53:54,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:53:54,664 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:53:54,665 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:53:54,666 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1052b.c Unable to find full path for "g++" [2024-11-13 22:53:56,627 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:53:56,928 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:53:56,929 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/sv-benchmarks/c/float-newlib/double_req_bl_1052b.c [2024-11-13 22:53:56,936 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/data/658891463/9bcca68d2235400f8c1a4ac3c22d82e0/FLAGf869aa666 [2024-11-13 22:53:56,954 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/data/658891463/9bcca68d2235400f8c1a4ac3c22d82e0 [2024-11-13 22:53:56,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:53:56,958 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:53:56,960 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:53:56,960 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:53:56,965 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:53:56,966 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:53:56" (1/1) ... [2024-11-13 22:53:56,967 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5715d72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:56, skipping insertion in model container [2024-11-13 22:53:56,967 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:53:56" (1/1) ... [2024-11-13 22:53:56,986 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:53:57,253 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_4dc440f9-b7a6-4ec0-8936-949711e7217c/sv-benchmarks/c/float-newlib/double_req_bl_1052b.c[2416,2429] [2024-11-13 22:53:57,257 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:53:57,280 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:53:57,328 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_4dc440f9-b7a6-4ec0-8936-949711e7217c/sv-benchmarks/c/float-newlib/double_req_bl_1052b.c[2416,2429] [2024-11-13 22:53:57,329 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:53:57,363 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:53:57,364 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:57 WrapperNode [2024-11-13 22:53:57,364 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:53:57,365 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:53:57,365 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:53:57,365 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:53:57,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:57" (1/1) ... [2024-11-13 22:53:57,399 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:57" (1/1) ... [2024-11-13 22:53:57,430 INFO L138 Inliner]: procedures = 19, calls = 24, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 118 [2024-11-13 22:53:57,430 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:53:57,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:53:57,432 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:53:57,432 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:53:57,440 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:57" (1/1) ... [2024-11-13 22:53:57,440 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:57" (1/1) ... [2024-11-13 22:53:57,448 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:57" (1/1) ... [2024-11-13 22:53:57,448 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:57" (1/1) ... [2024-11-13 22:53:57,473 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:57" (1/1) ... [2024-11-13 22:53:57,477 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:57" (1/1) ... [2024-11-13 22:53:57,485 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:57" (1/1) ... [2024-11-13 22:53:57,490 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:57" (1/1) ... [2024-11-13 22:53:57,499 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:53:57,499 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:53:57,500 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:53:57,500 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:53:57,501 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:53:57" (1/1) ... [2024-11-13 22:53:57,510 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:53:57,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:53:57,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:53:57,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:53:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:53:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 22:53:57,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 22:53:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:53:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:53:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:53:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:53:57,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:53:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:53:57,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:53:57,657 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:53:57,659 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:53:58,766 INFO L? ?]: Removed 31 outVars from TransFormulas that were not future-live. [2024-11-13 22:53:58,766 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:53:58,902 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:53:58,902 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-13 22:53:58,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:53:58 BoogieIcfgContainer [2024-11-13 22:53:58,903 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:53:58,904 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:53:58,904 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:53:58,914 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:53:58,915 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:53:58" (1/1) ... [2024-11-13 22:53:58,924 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:53:58,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:58,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 21 states and 32 transitions. [2024-11-13 22:53:58,986 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 32 transitions. [2024-11-13 22:53:58,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:53:58,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:58,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:53:58,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:53:58,995 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:53:59,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:53:59,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:59,281 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:53:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:59,312 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:53:59,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:53:59,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:53:59,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:53:59,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:53:59,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 22:53:59,413 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 22:53:59,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:53:59,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:53:59,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:53:59,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:53:59,418 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:53:59,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:53:59,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:59,856 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:53:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:53:59,938 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 22:53:59,943 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:54:00,074 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 8 [2024-11-13 22:54:01,513 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 8 treesize of output 4 [2024-11-13 22:54:02,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:54:02,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 22:54:05,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:54:05,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 13 states and 12 transitions. [2024-11-13 22:54:05,699 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 12 transitions. [2024-11-13 22:54:05,700 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:54:05,700 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-13 22:54:05,708 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:54:05,944 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 96 113) the Hoare annotation is: true [2024-11-13 22:54:05,945 INFO L77 FloydHoareUtils]: At program point L28(lines 28 71) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_ULTIMATE.start_floor_double_~#ew_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_double_~#ew_u~0#1.base_11|) (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) |ULTIMATE.start_floor_double_~x#1|) (= .cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|)) (= (bvadd (_ bv1023 32) |ULTIMATE.start_floor_double_~j0~0#1|) (bvand (bvashr .cse0 (_ bv20 32)) (_ bv2047 32)))))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) |ULTIMATE.start_floor_double_~x#1|)) [2024-11-13 22:54:05,945 INFO L75 FloydHoareUtils]: For program point L29(lines 29 48) no Hoare annotation was computed. [2024-11-13 22:54:05,945 INFO L77 FloydHoareUtils]: At program point L21-1(lines 21 26) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_ULTIMATE.start_floor_double_~#ew_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_double_~#ew_u~0#1.base_11|) (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) |ULTIMATE.start_floor_double_~x#1|) (= .cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|)) (= .cse0 |ULTIMATE.start_floor_double_~i0~0#1|)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) |ULTIMATE.start_floor_double_~x#1|)) [2024-11-13 22:54:05,945 INFO L77 FloydHoareUtils]: At program point L21-2(lines 21 26) the Hoare annotation is: (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) |ULTIMATE.start_floor_double_~x#1|) [2024-11-13 22:54:05,946 INFO L77 FloydHoareUtils]: At program point L21-3(lines 21 26) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_ULTIMATE.start_floor_double_~#ew_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_double_~#ew_u~0#1.base_11|) (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) |ULTIMATE.start_floor_double_~x#1|) (= .cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|)) (= .cse0 |ULTIMATE.start_floor_double_~i0~0#1|)))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) |ULTIMATE.start_floor_double_~x#1|)) [2024-11-13 22:54:05,946 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:54:05,946 INFO L77 FloydHoareUtils]: At program point floor_double_returnLabel#1(lines 18 79) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_ULTIMATE.start_floor_double_~#ew_u~0#1.base_11| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0) (= (select (select |#memory_int| |v_ULTIMATE.start_floor_double_~#ew_u~0#1.base_11|) (_ bv4 32)) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|)) (= (fp.add currentRoundingMode .cse0 .cse0) |ULTIMATE.start_floor_double_#res#1|)))) [2024-11-13 22:54:05,946 INFO L75 FloydHoareUtils]: For program point L72(lines 72 77) no Hoare annotation was computed. [2024-11-13 22:54:05,946 INFO L75 FloydHoareUtils]: For program point L72-1(lines 72 77) no Hoare annotation was computed. [2024-11-13 22:54:05,946 INFO L75 FloydHoareUtils]: For program point L72-2(lines 72 77) no Hoare annotation was computed. [2024-11-13 22:54:05,946 INFO L75 FloydHoareUtils]: For program point L56(lines 56 57) no Hoare annotation was computed. [2024-11-13 22:54:05,946 INFO L75 FloydHoareUtils]: For program point L40(lines 40 41) no Hoare annotation was computed. [2024-11-13 22:54:05,947 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 108) no Hoare annotation was computed. [2024-11-13 22:54:05,947 INFO L77 FloydHoareUtils]: At program point L49(lines 49 71) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_ULTIMATE.start_floor_double_~#ew_u~0#1.base_11| (_ BitVec 32))) (let ((.cse0 (select (select |#memory_int| |v_ULTIMATE.start_floor_double_~#ew_u~0#1.base_11|) (_ bv4 32)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) |ULTIMATE.start_floor_double_~x#1|) (= .cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|)) (= (bvadd (_ bv1023 32) |ULTIMATE.start_floor_double_~j0~0#1|) (bvand (bvashr .cse0 (_ bv20 32)) (_ bv2047 32)))))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)) |ULTIMATE.start_floor_double_~x#1|)) [2024-11-13 22:54:05,948 INFO L77 FloydHoareUtils]: At program point L107(lines 107 110) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0) (= (fp.add currentRoundingMode .cse0 .cse0) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|))) (= (bvadd (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_10|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand (_ bv2147483647 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|))))))) (bvor (bvneg .cse1) .cse1)) (_ bv31 32))) (_ bv1 32)) |ULTIMATE.start_main_#t~ret10#1|)))) [2024-11-13 22:54:05,948 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:54:05,948 INFO L75 FloydHoareUtils]: For program point L108(line 108) no Hoare annotation was computed. [2024-11-13 22:54:05,948 INFO L77 FloydHoareUtils]: At program point L84-1(lines 84 89) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0) (= (fp.add currentRoundingMode .cse0 .cse0) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_10|) |ULTIMATE.start_isinf_double_~lx~0#1|) (= |ULTIMATE.start_isinf_double_~hx~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|))))) [2024-11-13 22:54:05,949 INFO L77 FloydHoareUtils]: At program point L84-2(lines 84 89) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_ULTIMATE.start_floor_double_~#ew_u~0#1.base_11| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0) (= (select (select |#memory_int| |v_ULTIMATE.start_floor_double_~#ew_u~0#1.base_11|) (_ bv4 32)) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|)) (= (fp.add currentRoundingMode .cse0 .cse0) |ULTIMATE.start_isinf_double_~x#1|)))) [2024-11-13 22:54:05,949 INFO L77 FloydHoareUtils]: At program point L84-3(lines 84 89) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) .cse0) (= (fp.add currentRoundingMode .cse0 .cse0) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_10|) |ULTIMATE.start_isinf_double_~lx~0#1|) (= |ULTIMATE.start_isinf_double_~hx~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|))))) [2024-11-13 22:54:05,958 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:54:05,960 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:54:05,963 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 22:54:05,965 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:54:05,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:54:05 ImpRootNode [2024-11-13 22:54:05,967 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:54:05,968 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:54:05,968 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:54:05,968 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:54:05,969 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:53:58" (3/4) ... [2024-11-13 22:54:05,972 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:54:05,983 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-11-13 22:54:05,983 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 22:54:05,984 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:54:05,985 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:54:06,081 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:54:06,081 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:54:06,082 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:54:06,083 INFO L158 Benchmark]: Toolchain (without parser) took 9124.57ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 40.7MB in the end (delta: 51.6MB). Peak memory consumption was 47.3MB. Max. memory is 16.1GB. [2024-11-13 22:54:06,083 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:06,084 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.63ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 79.4MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:54:06,085 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.21ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:06,086 INFO L158 Benchmark]: Boogie Preprocessor took 67.13ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:06,088 INFO L158 Benchmark]: RCFGBuilder took 1403.47ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 49.9MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:54:06,088 INFO L158 Benchmark]: CodeCheck took 7063.26ms. Allocated memory is still 117.4MB. Free memory was 49.9MB in the beginning and 46.1MB in the end (delta: 3.8MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-11-13 22:54:06,089 INFO L158 Benchmark]: Witness Printer took 114.14ms. Allocated memory is still 117.4MB. Free memory was 46.1MB in the beginning and 40.7MB in the end (delta: 5.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:54:06,092 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, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.8s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 71 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7 mSDsluCounter, 38 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 11 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 11 mSolverCounterUnsat, 34 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 157 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 3.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 20 ConstructedInterpolants, 9 QuantifiedInterpolants, 441 SizeOfPredicates, 4 NumberOfNonLiveVariables, 82 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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: 108]: 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 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.63ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 79.4MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.21ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 67.13ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 76.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1403.47ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 49.9MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 7063.26ms. Allocated memory is still 117.4MB. Free memory was 49.9MB in the beginning and 46.1MB in the end (delta: 3.8MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Witness Printer took 114.14ms. Allocated memory is still 117.4MB. Free memory was 46.1MB in the beginning and 40.7MB in the end (delta: 5.4MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-13 22:54:06,187 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dc440f9-b7a6-4ec0-8936-949711e7217c/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