./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1231b.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_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/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_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1231b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/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_b523d198-a51a-45df-89f4-aa2a76ca3a6b/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 b9ce4e199e47d30d5336dd9ca9dceb5f51006e4e1d59090b80d072b498beba7b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:09:06,184 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:09:06,290 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:09:06,298 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:09:06,298 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:09:06,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:09:06,334 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:09:06,334 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:09:06,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:09:06,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:09:06,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:09:06,336 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:09:06,337 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:09:06,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:09:06,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:09:06,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:09:06,338 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:09:06,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:09:06,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:09:06,338 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:09:06,339 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:09:06,339 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:09:06,339 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:09:06,339 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:09:06,339 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:09:06,339 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:09:06,340 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:09:06,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:09:06,340 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:09:06,340 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:09:06,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:09:06,341 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:09:06,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:09:06,341 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_b523d198-a51a-45df-89f4-aa2a76ca3a6b/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 -> b9ce4e199e47d30d5336dd9ca9dceb5f51006e4e1d59090b80d072b498beba7b [2024-11-13 23:09:06,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:09:06,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:09:06,745 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:09:06,747 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:09:06,747 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:09:06,748 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1231b.c Unable to find full path for "g++" [2024-11-13 23:09:08,694 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:09:08,978 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:09:08,979 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c [2024-11-13 23:09:08,987 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/data/3e9445375/ac1ce6fe25494d9f8a529baa3156d413/FLAG3eb4f2176 [2024-11-13 23:09:09,007 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/data/3e9445375/ac1ce6fe25494d9f8a529baa3156d413 [2024-11-13 23:09:09,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:09:09,012 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:09:09,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:09:09,014 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:09:09,019 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:09:09,020 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,021 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64c4ce2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09, skipping insertion in model container [2024-11-13 23:09:09,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,037 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:09:09,269 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_b523d198-a51a-45df-89f4-aa2a76ca3a6b/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c[1765,1778] [2024-11-13 23:09:09,275 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:09:09,292 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:09:09,324 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_b523d198-a51a-45df-89f4-aa2a76ca3a6b/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c[1765,1778] [2024-11-13 23:09:09,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:09:09,354 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:09:09,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09 WrapperNode [2024-11-13 23:09:09,355 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:09:09,356 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:09:09,356 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:09:09,356 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:09:09,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,371 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,389 INFO L138 Inliner]: procedures = 18, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 49 [2024-11-13 23:09:09,389 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:09:09,390 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:09:09,390 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:09:09,390 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:09:09,397 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,399 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,400 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,406 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,410 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,412 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,414 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:09:09,415 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:09:09,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:09:09,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:09:09,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:09:09,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:09:09,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:09:09,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:09:09,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:09:09,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:09:09,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:09:09,486 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2024-11-13 23:09:09,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2024-11-13 23:09:09,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 23:09:09,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:09:09,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:09:09,487 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:09:09,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:09:09,568 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:09:09,570 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:09:09,830 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 23:09:09,831 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:09:09,930 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:09:09,930 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:09:09,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:09 BoogieIcfgContainer [2024-11-13 23:09:09,931 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:09:09,931 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:09:09,932 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:09:09,948 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:09:09,949 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:09" (1/1) ... [2024-11-13 23:09:09,958 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:09:10,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:10,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 19 states and 24 transitions. [2024-11-13 23:09:10,024 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 24 transitions. [2024-11-13 23:09:10,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:09:10,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:10,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:10,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:10,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:09:10,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:10,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 19 states and 21 transitions. [2024-11-13 23:09:10,265 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 21 transitions. [2024-11-13 23:09:10,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:09:10,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:10,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:10,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:09:10,354 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:09:10,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:09:10,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:09:10,527 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:09:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:09:10,580 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 23:09:10,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:09:10 ImpRootNode [2024-11-13 23:09:10,619 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:09:10,620 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:09:10,620 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:09:10,620 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:09:10,621 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:09" (3/4) ... [2024-11-13 23:09:10,624 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:09:10,625 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:09:10,629 INFO L158 Benchmark]: Toolchain (without parser) took 1614.20ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 38.6MB in the end (delta: 54.6MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-13 23:09:10,629 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:10,630 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.69ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 81.7MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:09:10,633 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.45ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:10,633 INFO L158 Benchmark]: Boogie Preprocessor took 24.37ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:10,633 INFO L158 Benchmark]: RCFGBuilder took 516.01ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 61.0MB in the end (delta: 18.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:09:10,634 INFO L158 Benchmark]: CodeCheck took 687.41ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 39.0MB in the end (delta: 22.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:09:10,634 INFO L158 Benchmark]: Witness Printer took 5.91ms. Allocated memory is still 117.4MB. Free memory was 39.0MB in the beginning and 38.6MB in the end (delta: 355.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:10,638 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 2 procedures, 19 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 16 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 16 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 77 GetRequests, 77 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, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 11 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 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: 70]: 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 63, overapproximation of someBinaryDOUBLEComparisonOperation at line 18, overapproximation of someBinaryDOUBLEComparisonOperation at line 69. Possible FailurePath: [L62] double x = __VERIFIER_nondet_double(); [L63] double y = 0.0 / 0.0; [L64] CALL, EXPR isnan_double(x) [L18] return x != x; [L64] RET, EXPR isnan_double(x) [L64] COND TRUE !isnan_double(x) [L66] CALL, EXPR fmin_double(x, y) [L47] CALL, EXPR __fpclassify_double(x) VAL [\old(x)=2] [L20] __uint32_t msw, lsw; VAL [\old(x)=2, x=2] [L23] ieee_double_shape_type ew_u; [L24] ew_u.value = (x) [L25] EXPR ew_u.parts.msw [L25] (msw) = ew_u.parts.msw [L26] EXPR ew_u.parts.lsw [L26] (lsw) = ew_u.parts.lsw [L29-L30] COND FALSE !((msw == 0x00000000 && lsw == 0x00000000) || (msw == 0x80000000 && lsw == 0x00000000)) [L32-L33] COND FALSE !((msw >= 0x00100000 && msw <= 0x7fefffff) || (msw >= 0x80100000 && msw <= 0xffefffff)) [L35-L36] COND FALSE !(( msw <= 0x000fffff) || (msw >= 0x80000000 && msw <= 0x800fffff)) [L39-L40] COND FALSE !((msw == 0x7ff00000 && lsw == 0x00000000) || (msw == 0xfff00000 && lsw == 0x00000000)) [L43] return 0; [L47] RET, EXPR __fpclassify_double(x) VAL [x=2, y=3] [L47] COND TRUE __fpclassify_double(x) == 0 [L48] return y; VAL [\result=3, x=2] [L66] RET, EXPR fmin_double(x, y) [L66] double res = fmin_double(x, y); [L69] COND TRUE res != x [L70] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 167.8MB. Free memory is still 104.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.69ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 81.7MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.45ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.37ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 516.01ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 61.0MB in the end (delta: 18.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 687.41ms. Allocated memory is still 117.4MB. Free memory was 61.0MB in the beginning and 39.0MB in the end (delta: 22.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 5.91ms. Allocated memory is still 117.4MB. Free memory was 39.0MB in the beginning and 38.6MB in the end (delta: 355.6kB). 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 23:09:10,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/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_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/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_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1231b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/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_b523d198-a51a-45df-89f4-aa2a76ca3a6b/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 b9ce4e199e47d30d5336dd9ca9dceb5f51006e4e1d59090b80d072b498beba7b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:09:13,422 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:09:13,537 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 23:09:13,618 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:09:13,620 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:09:13,621 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:09:13,621 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:09:13,622 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:09:13,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:09:13,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:09:13,623 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:09:13,624 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:09:13,624 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:09:13,624 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:09:13,624 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:09:13,624 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:09:13,624 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:09:13,624 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:09:13,625 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:09:13,625 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:09:13,625 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:09:13,625 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:09:13,625 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:09:13,626 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:09:13,626 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:09:13,626 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:09:13,626 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:09:13,626 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:09:13,627 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:09:13,627 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:09:13,627 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:09:13,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:09:13,627 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:09:13,627 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:09:13,628 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:09:13,628 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:09:13,628 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_b523d198-a51a-45df-89f4-aa2a76ca3a6b/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 -> b9ce4e199e47d30d5336dd9ca9dceb5f51006e4e1d59090b80d072b498beba7b [2024-11-13 23:09:14,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:09:14,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:09:14,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:09:14,020 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:09:14,020 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:09:14,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1231b.c Unable to find full path for "g++" [2024-11-13 23:09:16,003 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:09:16,239 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:09:16,240 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c [2024-11-13 23:09:16,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/data/75f7b402e/b15b4afad13544b4aeafbacd42fcd9cf/FLAG0c1dd4a08 [2024-11-13 23:09:16,264 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/data/75f7b402e/b15b4afad13544b4aeafbacd42fcd9cf [2024-11-13 23:09:16,267 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:09:16,270 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:09:16,272 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:09:16,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:09:16,278 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:09:16,279 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@587f4097 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16, skipping insertion in model container [2024-11-13 23:09:16,283 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,303 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:09:16,531 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_b523d198-a51a-45df-89f4-aa2a76ca3a6b/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c[1765,1778] [2024-11-13 23:09:16,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:09:16,558 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:09:16,595 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_b523d198-a51a-45df-89f4-aa2a76ca3a6b/sv-benchmarks/c/float-newlib/double_req_bl_1231b.c[1765,1778] [2024-11-13 23:09:16,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:09:16,629 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:09:16,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16 WrapperNode [2024-11-13 23:09:16,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:09:16,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:09:16,632 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:09:16,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:09:16,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,651 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,672 INFO L138 Inliner]: procedures = 21, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 47 [2024-11-13 23:09:16,674 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:09:16,674 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:09:16,675 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:09:16,675 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:09:16,683 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,684 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,692 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,693 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,705 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,712 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,716 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,717 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,722 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:09:16,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:09:16,726 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:09:16,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:09:16,728 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:09:16" (1/1) ... [2024-11-13 23:09:16,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:09:16,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:09:16,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:09:16,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:09:16,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:09:16,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 23:09:16,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:09:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:09:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure __fpclassify_double [2024-11-13 23:09:16,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __fpclassify_double [2024-11-13 23:09:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:09:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:09:16,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:09:16,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:09:16,875 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:09:16,877 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:09:17,086 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-13 23:09:17,086 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:09:17,214 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:09:17,215 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:09:17,215 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:17 BoogieIcfgContainer [2024-11-13 23:09:17,215 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:09:17,216 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:09:17,216 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:09:17,228 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:09:17,229 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:17" (1/1) ... [2024-11-13 23:09:17,238 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:09:17,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:17,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-13 23:09:17,297 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-13 23:09:17,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:09:17,305 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:17,306 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:09:17,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:09:17,311 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:09:17,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:09:17,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:17,552 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:09:17,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:17,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 23:09:17,621 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:09:17,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:09:17,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:09:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:17,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 18 states and 20 transitions. [2024-11-13 23:09:17,696 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 20 transitions. [2024-11-13 23:09:17,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:09:17,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:17,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:09:17,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:09:17,700 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:09:17,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:09:18,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:18,055 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:09:18,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:18,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 23:09:18,108 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:09:21,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:09:21,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 23:09:22,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:22,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 18 states and 19 transitions. [2024-11-13 23:09:22,961 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 19 transitions. [2024-11-13 23:09:22,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 23:09:22,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:22,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:09:22,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:09:22,964 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:09:22,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:09:23,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:23,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:09:23,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:23,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 23:09:23,554 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:09:27,119 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 23:09:27,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 23:09:29,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:29,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 16 states and 17 transitions. [2024-11-13 23:09:29,376 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2024-11-13 23:09:29,376 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 23:09:29,376 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 23:09:29,386 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 23:09:29,781 INFO L77 FloydHoareUtils]: At program point __fpclassify_doubleEXIT(lines 19 44) the Hoare annotation is: (let ((.cse6 (= (_ bv3 32) |__fpclassify_double_#res|)) (.cse3 (= (_ bv1 32) |__fpclassify_double_#res|))) (or (and (or (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse0 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (bvule .cse0 (_ bv2146435071 32)) (bvuge .cse0 (_ bv1048576 32))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse1 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (bvuge .cse1 (_ bv2148532224 32)) (bvule .cse1 (_ bv4293918719 32)))))) (= (_ bv4 32) |__fpclassify_double_#res|)) (and (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse2 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (not (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (not (bvule .cse2 (_ bv2146435071 32))) (not (= (_ bv2146435072 32) .cse2)) (not (bvuge .cse2 (_ bv2147483648 32)))))) (= (_ bv0 32) |__fpclassify_double_#res|)) (and (or (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv0 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|)))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= (_ bv0 32) (bvadd (_ bv2147483648 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))))) (= (_ bv2 32) |__fpclassify_double_#res|)) (and (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv0 32) (bvadd (_ bv1048576 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|)))) .cse3) (and (or (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse4 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (not (= (_ bv0 32) .cse4)) (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (not (bvuge .cse4 (_ bv1048576 32)))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse5 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (bvuge .cse5 (_ bv2147483648 32)) (not (= (_ bv0 32) (bvadd (_ bv2147483648 32) .cse5))) (bvule .cse5 (_ bv2148532223 32)))))) .cse6) (and (or (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (let ((.cse7 ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (not (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (bvuge .cse7 (_ bv2147483648 32)) (bvule .cse7 (_ bv2148532223 32))))) (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (not (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))) (not (bvuge ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) (_ bv1048576 32)))))) .cse6) (and .cse3 (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|)) (= (_ bv0 32) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|))))))) [2024-11-13 23:09:29,781 INFO L77 FloydHoareUtils]: At program point L22-1(lines 22 27) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|) __fpclassify_double_~lsw~0) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) __fpclassify_double_~msw~0))) [2024-11-13 23:09:29,781 INFO L77 FloydHoareUtils]: At program point L22-2(lines 22 27) the Hoare annotation is: (= |__fpclassify_double_#in~x| __fpclassify_double_~x) [2024-11-13 23:09:29,782 INFO L77 FloydHoareUtils]: At program point L22-3(lines 19 44) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_5| (_ BitVec 64))) (and (= |__fpclassify_double_#in~x| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_5|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_5|))) (= ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_5|) __fpclassify_double_~lsw~0) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_5|) __fpclassify_double_~msw~0))) [2024-11-13 23:09:29,782 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 19 44) the Hoare annotation is: true [2024-11-13 23:09:29,782 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 23:09:29,782 INFO L77 FloydHoareUtils]: At program point L64(lines 64 73) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_main_~y~0#1|)) (let ((.cse0 (fp.eq |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~x~0#1|))) (or (and (= (_ bv1 32) |ULTIMATE.start_main_#t~ret9#1|) (not .cse0)) (and (= (_ bv0 32) |ULTIMATE.start_main_#t~ret9#1|) .cse0)))) [2024-11-13 23:09:29,782 INFO L77 FloydHoareUtils]: At program point L64-2(lines 64 73) the Hoare annotation is: true [2024-11-13 23:09:29,783 INFO L77 FloydHoareUtils]: At program point fmin_double_returnLabel#1(lines 46 53) the Hoare annotation is: true [2024-11-13 23:09:29,783 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 23:09:29,783 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 55 76) the Hoare annotation is: true [2024-11-13 23:09:29,783 INFO L77 FloydHoareUtils]: At program point L69(lines 69 72) the Hoare annotation is: true [2024-11-13 23:09:29,783 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 70) the Hoare annotation is: true [2024-11-13 23:09:29,783 INFO L77 FloydHoareUtils]: At program point L49(line 49) the Hoare annotation is: true [2024-11-13 23:09:29,784 INFO L77 FloydHoareUtils]: At program point L49-1(lines 49 50) the Hoare annotation is: true [2024-11-13 23:09:29,784 INFO L77 FloydHoareUtils]: At program point L47(line 47) the Hoare annotation is: (and (fp.eq |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~x~0#1|) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_fmin_double_~y#1| (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)))) (= |ULTIMATE.start_fmin_double_~x#1| |ULTIMATE.start_main_~x~0#1|)) [2024-11-13 23:09:29,784 INFO L77 FloydHoareUtils]: At program point L47-1(lines 47 48) the Hoare annotation is: true [2024-11-13 23:09:29,784 INFO L77 FloydHoareUtils]: At program point L70(line 70) the Hoare annotation is: true [2024-11-13 23:09:29,828 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:09:29,829 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:09:29,829 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:09:29,830 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:09:29,830 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:09:29,830 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:09:29,830 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:09:29,830 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:09:29,830 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:09:29,830 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:09:29,831 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 23:09:29,833 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:09:29 ImpRootNode [2024-11-13 23:09:29,833 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:09:29,834 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:09:29,834 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:09:29,835 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:09:29,835 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:09:17" (3/4) ... [2024-11-13 23:09:29,838 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:09:29,841 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __fpclassify_double [2024-11-13 23:09:29,846 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-13 23:09:29,846 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-13 23:09:29,846 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 23:09:29,847 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 23:09:29,876 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(x) == x) [2024-11-13 23:09:29,890 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (\old(x) == x) [2024-11-13 23:09:29,933 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 23:09:29,933 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 23:09:29,934 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:09:29,935 INFO L158 Benchmark]: Toolchain (without parser) took 13666.12ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 60.7MB in the beginning and 55.3MB in the end (delta: 5.4MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2024-11-13 23:09:29,935 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:29,935 INFO L158 Benchmark]: CACSL2BoogieTranslator took 359.65ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 48.5MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:09:29,936 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.06ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 47.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:09:29,936 INFO L158 Benchmark]: Boogie Preprocessor took 51.09ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 46.0MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:09:29,936 INFO L158 Benchmark]: RCFGBuilder took 489.08ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 27.3MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 23:09:29,937 INFO L158 Benchmark]: CodeCheck took 12617.57ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 27.3MB in the beginning and 61.1MB in the end (delta: -33.8MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2024-11-13 23:09:29,937 INFO L158 Benchmark]: Witness Printer took 99.46ms. Allocated memory is still 125.8MB. Free memory was 61.1MB in the beginning and 55.3MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:09:29,939 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 2 procedures, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 99 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 65 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 36 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 119 IncrementalHoareTripleChecker+Invalid, 155 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 36 mSolverCounterUnsat, 61 mSDtfsCounter, 119 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 328 GetRequests, 297 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 4.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 7.3s InterpolantComputationTime, 42 NumberOfCodeBlocks, 42 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 39 ConstructedInterpolants, 11 QuantifiedInterpolants, 780 SizeOfPredicates, 7 NumberOfNonLiveVariables, 161 ConjunctsInSsa, 38 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 5/5 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: 70]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: (\old(x) == x) - ProcedureContractResult [Line: 19]: Procedure Contract for __fpclassify_double Derived contract for procedure __fpclassify_double. Ensures: (((((((4 == \result) || (0 == \result)) || (2 == \result)) || (1 == \result)) || (3 == \result)) || (3 == \result)) || (1 == \result)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 83.9MB. Free memory is still 65.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 359.65ms. Allocated memory is still 83.9MB. Free memory was 60.7MB in the beginning and 48.5MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.06ms. Allocated memory is still 83.9MB. Free memory was 48.5MB in the beginning and 47.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.09ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 46.0MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 489.08ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 27.3MB in the end (delta: 18.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 12617.57ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 27.3MB in the beginning and 61.1MB in the end (delta: -33.8MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Witness Printer took 99.46ms. Allocated memory is still 125.8MB. Free memory was 61.1MB in the beginning and 55.3MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: 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 23:09:29,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b523d198-a51a-45df-89f4-aa2a76ca3a6b/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