./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk --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 93ec260cb84d051ded8af47768b754d2a933d99ce3d516511a560eef2f740c5a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:04:01,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:04:01,360 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 01:04:01,365 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:04:01,366 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 01:04:01,388 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:04:01,389 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:04:01,390 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:04:01,391 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:04:01,391 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:04:01,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:04:01,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:04:01,392 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:04:01,393 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:04:01,393 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:04:01,394 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:04:01,394 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:04:01,395 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:04:01,395 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:04:01,395 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:04:01,396 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:04:01,396 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:04:01,397 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:04:01,397 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:04:01,398 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:04:01,398 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:04:01,398 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:04:01,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:04:01,399 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:04:01,399 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:04:01,400 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:04:01,400 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 01:04:01,401 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:04:01,401 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec260cb84d051ded8af47768b754d2a933d99ce3d516511a560eef2f740c5a [2024-11-09 01:04:01,647 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:04:01,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:04:01,684 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:04:01,686 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:04:01,686 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:04:01,687 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c Unable to find full path for "g++" [2024-11-09 01:04:03,861 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:04:04,060 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:04:04,061 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2024-11-09 01:04:04,069 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/data/56625a92c/a14e3691d5854df088688552aa95dfad/FLAG1e1119e37 [2024-11-09 01:04:04,084 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/data/56625a92c/a14e3691d5854df088688552aa95dfad [2024-11-09 01:04:04,087 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:04:04,089 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:04:04,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:04:04,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:04:04,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:04:04,097 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,098 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d7d4070 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04, skipping insertion in model container [2024-11-09 01:04:04,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,122 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:04:04,336 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_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c[3196,3209] [2024-11-09 01:04:04,340 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:04:04,354 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:04:04,394 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_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c[3196,3209] [2024-11-09 01:04:04,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:04:04,417 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:04:04,417 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04 WrapperNode [2024-11-09 01:04:04,417 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:04:04,418 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:04:04,419 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:04:04,419 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:04:04,426 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,437 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,466 INFO L138 Inliner]: procedures = 20, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 170 [2024-11-09 01:04:04,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:04:04,467 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:04:04,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:04:04,468 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:04:04,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,483 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,484 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,496 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,507 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,509 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,511 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,513 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:04:04,515 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:04:04,515 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:04:04,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:04:04,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:04" (1/1) ... [2024-11-09 01:04:04,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:04:04,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:04:04,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:04:04,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:04:04,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:04:04,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 01:04:04,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-09 01:04:04,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 01:04:04,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 01:04:04,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 01:04:04,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 01:04:04,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:04:04,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:04:04,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 01:04:04,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-09 01:04:04,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 01:04:04,671 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:04:04,673 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:04:05,012 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live. [2024-11-09 01:04:05,012 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:04:05,133 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:04:05,133 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 01:04:05,134 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:04:05 BoogieIcfgContainer [2024-11-09 01:04:05,134 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:04:05,135 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:04:05,137 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:04:05,148 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:04:05,149 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:04:05" (1/1) ... [2024-11-09 01:04:05,157 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:04:05,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:05,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2024-11-09 01:04:05,208 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2024-11-09 01:04:05,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 01:04:05,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:05,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:04:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:05,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 01:04:05,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:05,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-09 01:04:05,650 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-09 01:04:05,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 01:04:05,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:05,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:04:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:04:05,802 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:04:05,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:04:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:04:06,108 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 01:04:06,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 01:04:06,245 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 01:04:06,282 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 01:04:06 ImpRootNode [2024-11-09 01:04:06,282 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 01:04:06,283 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 01:04:06,284 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 01:04:06,284 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 01:04:06,285 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:04:05" (3/4) ... [2024-11-09 01:04:06,290 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 01:04:06,291 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 01:04:06,293 INFO L158 Benchmark]: Toolchain (without parser) took 2203.68ms. Allocated memory was 125.8MB in the beginning and 182.5MB in the end (delta: 56.6MB). Free memory was 85.0MB in the beginning and 94.8MB in the end (delta: -9.8MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2024-11-09 01:04:06,293 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:04:06,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.63ms. Allocated memory is still 125.8MB. Free memory was 84.7MB in the beginning and 70.2MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 01:04:06,294 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.33ms. Allocated memory is still 125.8MB. Free memory was 70.2MB in the beginning and 68.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:04:06,295 INFO L158 Benchmark]: Boogie Preprocessor took 46.49ms. Allocated memory is still 125.8MB. Free memory was 68.0MB in the beginning and 66.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:04:06,297 INFO L158 Benchmark]: RCFGBuilder took 619.85ms. Allocated memory was 125.8MB in the beginning and 182.5MB in the end (delta: 56.6MB). Free memory was 65.9MB in the beginning and 141.4MB in the end (delta: -75.5MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-09 01:04:06,298 INFO L158 Benchmark]: CodeCheck took 1147.32ms. Allocated memory is still 182.5MB. Free memory was 141.4MB in the beginning and 95.2MB in the end (delta: 46.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-09 01:04:06,298 INFO L158 Benchmark]: Witness Printer took 8.17ms. Allocated memory is still 182.5MB. Free memory was 95.2MB in the beginning and 94.8MB in the end (delta: 432.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:04:06,304 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: 1.1s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 0.1s 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, 9 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 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, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 133]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 132, overapproximation of someUnaryDOUBLEoperation at line 49, overapproximation of someBinaryArithmeticFLOAToperation at line 70. Possible FailurePath: [L14] static const float huge_floor = 1.0e30; [L34-L39] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L41-L46] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L48-L52] static const float aT_atan[] = { 3.3333334327e-01, -2.0000000298e-01, 1.4285714924e-01, -1.1111110449e-01, 9.0908870101e-02, -7.6918758452e-02, 6.6610731184e-02, -5.8335702866e-02, 4.9768779427e-02, -3.6531571299e-02, 1.6285819933e-02, }; [L54-L56] static const float one_atan = 1.0, huge_atan = 1.0e30, pi_o_4 = 7.8539818525e-01, pi_o_2 = 1.5707963705e+00, pi = 3.1415927410e+00; [L129] float x = 1.0f / 0.0f; [L130] CALL, EXPR atan_float(x) [L59] float w, s1, s2, z; [L60] __int32_t ix, hx, id; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L63] ieee_float_shape_type gf_u; [L64] gf_u.value = (x) [L65] EXPR gf_u.word [L65] (hx) = gf_u.word [L67] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, hx=2139095041, ix=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=7] [L68] COND TRUE ix >= 0x50800000 [L69] COND TRUE ((ix) > 0x7f800000L) [L70] return x + x; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, x=7] [L130] RET, EXPR atan_float(x) [L130] float res = atan_float(x); [L132] COND TRUE res != pi_o_2 VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] [L133] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 125.8MB. Free memory is still 67.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.63ms. Allocated memory is still 125.8MB. Free memory was 84.7MB in the beginning and 70.2MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.33ms. Allocated memory is still 125.8MB. Free memory was 70.2MB in the beginning and 68.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.49ms. Allocated memory is still 125.8MB. Free memory was 68.0MB in the beginning and 66.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 619.85ms. Allocated memory was 125.8MB in the beginning and 182.5MB in the end (delta: 56.6MB). Free memory was 65.9MB in the beginning and 141.4MB in the end (delta: -75.5MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * CodeCheck took 1147.32ms. Allocated memory is still 182.5MB. Free memory was 141.4MB in the beginning and 95.2MB in the end (delta: 46.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Witness Printer took 8.17ms. Allocated memory is still 182.5MB. Free memory was 95.2MB in the beginning and 94.8MB in the end (delta: 432.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 01:04:06,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk --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 93ec260cb84d051ded8af47768b754d2a933d99ce3d516511a560eef2f740c5a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:04:08,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:04:08,906 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 01:04:08,946 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:04:08,948 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:04:08,949 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:04:08,949 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:04:08,950 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:04:08,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:04:08,952 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:04:08,952 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:04:08,953 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:04:08,953 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:04:08,955 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:04:08,956 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:04:08,956 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:04:08,957 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 01:04:08,957 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 01:04:08,957 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:04:08,958 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 01:04:08,958 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:04:08,962 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:04:08,962 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:04:08,962 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:04:08,963 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:04:08,963 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:04:08,963 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:08,963 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 01:04:08,964 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:04:08,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:04:08,964 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:04:08,964 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:04:08,965 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:04:08,965 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 01:04:08,965 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:08,966 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 01:04:08,966 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 93ec260cb84d051ded8af47768b754d2a933d99ce3d516511a560eef2f740c5a [2024-11-09 01:04:09,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:04:09,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:04:09,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:04:09,422 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:04:09,424 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:04:09,425 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0621a.c Unable to find full path for "g++" [2024-11-09 01:04:11,495 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:04:11,774 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:04:11,775 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c [2024-11-09 01:04:11,788 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/data/0d51c5ad6/2dc4dda594534475b8b9d7b0011385da/FLAG9eb3f6d20 [2024-11-09 01:04:11,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/data/0d51c5ad6/2dc4dda594534475b8b9d7b0011385da [2024-11-09 01:04:11,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:04:11,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:04:11,814 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:04:11,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:04:11,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:04:11,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:04:11" (1/1) ... [2024-11-09 01:04:11,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62ae5cd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:11, skipping insertion in model container [2024-11-09 01:04:11,824 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:04:11" (1/1) ... [2024-11-09 01:04:11,861 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:04:12,177 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_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c[3196,3209] [2024-11-09 01:04:12,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:04:12,215 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:04:12,283 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_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/sv-benchmarks/c/float-newlib/float_req_bl_0621a.c[3196,3209] [2024-11-09 01:04:12,284 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:04:12,322 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:04:12,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:12 WrapperNode [2024-11-09 01:04:12,324 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:04:12,326 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:04:12,326 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:04:12,326 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:04:12,335 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:12" (1/1) ... [2024-11-09 01:04:12,354 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:12" (1/1) ... [2024-11-09 01:04:12,391 INFO L138 Inliner]: procedures = 23, calls = 60, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 171 [2024-11-09 01:04:12,391 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:04:12,396 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:04:12,396 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:04:12,396 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:04:12,407 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:12" (1/1) ... [2024-11-09 01:04:12,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:12" (1/1) ... [2024-11-09 01:04:12,416 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:12" (1/1) ... [2024-11-09 01:04:12,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:12" (1/1) ... [2024-11-09 01:04:12,438 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:12" (1/1) ... [2024-11-09 01:04:12,445 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:12" (1/1) ... [2024-11-09 01:04:12,451 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:12" (1/1) ... [2024-11-09 01:04:12,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:12" (1/1) ... [2024-11-09 01:04:12,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:04:12,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:04:12,465 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:04:12,466 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:04:12,466 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:04:12" (1/1) ... [2024-11-09 01:04:12,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:04:12,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:04:12,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:04:12,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:04:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:04:12,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-09 01:04:12,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 01:04:12,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 01:04:12,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 01:04:12,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 01:04:12,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-09 01:04:12,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:04:12,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:04:12,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 01:04:12,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 01:04:12,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 01:04:12,683 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:04:12,689 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:04:39,234 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-09 01:04:39,234 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:04:39,356 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:04:39,356 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 01:04:39,356 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:04:39 BoogieIcfgContainer [2024-11-09 01:04:39,357 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:04:39,357 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:04:39,358 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:04:39,368 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:04:39,368 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:04:39" (1/1) ... [2024-11-09 01:04:39,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:04:39,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:39,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 21 states and 31 transitions. [2024-11-09 01:04:39,432 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 31 transitions. [2024-11-09 01:04:39,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 01:04:39,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:39,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:39,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:39,440 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:39,443 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 01:04:40,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:40,756 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:40,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 01:04:40,863 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:40,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 01:04:40,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 01:04:51,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-09 01:04:51,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:51,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 21 states and 28 transitions. [2024-11-09 01:04:51,811 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 28 transitions. [2024-11-09 01:04:51,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 01:04:51,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:51,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:51,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:51,819 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:51,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 01:04:56,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:56,797 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:57,133 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-09 01:04:57,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:57,277 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 61 [2024-11-09 01:04:58,452 INFO L349 Elim1Store]: treesize reduction 12, result has 42.9 percent of original size [2024-11-09 01:04:58,453 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 20 treesize of output 22 [2024-11-09 01:04:58,504 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 78 treesize of output 45 [2024-11-09 01:05:00,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 313 treesize of output 149 [2024-11-09 01:05:02,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 01:05:03,015 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 01:05:17,211 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:05:27,599 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-11-09 01:05:31,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:05:31,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2024-11-09 01:05:31,127 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-09 01:05:31,128 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 01:05:31,128 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-09 01:05:31,135 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 01:05:33,002 INFO L75 FloydHoareUtils]: For program point L93-2(lines 76 101) no Hoare annotation was computed. [2024-11-09 01:05:33,003 INFO L77 FloydHoareUtils]: At program point atan_float_returnLabel#1(lines 58 120) the Hoare annotation is: (and (exists ((v_arrayElimCell_9 (_ BitVec 32)) (v_arrayElimCell_8 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_9) ((_ extract 30 23) v_arrayElimCell_9) ((_ extract 22 0) v_arrayElimCell_9))) (.cse1 (fp ((_ extract 31 31) v_arrayElimCell_8) ((_ extract 30 23) v_arrayElimCell_8) ((_ extract 22 0) v_arrayElimCell_8)))) (and (= .cse0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0)))) (= (fp.add roundNearestTiesToEven .cse0 .cse1) |ULTIMATE.start_atan_float_#res#1|) (= .cse1 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0))))))) (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))))) [2024-11-09 01:05:33,003 INFO L75 FloydHoareUtils]: For program point L77(lines 77 80) no Hoare annotation was computed. [2024-11-09 01:05:33,003 INFO L75 FloydHoareUtils]: For program point L77-2(lines 77 80) no Hoare annotation was computed. [2024-11-09 01:05:33,004 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 122 138) the Hoare annotation is: true [2024-11-09 01:05:33,004 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 133) no Hoare annotation was computed. [2024-11-09 01:05:33,004 INFO L75 FloydHoareUtils]: For program point L78(lines 78 79) no Hoare annotation was computed. [2024-11-09 01:05:33,004 INFO L77 FloydHoareUtils]: At program point L132(lines 132 135) the Hoare annotation is: (and (exists ((v_arrayElimCell_9 (_ BitVec 32)) (v_arrayElimCell_8 (_ BitVec 32))) (let ((.cse0 (fp ((_ extract 31 31) v_arrayElimCell_9) ((_ extract 30 23) v_arrayElimCell_9) ((_ extract 22 0) v_arrayElimCell_9))) (.cse1 (fp ((_ extract 31 31) v_arrayElimCell_8) ((_ extract 30 23) v_arrayElimCell_8) ((_ extract 22 0) v_arrayElimCell_8)))) (and (= .cse0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 15707962513.0 10000000000.0)))) (= .cse1 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 75497894159.0 1000000000000000000.0)))) (= |ULTIMATE.start_main_~res~0#1| (fp.add roundNearestTiesToEven .cse0 .cse1))))) (= ~pi_o_2~0 ((_ to_fp 8 24) roundNearestTiesToEven ((_ to_fp 11 53) roundNearestTiesToEven (/ 3141592741.0 2000000000.0))))) [2024-11-09 01:05:33,005 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 01:05:33,005 INFO L77 FloydHoareUtils]: At program point L62-1(lines 62 66) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0))) (let ((.cse0 (select (select |#memory_int| (_ bv4 32)) (bvadd (_ bv12 32) |~#atanhi_atan~0.offset|)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (exists ((|v_ULTIMATE.start_atan_float_~#gf_u~1#1.base_11| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_atan_float_~#gf_u~1#1.base_11|) (_ bv0 32)))) (and (= |ULTIMATE.start_atan_float_~x#1| (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (= .cse1 |ULTIMATE.start_atan_float_~hx~0#1|) (not (= (_ bv4 32) |v_ULTIMATE.start_atan_float_~#gf_u~1#1.base_11|)) (not (= (_ bv5 32) |v_ULTIMATE.start_atan_float_~#gf_u~1#1.base_11|))))) (= (_ bv4 32) |~#atanhi_atan~0.base|) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0))) (let ((.cse2 (select (select |#memory_int| (_ bv5 32)) (bvadd (_ bv12 32) |~#atanlo_atan~0.offset|)))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))) (= currentRoundingMode roundNearestTiesToEven) (= |~#atanlo_atan~0.base| (_ bv5 32)) (= |ULTIMATE.start_atan_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2024-11-09 01:05:33,006 INFO L77 FloydHoareUtils]: At program point L62-2(lines 62 66) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0))) (let ((.cse0 (select (select |#memory_int| (_ bv4 32)) (bvadd (_ bv12 32) |~#atanhi_atan~0.offset|)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= (_ bv4 32) |~#atanhi_atan~0.base|) (= (bvadd (_ bv1 1) (select |#valid| (_ bv5 32))) (_ bv0 1)) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= (_ bv0 1) (bvadd (_ bv1 1) (select |#valid| (_ bv4 32)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0))) (let ((.cse1 (select (select |#memory_int| (_ bv5 32)) (bvadd (_ bv12 32) |~#atanlo_atan~0.offset|)))) (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1)))) (= currentRoundingMode roundNearestTiesToEven) (= |~#atanlo_atan~0.base| (_ bv5 32)) (= |ULTIMATE.start_atan_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2024-11-09 01:05:33,007 INFO L77 FloydHoareUtils]: At program point L62-3(lines 62 66) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0))) (let ((.cse0 (select (select |#memory_int| (_ bv4 32)) (bvadd (_ bv12 32) |~#atanhi_atan~0.offset|)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (exists ((|v_ULTIMATE.start_atan_float_~#gf_u~1#1.base_11| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_atan_float_~#gf_u~1#1.base_11|) (_ bv0 32)))) (and (= |ULTIMATE.start_atan_float_~x#1| (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (= .cse1 |ULTIMATE.start_atan_float_~hx~0#1|) (not (= (_ bv4 32) |v_ULTIMATE.start_atan_float_~#gf_u~1#1.base_11|)) (not (= (_ bv5 32) |v_ULTIMATE.start_atan_float_~#gf_u~1#1.base_11|))))) (= (_ bv4 32) |~#atanhi_atan~0.base|) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0))) (let ((.cse2 (select (select |#memory_int| (_ bv5 32)) (bvadd (_ bv12 32) |~#atanlo_atan~0.offset|)))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))) (= currentRoundingMode roundNearestTiesToEven) (= |~#atanlo_atan~0.base| (_ bv5 32)) (= |ULTIMATE.start_atan_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2024-11-09 01:05:33,007 INFO L75 FloydHoareUtils]: For program point L21-1(lines 21 25) no Hoare annotation was computed. [2024-11-09 01:05:33,007 INFO L75 FloydHoareUtils]: For program point L21-2(lines 21 25) no Hoare annotation was computed. [2024-11-09 01:05:33,007 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 01:05:33,007 INFO L75 FloydHoareUtils]: For program point L133(line 133) no Hoare annotation was computed. [2024-11-09 01:05:33,008 INFO L75 FloydHoareUtils]: For program point L26(lines 26 30) no Hoare annotation was computed. [2024-11-09 01:05:33,008 INFO L75 FloydHoareUtils]: For program point L26-1(lines 26 30) no Hoare annotation was computed. [2024-11-09 01:05:33,008 INFO L75 FloydHoareUtils]: For program point L26-2(lines 26 30) no Hoare annotation was computed. [2024-11-09 01:05:33,008 INFO L75 FloydHoareUtils]: For program point L76(lines 76 101) no Hoare annotation was computed. [2024-11-09 01:05:33,009 INFO L77 FloydHoareUtils]: At program point L68(lines 68 75) the Hoare annotation is: (and (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 15707962513.0 10000000000.0))) (let ((.cse0 (select (select |#memory_int| (_ bv4 32)) (bvadd (_ bv12 32) |~#atanhi_atan~0.offset|)))) (fp ((_ extract 31 31) .cse0) ((_ extract 30 23) .cse0) ((_ extract 22 0) .cse0)))) (= |ULTIMATE.start_atan_float_~ix~1#1| (bvand (_ bv2147483647 32) |ULTIMATE.start_atan_float_~hx~0#1|)) (exists ((|v_ULTIMATE.start_atan_float_~#gf_u~1#1.base_11| (_ BitVec 32))) (let ((.cse1 (select (select |#memory_int| |v_ULTIMATE.start_atan_float_~#gf_u~1#1.base_11|) (_ bv0 32)))) (and (= |ULTIMATE.start_atan_float_~x#1| (fp ((_ extract 31 31) .cse1) ((_ extract 30 23) .cse1) ((_ extract 22 0) .cse1))) (= .cse1 |ULTIMATE.start_atan_float_~hx~0#1|) (not (= (_ bv4 32) |v_ULTIMATE.start_atan_float_~#gf_u~1#1.base_11|)) (not (= (_ bv5 32) |v_ULTIMATE.start_atan_float_~#gf_u~1#1.base_11|))))) (= (_ bv4 32) |~#atanhi_atan~0.base|) (= ~pi_o_2~0 ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 3141592741.0 2000000000.0)))) (= ((_ to_fp 8 24) currentRoundingMode ((_ to_fp 11 53) currentRoundingMode (/ 75497894159.0 1000000000000000000.0))) (let ((.cse2 (select (select |#memory_int| (_ bv5 32)) (bvadd (_ bv12 32) |~#atanlo_atan~0.offset|)))) (fp ((_ extract 31 31) .cse2) ((_ extract 30 23) .cse2) ((_ extract 22 0) .cse2)))) (= currentRoundingMode roundNearestTiesToEven) (= |~#atanlo_atan~0.base| (_ bv5 32)) (= |ULTIMATE.start_atan_float_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) [2024-11-09 01:05:33,021 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 01:05:33,023 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~roundNearestTiesToEven [2024-11-09 01:05:33,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 01:05:33 ImpRootNode [2024-11-09 01:05:33,026 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 01:05:33,027 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 01:05:33,027 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 01:05:33,027 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 01:05:33,028 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:04:39" (3/4) ... [2024-11-09 01:05:33,031 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 01:05:33,040 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-11-09 01:05:33,040 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-09 01:05:33,041 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 01:05:33,041 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 01:05:33,163 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 01:05:33,163 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 01:05:33,163 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 01:05:33,164 INFO L158 Benchmark]: Toolchain (without parser) took 81353.31ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.7MB in the beginning and 56.9MB in the end (delta: -10.3MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-11-09 01:05:33,165 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 104.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:05:33,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 510.01ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.4MB in the beginning and 63.6MB in the end (delta: -17.2MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2024-11-09 01:05:33,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.84ms. Allocated memory is still 90.2MB. Free memory was 63.6MB in the beginning and 61.2MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 01:05:33,166 INFO L158 Benchmark]: Boogie Preprocessor took 68.49ms. Allocated memory is still 90.2MB. Free memory was 61.2MB in the beginning and 59.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:05:33,166 INFO L158 Benchmark]: RCFGBuilder took 26891.71ms. Allocated memory is still 90.2MB. Free memory was 58.8MB in the beginning and 49.8MB in the end (delta: 9.0MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2024-11-09 01:05:33,167 INFO L158 Benchmark]: CodeCheck took 53668.83ms. Allocated memory is still 90.2MB. Free memory was 49.5MB in the beginning and 62.6MB in the end (delta: -13.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:05:33,167 INFO L158 Benchmark]: Witness Printer took 136.70ms. Allocated memory is still 90.2MB. Free memory was 62.6MB in the beginning and 56.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 01:05:33,170 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: 51.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 43 SdHoareTripleChecker+Valid, 44.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 43.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 20 mSDtfsCounter, 29 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 110 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 7.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.9s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 5 QuantifiedInterpolants, 596 SizeOfPredicates, 12 NumberOfNonLiveVariables, 154 ConjunctsInSsa, 22 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: 133]: 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 0.72ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 104.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 510.01ms. Allocated memory was 71.3MB in the beginning and 90.2MB in the end (delta: 18.9MB). Free memory was 46.4MB in the beginning and 63.6MB in the end (delta: -17.2MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.84ms. Allocated memory is still 90.2MB. Free memory was 63.6MB in the beginning and 61.2MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.49ms. Allocated memory is still 90.2MB. Free memory was 61.2MB in the beginning and 59.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 26891.71ms. Allocated memory is still 90.2MB. Free memory was 58.8MB in the beginning and 49.8MB in the end (delta: 9.0MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * CodeCheck took 53668.83ms. Allocated memory is still 90.2MB. Free memory was 49.5MB in the beginning and 62.6MB in the end (delta: -13.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 136.70ms. Allocated memory is still 90.2MB. Free memory was 62.6MB in the beginning and 56.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. 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: Unknown variable: ~roundNearestTiesToEven RESULT: Ultimate proved your program to be correct! [2024-11-09 01:05:33,315 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bce35cf5-255d-4d69-8ea7-21ce0d9bd519/bin/ukojak-verify-ImItNfHLgk/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