./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0670.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_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/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_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0670.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/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_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/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 ef3aead09e1d04146222ba824ba5fd2f951ea3a53aa52ba41e6fea5dd6ebb3d5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:38:23,085 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:38:23,180 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:38:23,185 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:38:23,187 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:38:23,225 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:38:23,226 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:38:23,227 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:38:23,228 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:38:23,230 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:38:23,231 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:38:23,231 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:38:23,232 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:38:23,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:38:23,236 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:38:23,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:38:23,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:38:23,237 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:38:23,238 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:38:23,238 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:38:23,238 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:38:23,239 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:38:23,239 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:38:23,239 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:38:23,240 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:38:23,240 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:38:23,240 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:38:23,241 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:38:23,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:38:23,241 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:38:23,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:38:23,242 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:38:23,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:38:23,244 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_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef3aead09e1d04146222ba824ba5fd2f951ea3a53aa52ba41e6fea5dd6ebb3d5 [2024-11-08 22:38:23,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:38:23,639 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:38:23,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:38:23,644 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:38:23,645 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:38:23,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0670.c Unable to find full path for "g++" [2024-11-08 22:38:25,581 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:38:25,812 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:38:25,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/sv-benchmarks/c/float-newlib/float_req_bl_0670.c [2024-11-08 22:38:25,821 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/data/e939971bc/a40768c54f1041f9872812114cb056b4/FLAG642b473eb [2024-11-08 22:38:25,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/data/e939971bc/a40768c54f1041f9872812114cb056b4 [2024-11-08 22:38:25,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:38:25,841 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:38:25,843 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:38:25,843 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:38:25,852 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:38:25,853 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:38:25" (1/1) ... [2024-11-08 22:38:25,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@347220cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:25, skipping insertion in model container [2024-11-08 22:38:25,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:38:25" (1/1) ... [2024-11-08 22:38:25,886 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:38:26,175 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_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/sv-benchmarks/c/float-newlib/float_req_bl_0670.c[5373,5386] [2024-11-08 22:38:26,180 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:38:26,201 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:38:26,262 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_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/sv-benchmarks/c/float-newlib/float_req_bl_0670.c[5373,5386] [2024-11-08 22:38:26,263 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:38:26,291 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:38:26,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:26 WrapperNode [2024-11-08 22:38:26,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:38:26,293 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:38:26,293 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:38:26,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:38:26,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:26" (1/1) ... [2024-11-08 22:38:26,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:26" (1/1) ... [2024-11-08 22:38:26,364 INFO L138 Inliner]: procedures = 21, calls = 82, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 250 [2024-11-08 22:38:26,365 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:38:26,365 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:38:26,365 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:38:26,366 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:38:26,378 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:26" (1/1) ... [2024-11-08 22:38:26,378 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:26" (1/1) ... [2024-11-08 22:38:26,386 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:26" (1/1) ... [2024-11-08 22:38:26,387 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:26" (1/1) ... [2024-11-08 22:38:26,412 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:26" (1/1) ... [2024-11-08 22:38:26,421 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:26" (1/1) ... [2024-11-08 22:38:26,425 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:26" (1/1) ... [2024-11-08 22:38:26,430 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:26" (1/1) ... [2024-11-08 22:38:26,434 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:38:26,439 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:38:26,440 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:38:26,440 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:38:26,441 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:26" (1/1) ... [2024-11-08 22:38:26,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:38:26,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:38:26,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:38:26,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:38:26,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:38:26,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:38:26,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2024-11-08 22:38:26,511 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:38:26,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:38:26,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:38:26,512 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2024-11-08 22:38:26,512 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2024-11-08 22:38:26,512 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:38:26,513 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2024-11-08 22:38:26,513 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2024-11-08 22:38:26,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:38:26,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:38:26,513 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:38:26,514 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-08 22:38:26,514 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2024-11-08 22:38:26,514 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2024-11-08 22:38:26,514 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:38:26,664 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:38:26,666 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:38:27,224 INFO L? ?]: Removed 69 outVars from TransFormulas that were not future-live. [2024-11-08 22:38:27,224 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:38:27,398 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:38:27,398 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-08 22:38:27,398 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:38:27 BoogieIcfgContainer [2024-11-08 22:38:27,399 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:38:27,401 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:38:27,401 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:38:27,413 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:38:27,413 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:38:27" (1/1) ... [2024-11-08 22:38:27,426 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:38:27,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:27,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 78 states and 124 transitions. [2024-11-08 22:38:27,489 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2024-11-08 22:38:27,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 22:38:27,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:27,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:38:27,778 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:38:27,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:38:27,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 119 transitions. [2024-11-08 22:38:27,858 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2024-11-08 22:38:27,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:38:27,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:38:27,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:38:28,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:38:28,008 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:38:28,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:38:28,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:38:28,415 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:38:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:38:28,583 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:38:28,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:38:28 ImpRootNode [2024-11-08 22:38:28,637 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:38:28,637 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:38:28,638 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:38:28,638 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:38:28,638 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:38:27" (3/4) ... [2024-11-08 22:38:28,641 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:38:28,642 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:38:28,643 INFO L158 Benchmark]: Toolchain (without parser) took 2802.56ms. Allocated memory was 130.0MB in the beginning and 197.1MB in the end (delta: 67.1MB). Free memory was 65.9MB in the beginning and 152.1MB in the end (delta: -86.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:38:28,644 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 130.0MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:38:28,645 INFO L158 Benchmark]: CACSL2BoogieTranslator took 449.88ms. Allocated memory was 130.0MB in the beginning and 197.1MB in the end (delta: 67.1MB). Free memory was 65.8MB in the beginning and 159.1MB in the end (delta: -93.3MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2024-11-08 22:38:28,645 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.47ms. Allocated memory is still 197.1MB. Free memory was 159.1MB in the beginning and 155.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 22:38:28,646 INFO L158 Benchmark]: Boogie Preprocessor took 72.36ms. Allocated memory is still 197.1MB. Free memory was 155.8MB in the beginning and 153.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:38:28,646 INFO L158 Benchmark]: RCFGBuilder took 960.32ms. Allocated memory is still 197.1MB. Free memory was 153.7MB in the beginning and 129.5MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:38:28,647 INFO L158 Benchmark]: CodeCheck took 1235.75ms. Allocated memory is still 197.1MB. Free memory was 129.5MB in the beginning and 152.1MB in the end (delta: -22.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:38:28,647 INFO L158 Benchmark]: Witness Printer took 5.24ms. Allocated memory is still 197.1MB. Free memory is still 152.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:38:28,650 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 4 procedures, 78 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, 68 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 41 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, 41 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 150 GetRequests, 150 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, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 40 NumberOfCodeBlocks, 40 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 18 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 2/2 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: 236]: 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 15, overapproximation of someUnaryDOUBLEoperation at line 47, overapproximation of someBinaryArithmeticFLOAToperation at line 140. Possible FailurePath: [L32-L37] static const float atanhi_atan[] = { 4.6364760399e-01, 7.8539812565e-01, 9.8279368877e-01, 1.5707962513e+00, }; [L39-L44] static const float atanlo_atan[] = { 5.0121582440e-09, 3.7748947079e-08, 3.4473217170e-08, 7.5497894159e-08, }; [L46-L50] 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, }; [L52-L54] 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; [L120-L121] static const float tiny_atan2 = 1.0e-30, zero_atan2 = 0.0, pi_lo_atan2 = -8.7422776573e-08; [L226] float x = __VERIFIER_nondet_float(); [L227] float y = __VERIFIER_nondet_float(); [L229] CALL, EXPR isnan_float(x) VAL [\old(x)=9, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L15] return x != x; [L229] RET, EXPR isnan_float(x) VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=9, zero_atan2=0] [L229] isnan_float(x) || isnan_float(y) VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=9, zero_atan2=0] [L229] COND TRUE isnan_float(x) || isnan_float(y) [L232] CALL, EXPR __ieee754_atan2f(y, x) [L124] float z; [L125] __int32_t k, m, hx, hy, ix, iy; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=9, y=10, zero_atan2=0] [L128] ieee_float_shape_type gf_u; [L129] gf_u.value = (x) [L130] EXPR gf_u.word [L130] (hx) = gf_u.word [L132] ix = hx & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, ix=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=9, y=10, zero_atan2=0] [L134] ieee_float_shape_type gf_u; [L135] gf_u.value = (y) [L136] EXPR gf_u.word [L136] (hy) = gf_u.word [L138] iy = hy & 0x7fffffff VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, hy=2139095041, ix=2139095041, iy=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=9, y=10, zero_atan2=0] [L139] COND TRUE ((ix) > 0x7f800000L) || ((iy) > 0x7f800000L) [L140] return x + y; VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, hx=2139095041, hy=2139095041, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, x=9, y=10, zero_atan2=0] [L232] RET, EXPR __ieee754_atan2f(y, x) [L232] float res = __ieee754_atan2f(y, x); [L235] CALL, EXPR isnan_float(res) VAL [\old(x)=11, aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L15] return x != x; [L235] RET, EXPR isnan_float(res) VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=11, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] [L235] COND TRUE !isnan_float(res) [L236] reach_error() VAL [aT_atan={6:0}, atanhi_atan={4:0}, atanlo_atan={5:0}, huge_atan=1000000000000000000000000000000, one_atan=1, pi=3141592741/1000000000, pi_o_2=3141592741/2000000000, pi_o_4=3141592741/4000000000, res=11, tiny_atan2=1/1000000000000000000000000000000, zero_atan2=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 130.0MB. Free memory is still 102.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 449.88ms. Allocated memory was 130.0MB in the beginning and 197.1MB in the end (delta: 67.1MB). Free memory was 65.8MB in the beginning and 159.1MB in the end (delta: -93.3MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.47ms. Allocated memory is still 197.1MB. Free memory was 159.1MB in the beginning and 155.8MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.36ms. Allocated memory is still 197.1MB. Free memory was 155.8MB in the beginning and 153.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 960.32ms. Allocated memory is still 197.1MB. Free memory was 153.7MB in the beginning and 129.5MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 1235.75ms. Allocated memory is still 197.1MB. Free memory was 129.5MB in the beginning and 152.1MB in the end (delta: -22.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.24ms. Allocated memory is still 197.1MB. Free memory is still 152.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:38:28,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/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 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_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/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_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0670.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/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_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/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 ef3aead09e1d04146222ba824ba5fd2f951ea3a53aa52ba41e6fea5dd6ebb3d5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:38:31,048 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:38:31,147 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:38:31,193 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:38:31,194 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:38:31,195 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:38:31,195 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:38:31,196 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:38:31,196 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:38:31,197 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:38:31,198 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:38:31,198 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:38:31,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:38:31,201 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:38:31,201 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:38:31,202 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:38:31,202 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:38:31,202 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:38:31,202 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:38:31,203 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:38:31,203 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:38:31,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:38:31,204 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:38:31,208 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:38:31,208 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:38:31,208 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:38:31,209 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:38:31,209 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:38:31,209 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:38:31,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:38:31,210 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:38:31,210 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:38:31,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:38:31,210 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:38:31,211 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:38:31,211 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:38:31,213 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_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef3aead09e1d04146222ba824ba5fd2f951ea3a53aa52ba41e6fea5dd6ebb3d5 [2024-11-08 22:38:31,626 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:38:31,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:38:31,654 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:38:31,656 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:38:31,656 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:38:31,658 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0670.c Unable to find full path for "g++" [2024-11-08 22:38:33,887 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:38:34,099 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:38:34,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/sv-benchmarks/c/float-newlib/float_req_bl_0670.c [2024-11-08 22:38:34,109 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/data/22c3cca56/673c8cf45cfc4f0cac2c704365d6897d/FLAGd846419e1 [2024-11-08 22:38:34,122 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/data/22c3cca56/673c8cf45cfc4f0cac2c704365d6897d [2024-11-08 22:38:34,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:38:34,126 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:38:34,128 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:38:34,128 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:38:34,134 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:38:34,134 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,136 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ed9e465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34, skipping insertion in model container [2024-11-08 22:38:34,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,164 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:38:34,491 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_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/sv-benchmarks/c/float-newlib/float_req_bl_0670.c[5373,5386] [2024-11-08 22:38:34,495 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:38:34,513 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:38:34,596 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_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/sv-benchmarks/c/float-newlib/float_req_bl_0670.c[5373,5386] [2024-11-08 22:38:34,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:38:34,631 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:38:34,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34 WrapperNode [2024-11-08 22:38:34,632 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:38:34,633 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:38:34,633 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:38:34,633 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:38:34,640 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,673 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,733 INFO L138 Inliner]: procedures = 24, calls = 82, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 232 [2024-11-08 22:38:34,733 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:38:34,737 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:38:34,737 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:38:34,737 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:38:34,753 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,753 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,768 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,781 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,786 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,789 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,791 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:38:34,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:38:34,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:38:34,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:38:34,798 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:38:34" (1/1) ... [2024-11-08 22:38:34,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:38:34,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:38:34,843 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:38:34,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:38:34,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:38:34,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2024-11-08 22:38:34,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:38:34,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:38:34,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-08 22:38:34,873 INFO L130 BoogieDeclarations]: Found specification of procedure isnan_float [2024-11-08 22:38:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure isnan_float [2024-11-08 22:38:34,873 INFO L130 BoogieDeclarations]: Found specification of procedure fabs_float [2024-11-08 22:38:34,873 INFO L138 BoogieDeclarations]: Found implementation of procedure fabs_float [2024-11-08 22:38:34,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:38:34,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2024-11-08 22:38:34,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:38:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:38:34,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-08 22:38:34,874 INFO L130 BoogieDeclarations]: Found specification of procedure atan_float [2024-11-08 22:38:34,874 INFO L138 BoogieDeclarations]: Found implementation of procedure atan_float [2024-11-08 22:38:34,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:38:34,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:38:34,989 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:38:34,991 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:39:09,623 INFO L? ?]: Removed 78 outVars from TransFormulas that were not future-live. [2024-11-08 22:39:09,624 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:39:09,750 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:39:09,751 INFO L316 CfgBuilder]: Removed 14 assume(true) statements. [2024-11-08 22:39:09,752 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:39:09 BoogieIcfgContainer [2024-11-08 22:39:09,752 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:39:09,753 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:39:09,754 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:39:09,763 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:39:09,763 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:39:09" (1/1) ... [2024-11-08 22:39:09,770 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:39:09,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:09,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 77 states and 123 transitions. [2024-11-08 22:39:09,824 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 123 transitions. [2024-11-08 22:39:09,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 22:39:09,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:09,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:39:09,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:39:09,843 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:39:09,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:39:10,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:10,877 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:39:11,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:11,024 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:39:11,030 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:11,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:39:11,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 22:39:11,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:11,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 118 transitions. [2024-11-08 22:39:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2024-11-08 22:39:11,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:39:11,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:11,602 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:39:11,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:39:11,605 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:39:11,609 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:39:14,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:14,478 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:39:14,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:14,644 INFO L255 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:39:14,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:17,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:39:17,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:39:27,976 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:39:30,564 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:39:34,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:34,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 88 states and 151 transitions. [2024-11-08 22:39:34,188 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 151 transitions. [2024-11-08 22:39:34,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:39:34,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:34,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:39:34,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:39:34,194 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:39:34,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:39:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:37,165 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:39:37,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:37,273 INFO L255 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 22:39:37,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:37,671 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2024-11-08 22:39:37,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 20 [2024-11-08 22:39:38,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:39:38,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 22:39:43,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:43,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 88 states and 150 transitions. [2024-11-08 22:39:43,782 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 150 transitions. [2024-11-08 22:39:43,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:39:43,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:43,783 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:39:43,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:39:43,788 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:39:43,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:39:46,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:46,696 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:39:46,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:39:46,838 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:39:46,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:39:50,182 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 22:39:50,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 22:39:58,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:39:58,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 88 states and 149 transitions. [2024-11-08 22:39:58,227 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 149 transitions. [2024-11-08 22:39:58,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:39:58,228 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:39:58,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:39:58,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:39:58,231 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:39:58,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:40:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:01,013 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:40:01,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:40:01,093 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:40:01,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:40:01,432 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-08 22:40:01,434 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 20 [2024-11-08 22:40:03,222 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:40:03,238 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 22:40:10,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:40:10,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 35 transitions. [2024-11-08 22:40:10,776 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2024-11-08 22:40:10,777 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:40:10,777 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2024-11-08 22:40:10,785 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:40:18,278 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 15) the Hoare annotation is: true [2024-11-08 22:40:18,279 INFO L77 FloydHoareUtils]: At program point isnan_floatEXIT(line 15) the Hoare annotation is: (let ((.cse0 (fp.eq |isnan_float_#in~x| |isnan_float_#in~x|))) (or (and (= (_ bv0 32) |isnan_float_#res|) .cse0) (and (not .cse0) (= (_ bv1 32) |isnan_float_#res|)))) [2024-11-08 22:40:18,279 INFO L75 FloydHoareUtils]: For program point fabs_floatEXIT(lines 17 30) no Hoare annotation was computed. [2024-11-08 22:40:18,279 INFO L75 FloydHoareUtils]: For program point L24(lines 24 28) no Hoare annotation was computed. [2024-11-08 22:40:18,279 INFO L75 FloydHoareUtils]: For program point L24-1(lines 24 28) no Hoare annotation was computed. [2024-11-08 22:40:18,280 INFO L75 FloydHoareUtils]: For program point L24-2(lines 24 28) no Hoare annotation was computed. [2024-11-08 22:40:18,280 INFO L75 FloydHoareUtils]: For program point L19-1(lines 19 23) no Hoare annotation was computed. [2024-11-08 22:40:18,280 INFO L75 FloydHoareUtils]: For program point L19-2(lines 19 23) no Hoare annotation was computed. [2024-11-08 22:40:18,280 INFO L75 FloydHoareUtils]: For program point $Ultimate##0(lines 17 30) no Hoare annotation was computed. [2024-11-08 22:40:18,280 INFO L75 FloydHoareUtils]: For program point L192(lines 192 195) no Hoare annotation was computed. [2024-11-08 22:40:18,280 INFO L75 FloydHoareUtils]: For program point L192-2(lines 190 195) no Hoare annotation was computed. [2024-11-08 22:40:18,280 INFO L75 FloydHoareUtils]: For program point L176(line 176) no Hoare annotation was computed. [2024-11-08 22:40:18,281 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 220 242) the Hoare annotation is: true [2024-11-08 22:40:18,281 INFO L75 FloydHoareUtils]: For program point L201-1(lines 201 205) no Hoare annotation was computed. [2024-11-08 22:40:18,281 INFO L75 FloydHoareUtils]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2024-11-08 22:40:18,281 INFO L75 FloydHoareUtils]: For program point L160(lines 160 184) no Hoare annotation was computed. [2024-11-08 22:40:18,281 INFO L75 FloydHoareUtils]: For program point L160-1(lines 123 218) no Hoare annotation was computed. [2024-11-08 22:40:18,281 INFO L77 FloydHoareUtils]: At program point L127-1(lines 127 131) the Hoare annotation is: (let ((.cse0 (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) (or (and (not (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|)) .cse0) (and (not .cse0) (not (let ((.cse1 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|)))) (fp.eq .cse1 .cse1)))))) [2024-11-08 22:40:18,282 INFO L77 FloydHoareUtils]: At program point L127-2(lines 127 131) the Hoare annotation is: (not (and (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|) (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) [2024-11-08 22:40:18,282 INFO L77 FloydHoareUtils]: At program point L127-3(lines 127 131) the Hoare annotation is: (let ((.cse0 (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) (or (and (not (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|)) .cse0) (and (not .cse0) (not (let ((.cse1 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|)))) (fp.eq .cse1 .cse1)))))) [2024-11-08 22:40:18,282 INFO L75 FloydHoareUtils]: For program point L152(line 152) no Hoare annotation was computed. [2024-11-08 22:40:18,282 INFO L77 FloydHoareUtils]: At program point L235(line 235) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_atan2f_~x#1_8| (_ FloatingPoint 8 24)) (|v_ULTIMATE.start___ieee754_atan2f_~y#1_11| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (not (fp.eq |v_ULTIMATE.start___ieee754_atan2f_~x#1_8| |v_ULTIMATE.start___ieee754_atan2f_~x#1_8|)) (= |ULTIMATE.start_main_~res~0#1| (fp.add currentRoundingMode |v_ULTIMATE.start___ieee754_atan2f_~x#1_8| |v_ULTIMATE.start___ieee754_atan2f_~y#1_11|)))) [2024-11-08 22:40:18,283 INFO L77 FloydHoareUtils]: At program point L235-1(lines 235 238) the Hoare annotation is: true [2024-11-08 22:40:18,283 INFO L75 FloydHoareUtils]: For program point L169(line 169) no Hoare annotation was computed. [2024-11-08 22:40:18,283 INFO L75 FloydHoareUtils]: For program point L161(lines 161 183) no Hoare annotation was computed. [2024-11-08 22:40:18,284 INFO L75 FloydHoareUtils]: For program point L178(line 178) no Hoare annotation was computed. [2024-11-08 22:40:18,284 INFO L75 FloydHoareUtils]: For program point L145(lines 145 155) no Hoare annotation was computed. [2024-11-08 22:40:18,284 INFO L75 FloydHoareUtils]: For program point L145-2(lines 123 218) no Hoare annotation was computed. [2024-11-08 22:40:18,284 INFO L77 FloydHoareUtils]: At program point L236(line 236) the Hoare annotation is: true [2024-11-08 22:40:18,285 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:40:18,285 INFO L75 FloydHoareUtils]: For program point L195(line 195) no Hoare annotation was computed. [2024-11-08 22:40:18,285 INFO L75 FloydHoareUtils]: For program point L195-1(line 195) no Hoare annotation was computed. [2024-11-08 22:40:18,285 INFO L75 FloydHoareUtils]: For program point L195-2(line 195) no Hoare annotation was computed. [2024-11-08 22:40:18,285 INFO L77 FloydHoareUtils]: At program point L229(line 229) the Hoare annotation is: true [2024-11-08 22:40:18,286 INFO L77 FloydHoareUtils]: At program point L229-1(line 229) the Hoare annotation is: (let ((.cse0 (fp.eq |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~x~0#1|))) (or (and (not .cse0) (= (_ bv1 32) |ULTIMATE.start_main_#t~ret38#1|)) (and (= (_ bv0 32) |ULTIMATE.start_main_#t~ret38#1|) .cse0))) [2024-11-08 22:40:18,286 INFO L77 FloydHoareUtils]: At program point L229-2(line 229) the Hoare annotation is: (let ((.cse0 (fp.eq |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~x~0#1|))) (or (and |ULTIMATE.start_main_#t~short40#1| (not .cse0)) (and (not |ULTIMATE.start_main_#t~short40#1|) .cse0))) [2024-11-08 22:40:18,286 INFO L75 FloydHoareUtils]: For program point L163(line 163) no Hoare annotation was computed. [2024-11-08 22:40:18,286 INFO L77 FloydHoareUtils]: At program point L229-4(line 229) the Hoare annotation is: true [2024-11-08 22:40:18,287 INFO L77 FloydHoareUtils]: At program point L229-5(line 229) the Hoare annotation is: (let ((.cse0 (fp.eq |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (or (and (= (_ bv1 32) |ULTIMATE.start_main_#t~ret39#1|) (not .cse0)) (and (= (_ bv0 32) |ULTIMATE.start_main_#t~ret39#1|) .cse0))) [2024-11-08 22:40:18,287 INFO L77 FloydHoareUtils]: At program point L229-6(lines 229 239) the Hoare annotation is: (not (and (fp.eq |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_main_~x~0#1|) (not (let ((.cse0 (fp.eq |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (or (and (not |ULTIMATE.start_main_#t~short40#1|) .cse0) (and |ULTIMATE.start_main_#t~short40#1| (not .cse0))))))) [2024-11-08 22:40:18,287 INFO L77 FloydHoareUtils]: At program point L229-8(lines 229 239) the Hoare annotation is: true [2024-11-08 22:40:18,287 INFO L75 FloydHoareUtils]: For program point L180(line 180) no Hoare annotation was computed. [2024-11-08 22:40:18,288 INFO L77 FloydHoareUtils]: At program point L139(lines 139 140) the Hoare annotation is: (let ((.cse1 (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) (or (and (not (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|)) (exists ((|ULTIMATE.start___ieee754_atan2f_~hy~0#1| (_ BitVec 32))) (and (= |ULTIMATE.start___ieee754_atan2f_~iy~0#1| (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|)) (not (let ((.cse0 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|)))) (fp.eq .cse0 .cse0))))) .cse1) (and (not .cse1) (exists ((|ULTIMATE.start___ieee754_atan2f_~hx~1#1| (_ BitVec 32))) (and (not (let ((.cse2 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|)))) (fp.eq .cse2 .cse2))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) |ULTIMATE.start___ieee754_atan2f_~ix~2#1|)))))) [2024-11-08 22:40:18,288 INFO L75 FloydHoareUtils]: For program point L197(line 197) no Hoare annotation was computed. [2024-11-08 22:40:18,288 INFO L77 FloydHoareUtils]: At program point L123(lines 123 218) the Hoare annotation is: (exists ((|v_ULTIMATE.start___ieee754_atan2f_~x#1_8| (_ FloatingPoint 8 24)) (|v_ULTIMATE.start___ieee754_atan2f_~y#1_11| (_ FloatingPoint 8 24)) (currentRoundingMode RoundingMode)) (and (not (fp.eq |v_ULTIMATE.start___ieee754_atan2f_~x#1_8| |v_ULTIMATE.start___ieee754_atan2f_~x#1_8|)) (= (fp.add currentRoundingMode |v_ULTIMATE.start___ieee754_atan2f_~x#1_8| |v_ULTIMATE.start___ieee754_atan2f_~y#1_11|) |ULTIMATE.start___ieee754_atan2f_#res#1|))) [2024-11-08 22:40:18,289 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 236) the Hoare annotation is: true [2024-11-08 22:40:18,289 INFO L75 FloydHoareUtils]: For program point L148(line 148) no Hoare annotation was computed. [2024-11-08 22:40:18,289 INFO L75 FloydHoareUtils]: For program point L206(lines 206 210) no Hoare annotation was computed. [2024-11-08 22:40:18,289 INFO L75 FloydHoareUtils]: For program point L206-1(lines 206 210) no Hoare annotation was computed. [2024-11-08 22:40:18,289 INFO L75 FloydHoareUtils]: For program point L206-2(lines 206 210) no Hoare annotation was computed. [2024-11-08 22:40:18,289 INFO L75 FloydHoareUtils]: For program point L165(line 165) no Hoare annotation was computed. [2024-11-08 22:40:18,290 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:40:18,290 INFO L75 FloydHoareUtils]: For program point L190(lines 190 195) no Hoare annotation was computed. [2024-11-08 22:40:18,290 INFO L75 FloydHoareUtils]: For program point L174(line 174) no Hoare annotation was computed. [2024-11-08 22:40:18,290 INFO L75 FloydHoareUtils]: For program point L141(lines 141 142) no Hoare annotation was computed. [2024-11-08 22:40:18,290 INFO L75 FloydHoareUtils]: For program point L199(line 199) no Hoare annotation was computed. [2024-11-08 22:40:18,291 INFO L77 FloydHoareUtils]: At program point L133-1(lines 133 137) the Hoare annotation is: (let ((.cse1 (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) (or (and (not (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|)) (not (let ((.cse0 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|)))) (fp.eq .cse0 .cse0))) .cse1) (and (not .cse1) (exists ((|ULTIMATE.start___ieee754_atan2f_~hx~1#1| (_ BitVec 32))) (and (not (let ((.cse2 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|)))) (fp.eq .cse2 .cse2))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) |ULTIMATE.start___ieee754_atan2f_~ix~2#1|)))))) [2024-11-08 22:40:18,291 INFO L77 FloydHoareUtils]: At program point L133-2(lines 133 137) the Hoare annotation is: (let ((.cse0 (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) (or (and (not (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|)) .cse0) (and (not .cse0) (exists ((|ULTIMATE.start___ieee754_atan2f_~hx~1#1| (_ BitVec 32))) (and (not (let ((.cse1 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|)))) (fp.eq .cse1 .cse1))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) |ULTIMATE.start___ieee754_atan2f_~ix~2#1|)))))) [2024-11-08 22:40:18,291 INFO L77 FloydHoareUtils]: At program point L133-3(lines 133 137) the Hoare annotation is: (let ((.cse1 (fp.eq |ULTIMATE.start___ieee754_atan2f_~x#1| |ULTIMATE.start___ieee754_atan2f_~x#1|))) (or (and (not (fp.eq |ULTIMATE.start___ieee754_atan2f_~y#1| |ULTIMATE.start___ieee754_atan2f_~y#1|)) (not (let ((.cse0 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hy~0#1|)))) (fp.eq .cse0 .cse0))) .cse1) (and (not .cse1) (exists ((|ULTIMATE.start___ieee754_atan2f_~hx~1#1| (_ BitVec 32))) (and (not (let ((.cse2 (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|)))) (fp.eq .cse2 .cse2))) (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_atan2f_~hx~1#1|) |ULTIMATE.start___ieee754_atan2f_~ix~2#1|)))))) [2024-11-08 22:40:18,292 INFO L75 FloydHoareUtils]: For program point L150(line 150) no Hoare annotation was computed. [2024-11-08 22:40:18,292 INFO L75 FloydHoareUtils]: For program point L142(line 142) no Hoare annotation was computed. [2024-11-08 22:40:18,292 INFO L75 FloydHoareUtils]: For program point L142-1(line 142) no Hoare annotation was computed. [2024-11-08 22:40:18,292 INFO L75 FloydHoareUtils]: For program point L167(line 167) no Hoare annotation was computed. [2024-11-08 22:40:18,292 INFO L75 FloydHoareUtils]: For program point atan_floatFINAL(lines 56 118) no Hoare annotation was computed. [2024-11-08 22:40:18,293 INFO L75 FloydHoareUtils]: For program point L60-1(lines 60 64) no Hoare annotation was computed. [2024-11-08 22:40:18,293 INFO L75 FloydHoareUtils]: For program point L60-2(lines 60 64) no Hoare annotation was computed. [2024-11-08 22:40:18,293 INFO L75 FloydHoareUtils]: For program point L60-3(lines 60 64) no Hoare annotation was computed. [2024-11-08 22:40:18,293 INFO L75 FloydHoareUtils]: For program point L81(line 81) no Hoare annotation was computed. [2024-11-08 22:40:18,293 INFO L75 FloydHoareUtils]: For program point L81-1(line 81) no Hoare annotation was computed. [2024-11-08 22:40:18,293 INFO L75 FloydHoareUtils]: For program point L74(lines 74 99) no Hoare annotation was computed. [2024-11-08 22:40:18,294 INFO L75 FloydHoareUtils]: For program point L66(lines 66 73) no Hoare annotation was computed. [2024-11-08 22:40:18,294 INFO L75 FloydHoareUtils]: For program point L91-2(lines 74 99) no Hoare annotation was computed. [2024-11-08 22:40:18,294 INFO L75 FloydHoareUtils]: For program point L75(lines 75 78) no Hoare annotation was computed. [2024-11-08 22:40:18,294 INFO L75 FloydHoareUtils]: For program point $Ultimate##0(lines 56 118) no Hoare annotation was computed. [2024-11-08 22:40:18,294 INFO L75 FloydHoareUtils]: For program point L75-2(lines 75 78) no Hoare annotation was computed. [2024-11-08 22:40:18,295 INFO L75 FloydHoareUtils]: For program point atan_floatEXIT(lines 56 118) no Hoare annotation was computed. [2024-11-08 22:40:18,295 INFO L75 FloydHoareUtils]: For program point L76(lines 76 77) no Hoare annotation was computed. [2024-11-08 22:40:18,304 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-08 22:40:18,314 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~fp.eq~32 [2024-11-08 22:40:18,315 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~fp.eq~32 [2024-11-08 22:40:18,319 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanhi_atan by function fabs_float [2024-11-08 22:40:18,319 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanlo_atan by function fabs_float [2024-11-08 22:40:18,319 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable aT_atan by function fabs_float [2024-11-08 22:40:18,321 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanhi_atan by function atan_float [2024-11-08 22:40:18,321 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanlo_atan by function atan_float [2024-11-08 22:40:18,321 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable aT_atan by function atan_float [2024-11-08 22:40:18,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:40:18 ImpRootNode [2024-11-08 22:40:18,322 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:40:18,323 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:40:18,323 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:40:18,323 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:40:18,324 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:39:09" (3/4) ... [2024-11-08 22:40:18,326 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:40:18,330 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isnan_float [2024-11-08 22:40:18,330 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure fabs_float [2024-11-08 22:40:18,331 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atan_float [2024-11-08 22:40:18,338 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 39 nodes and edges [2024-11-08 22:40:18,339 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2024-11-08 22:40:18,339 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-08 22:40:18,340 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:40:18,484 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:40:18,484 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:40:18,484 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:40:18,485 INFO L158 Benchmark]: Toolchain (without parser) took 104358.27ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 34.4MB in the end (delta: 34.3MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2024-11-08 22:40:18,485 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory was 48.3MB in the beginning and 48.2MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:40:18,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 504.18ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 51.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-08 22:40:18,486 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.91ms. Allocated memory is still 92.3MB. Free memory was 51.1MB in the beginning and 70.2MB in the end (delta: -19.1MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2024-11-08 22:40:18,487 INFO L158 Benchmark]: Boogie Preprocessor took 58.90ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 67.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:40:18,488 INFO L158 Benchmark]: RCFGBuilder took 34955.39ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 54.8MB in the end (delta: 12.5MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2024-11-08 22:40:18,488 INFO L158 Benchmark]: CodeCheck took 68569.62ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 42.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-08 22:40:18,488 INFO L158 Benchmark]: Witness Printer took 161.16ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 34.4MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-08 22:40:18,491 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 4 procedures, 77 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 61.0s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 476 SdHoareTripleChecker+Valid, 58.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 101 mSDsluCounter, 418 SdHoareTripleChecker+Invalid, 55.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 134 mSDsCounter, 91 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 444 IncrementalHoareTripleChecker+Invalid, 535 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 91 mSolverCounterUnsat, 284 mSDtfsCounter, 444 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1083 GetRequests, 1028 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 382 ImplicationChecksByTransitivity, 28.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 10.1s InterpolantComputationTime, 112 NumberOfCodeBlocks, 112 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 107 ConstructedInterpolants, 11 QuantifiedInterpolants, 630 SizeOfPredicates, 14 NumberOfNonLiveVariables, 577 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 18/18 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: 236]: 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 - ProcedureContractResult [Line: 15]: Procedure Contract for isnan_float Derived contract for procedure isnan_float. Ensures: (((0 == \result) || (1 == \result)) && (((((((((((atanhi_atan == \old(atanhi_atan)) && (atanlo_atan == \old(atanlo_atan))) && (aT_atan == \old(aT_atan))) && (one_atan == \old(one_atan))) && (huge_atan == \old(huge_atan))) && (pi_o_4 == \old(pi_o_4))) && (pi_o_2 == \old(pi_o_2))) && (pi == \old(pi))) && (tiny_atan2 == \old(tiny_atan2))) && (zero_atan2 == \old(zero_atan2))) && (pi_lo_atan2 == \old(pi_lo_atan2)))) - ProcedureContractResult [Line: 17]: Procedure Contract for fabs_float Derived contract for procedure fabs_float. Ensures: ((((((((one_atan == \old(one_atan)) && (huge_atan == \old(huge_atan))) && (pi_o_4 == \old(pi_o_4))) && (pi_o_2 == \old(pi_o_2))) && (pi == \old(pi))) && (tiny_atan2 == \old(tiny_atan2))) && (zero_atan2 == \old(zero_atan2))) && (pi_lo_atan2 == \old(pi_lo_atan2))) - ProcedureContractResult [Line: 56]: Procedure Contract for atan_float Derived contract for procedure atan_float. Ensures: ((((((((one_atan == \old(one_atan)) && (huge_atan == \old(huge_atan))) && (pi_o_4 == \old(pi_o_4))) && (pi_o_2 == \old(pi_o_2))) && (pi == \old(pi))) && (tiny_atan2 == \old(tiny_atan2))) && (zero_atan2 == \old(zero_atan2))) && (pi_lo_atan2 == \old(pi_lo_atan2))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 71.3MB. Free memory was 48.3MB in the beginning and 48.2MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 504.18ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 51.1MB in the end (delta: 17.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.91ms. Allocated memory is still 92.3MB. Free memory was 51.1MB in the beginning and 70.2MB in the end (delta: -19.1MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.90ms. Allocated memory is still 92.3MB. Free memory was 70.2MB in the beginning and 67.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 34955.39ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 54.8MB in the end (delta: 12.5MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. * CodeCheck took 68569.62ms. Allocated memory is still 92.3MB. Free memory was 54.8MB in the beginning and 42.2MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Witness Printer took 161.16ms. Allocated memory is still 92.3MB. Free memory was 42.2MB in the beginning and 34.4MB in the end (delta: 7.8MB). 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: Missing case for function ~fp.eq~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~fp.eq~32 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanhi_atan by function fabs_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanlo_atan by function fabs_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable aT_atan by function fabs_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanhi_atan by function atan_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable atanlo_atan by function atan_float - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot encode non-modifiability of on-heap variable aT_atan by function atan_float RESULT: Ultimate proved your program to be correct! [2024-11-08 22:40:18,709 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-08 22:40:18,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f8b5d21-b72d-424e-b6a1-a754b87b1e0b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE