./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/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_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/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_28ba6869-0415-4712-835d-82ce5fe3a7f0/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 08b98e45599512b8d6c489b1dd455db4184e1609dc88e012fc4f2e92ac326cf0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:59:41,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:59:41,945 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:59:41,953 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:59:41,953 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:59:41,995 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:59:41,997 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:59:41,997 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:59:41,998 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:59:41,999 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:59:42,001 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:59:42,001 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:59:42,001 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:59:42,002 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:59:42,002 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:59:42,002 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:59:42,003 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:59:42,003 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:59:42,003 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:59:42,004 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:59:42,004 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:59:42,008 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:59:42,008 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:59:42,008 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:59:42,009 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:59:42,009 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:59:42,009 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:59:42,010 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:59:42,010 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:59:42,010 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:59:42,010 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:59:42,011 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:59:42,011 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:59:42,012 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_28ba6869-0415-4712-835d-82ce5fe3a7f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08b98e45599512b8d6c489b1dd455db4184e1609dc88e012fc4f2e92ac326cf0 [2024-11-09 00:59:42,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:59:42,333 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:59:42,336 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:59:42,338 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:59:42,338 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:59:42,340 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c Unable to find full path for "g++" [2024-11-09 00:59:44,441 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:59:44,706 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:59:44,707 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2024-11-09 00:59:44,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/data/c3df1c21a/e3c3d0b6d95a4f3ea4835fd0f75623b2/FLAGe3f0f9dc8 [2024-11-09 00:59:45,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/data/c3df1c21a/e3c3d0b6d95a4f3ea4835fd0f75623b2 [2024-11-09 00:59:45,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:59:45,041 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:59:45,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:59:45,042 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:59:45,048 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:59:45,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,050 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43418d28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45, skipping insertion in model container [2024-11-09 00:59:45,050 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,076 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:59:45,299 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_28ba6869-0415-4712-835d-82ce5fe3a7f0/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c[2102,2115] [2024-11-09 00:59:45,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:59:45,314 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:59:45,344 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_28ba6869-0415-4712-835d-82ce5fe3a7f0/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c[2102,2115] [2024-11-09 00:59:45,344 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:59:45,363 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:59:45,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45 WrapperNode [2024-11-09 00:59:45,363 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:59:45,365 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:59:45,365 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:59:45,365 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:59:45,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,381 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,402 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 141 [2024-11-09 00:59:45,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:59:45,407 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:59:45,407 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:59:45,407 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:59:45,420 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,423 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,423 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,431 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,435 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,437 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,442 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,444 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:59:45,445 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:59:45,445 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:59:45,445 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:59:45,446 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:45" (1/1) ... [2024-11-09 00:59:45,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:59:45,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:59:45,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:59:45,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:59:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:59:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:59:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:59:45,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:59:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:59:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:59:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:59:45,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:59:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:59:45,518 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:59:45,601 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:59:45,603 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:59:45,916 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 00:59:45,916 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:59:46,081 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:59:46,086 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-09 00:59:46,086 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:46 BoogieIcfgContainer [2024-11-09 00:59:46,086 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:59:46,087 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:59:46,087 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:59:46,098 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:59:46,099 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:46" (1/1) ... [2024-11-09 00:59:46,109 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:59:46,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:46,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2024-11-09 00:59:46,179 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2024-11-09 00:59:46,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:59:46,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:46,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:59:46,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:46,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:59:46,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:46,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-09 00:59:46,340 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-09 00:59:46,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:59:46,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:46,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:59:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:46,404 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:59:46,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:46,562 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:59:46,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:59:46,604 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-09 00:59:46,629 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:59:46 ImpRootNode [2024-11-09 00:59:46,630 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:59:46,630 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:59:46,631 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:59:46,631 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:59:46,632 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:46" (3/4) ... [2024-11-09 00:59:46,634 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:59:46,636 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:59:46,637 INFO L158 Benchmark]: Toolchain (without parser) took 1596.05ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 96.7MB in the beginning and 128.1MB in the end (delta: -31.4MB). Peak memory consumption was 28.4MB. Max. memory is 16.1GB. [2024-11-09 00:59:46,637 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:59:46,638 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.79ms. Allocated memory is still 134.2MB. Free memory was 96.6MB in the beginning and 82.8MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:59:46,638 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.94ms. Allocated memory is still 134.2MB. Free memory was 82.8MB in the beginning and 80.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:59:46,639 INFO L158 Benchmark]: Boogie Preprocessor took 37.25ms. Allocated memory is still 134.2MB. Free memory was 80.8MB in the beginning and 79.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:59:46,640 INFO L158 Benchmark]: RCFGBuilder took 641.39ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 79.0MB in the beginning and 151.2MB in the end (delta: -72.2MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2024-11-09 00:59:46,640 INFO L158 Benchmark]: CodeCheck took 542.64ms. Allocated memory is still 190.8MB. Free memory was 151.2MB in the beginning and 128.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 00:59:46,641 INFO L158 Benchmark]: Witness Printer took 5.50ms. Allocated memory is still 190.8MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:59:46,644 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 29 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 14 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 14 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 20 NumberOfCodeBlocks, 20 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 8 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 109]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryArithmeticFLOAToperation at line 29. Possible FailurePath: [L14] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L103] float x = 1.0f / 0.0f; [L105] CALL, EXPR __ieee754_sqrtf(x) [L17] float z; [L18] __uint32_t r, hx; [L19] __int32_t ix, s, q, m, t, i; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] [L22] ieee_float_shape_type gf_u; [L23] gf_u.value = (x) [L24] EXPR gf_u.word [L24] (ix) = gf_u.word [L26] hx = ix & 0x7fffffff VAL [hx=2147483647, ix=2147483647, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=4] [L28] COND TRUE !((hx) < 0x7f800000L) [L29] return x * x + x; VAL [ix=2147483647, one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=4] [L105] RET, EXPR __ieee754_sqrtf(x) [L105] float res = __ieee754_sqrtf(x); [L108] CALL, EXPR isinf_float(res) [L85] __int32_t ix; VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000, x=2] [L87] ieee_float_shape_type gf_u; [L88] gf_u.value = (x) [L89] EXPR gf_u.word [L89] (ix) = gf_u.word [L91] ix &= 0x7fffffff [L92] return ((ix) == 0x7f800000L); [L108] RET, EXPR isinf_float(res) [L108] COND TRUE !isinf_float(res) [L109] reach_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 134.2MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.79ms. Allocated memory is still 134.2MB. Free memory was 96.6MB in the beginning and 82.8MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.94ms. Allocated memory is still 134.2MB. Free memory was 82.8MB in the beginning and 80.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.25ms. Allocated memory is still 134.2MB. Free memory was 80.8MB in the beginning and 79.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 641.39ms. Allocated memory was 134.2MB in the beginning and 190.8MB in the end (delta: 56.6MB). Free memory was 79.0MB in the beginning and 151.2MB in the end (delta: -72.2MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * CodeCheck took 542.64ms. Allocated memory is still 190.8MB. Free memory was 151.2MB in the beginning and 128.1MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 5.50ms. Allocated memory is still 190.8MB. Free memory is still 128.1MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:59:46,680 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/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_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/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_28ba6869-0415-4712-835d-82ce5fe3a7f0/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 08b98e45599512b8d6c489b1dd455db4184e1609dc88e012fc4f2e92ac326cf0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:59:49,134 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:59:49,238 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:59:49,284 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:59:49,285 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:59:49,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:59:49,287 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:59:49,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:59:49,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:59:49,289 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:59:49,290 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:59:49,290 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:59:49,291 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:59:49,293 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:59:49,294 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:59:49,294 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:59:49,294 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:59:49,295 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:59:49,295 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:59:49,295 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:59:49,296 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:59:49,301 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:59:49,301 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:59:49,302 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:59:49,302 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:59:49,302 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:59:49,303 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:49,303 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:59:49,304 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:59:49,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:59:49,304 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:59:49,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:59:49,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:59:49,307 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:59:49,307 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:49,307 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:59:49,307 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_28ba6869-0415-4712-835d-82ce5fe3a7f0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08b98e45599512b8d6c489b1dd455db4184e1609dc88e012fc4f2e92ac326cf0 [2024-11-09 00:59:49,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:59:49,685 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:59:49,691 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:59:49,692 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:59:49,693 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:59:49,695 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_0730a.c Unable to find full path for "g++" [2024-11-09 00:59:51,705 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:59:51,980 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:59:51,980 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c [2024-11-09 00:59:51,989 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/data/8d7a44c98/481cbd72741a4af69c1a2c7e7e08bcc8/FLAG923012235 [2024-11-09 00:59:52,006 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/data/8d7a44c98/481cbd72741a4af69c1a2c7e7e08bcc8 [2024-11-09 00:59:52,013 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:59:52,014 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:59:52,015 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:59:52,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:59:52,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:59:52,023 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,024 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf9ee54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52, skipping insertion in model container [2024-11-09 00:59:52,025 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,053 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:59:52,378 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_28ba6869-0415-4712-835d-82ce5fe3a7f0/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c[2102,2115] [2024-11-09 00:59:52,391 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:59:52,422 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:59:52,467 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_28ba6869-0415-4712-835d-82ce5fe3a7f0/sv-benchmarks/c/float-newlib/float_req_bl_0730a.c[2102,2115] [2024-11-09 00:59:52,472 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:59:52,498 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:59:52,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52 WrapperNode [2024-11-09 00:59:52,499 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:59:52,500 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:59:52,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:59:52,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:59:52,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,564 INFO L138 Inliner]: procedures = 20, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 124 [2024-11-09 00:59:52,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:59:52,569 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:59:52,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:59:52,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:59:52,583 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,584 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,590 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,594 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,606 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,614 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,619 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,621 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,624 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:59:52,625 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:59:52,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:59:52,626 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:59:52,627 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:59:52" (1/1) ... [2024-11-09 00:59:52,636 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:59:52,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:59:52,665 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:59:52,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:59:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:59:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:59:52,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:59:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 00:59:52,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:59:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:59:52,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:59:52,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 00:59:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:59:52,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:59:52,840 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:59:52,842 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:59:54,008 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-09 00:59:54,008 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:59:54,093 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:59:54,094 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:59:54,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:54 BoogieIcfgContainer [2024-11-09 00:59:54,094 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:59:54,095 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:59:54,095 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:59:54,106 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:59:54,106 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:54" (1/1) ... [2024-11-09 00:59:54,116 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:59:54,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:54,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 27 states and 41 transitions. [2024-11-09 00:59:54,171 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 41 transitions. [2024-11-09 00:59:54,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:59:54,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:54,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:54,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:54,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:54,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:59:54,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:54,389 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:54,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:54,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 27 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:59:54,437 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:54,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:59:54,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:59:54,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:54,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 27 states and 36 transitions. [2024-11-09 00:59:54,504 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 36 transitions. [2024-11-09 00:59:54,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:59:54,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:54,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:54,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:54,510 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:54,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:59:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:54,849 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:54,975 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:59:54,978 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:55,218 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:59:55,221 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2024-11-09 00:59:55,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:59:55,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:59:58,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:59:58,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2024-11-09 00:59:58,794 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2024-11-09 00:59:58,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:59:58,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:59:58,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:59:58,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:59:58,798 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:59:58,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:59:59,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:59,027 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:59:59,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:59:59,061 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:59:59,063 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:59:59,105 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-09 00:59:59,106 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 18 [2024-11-09 00:59:59,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:59:59,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 01:00:01,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:00:01,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 12 states and 11 transitions. [2024-11-09 01:00:01,691 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 11 transitions. [2024-11-09 01:00:01,691 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 01:00:01,691 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-09 01:00:01,702 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 01:00:01,867 INFO L75 FloydHoareUtils]: For program point L52-1(lines 52 61) no Hoare annotation was computed. [2024-11-09 01:00:01,867 INFO L75 FloydHoareUtils]: For program point L52-3(lines 52 61) no Hoare annotation was computed. [2024-11-09 01:00:01,867 INFO L75 FloydHoareUtils]: For program point L52-4(lines 16 81) no Hoare annotation was computed. [2024-11-09 01:00:01,868 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 95 114) the Hoare annotation is: true [2024-11-09 01:00:01,868 INFO L77 FloydHoareUtils]: At program point L28(lines 28 29) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_sqrtf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (exists ((|ULTIMATE.start___ieee754_sqrtf_~ix~0#1| (_ BitVec 32))) (and (= (bvand (_ bv2147483647 32) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) |ULTIMATE.start___ieee754_sqrtf_~hx~0#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|))))))) [2024-11-09 01:00:01,868 INFO L77 FloydHoareUtils]: At program point L86-1(lines 86 90) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~1#1|)) (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (fp.add currentRoundingMode (fp.mul currentRoundingMode .cse0 .cse0) .cse0)))) [2024-11-09 01:00:01,868 INFO L77 FloydHoareUtils]: At program point L86-2(lines 86 90) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (fp.add currentRoundingMode (fp.mul currentRoundingMode .cse0 .cse0) .cse0)) |ULTIMATE.start_isinf_float_~x#1|)) [2024-11-09 01:00:01,869 INFO L77 FloydHoareUtils]: At program point L86-3(lines 86 90) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 30 23) |ULTIMATE.start_isinf_float_~ix~1#1|) ((_ extract 22 0) |ULTIMATE.start_isinf_float_~ix~1#1|)) (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (fp.add currentRoundingMode (fp.mul currentRoundingMode .cse0 .cse0) .cse0)))) [2024-11-09 01:00:01,869 INFO L75 FloydHoareUtils]: For program point L37(lines 37 41) no Hoare annotation was computed. [2024-11-09 01:00:01,869 INFO L77 FloydHoareUtils]: At program point __ieee754_sqrtf_returnLabel#1(lines 16 81) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_sqrtf_#res#1| (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)))) (fp.add currentRoundingMode (fp.mul currentRoundingMode .cse0 .cse0) .cse0)))) [2024-11-09 01:00:01,869 INFO L75 FloydHoareUtils]: For program point L37-2(lines 37 41) no Hoare annotation was computed. [2024-11-09 01:00:01,870 INFO L77 FloydHoareUtils]: At program point L21-1(lines 21 25) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_sqrtf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|))))) [2024-11-09 01:00:01,870 INFO L77 FloydHoareUtils]: At program point L21-2(lines 21 25) the Hoare annotation is: (= |ULTIMATE.start___ieee754_sqrtf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) [2024-11-09 01:00:01,870 INFO L77 FloydHoareUtils]: At program point L21-3(lines 21 25) the Hoare annotation is: (and (= |ULTIMATE.start___ieee754_sqrtf_~x#1| (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24))) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode ((_ to_fp 8 24) currentRoundingMode 1.0) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_sqrtf_~ix~0#1|))))) [2024-11-09 01:00:01,870 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 01:00:01,871 INFO L75 FloydHoareUtils]: For program point L38-1(lines 38 39) no Hoare annotation was computed. [2024-11-09 01:00:01,871 INFO L75 FloydHoareUtils]: For program point L38-3(lines 38 39) no Hoare annotation was computed. [2024-11-09 01:00:01,871 INFO L75 FloydHoareUtils]: For program point L38-4(lines 38 39) no Hoare annotation was computed. [2024-11-09 01:00:01,871 INFO L75 FloydHoareUtils]: For program point L31(lines 31 32) no Hoare annotation was computed. [2024-11-09 01:00:01,872 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 109) no Hoare annotation was computed. [2024-11-09 01:00:01,872 INFO L75 FloydHoareUtils]: For program point L33(lines 33 34) no Hoare annotation was computed. [2024-11-09 01:00:01,872 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 01:00:01,872 INFO L77 FloydHoareUtils]: At program point L108(lines 108 111) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret9#1|) [2024-11-09 01:00:01,872 INFO L75 FloydHoareUtils]: For program point L75-1(lines 75 79) no Hoare annotation was computed. [2024-11-09 01:00:01,873 INFO L75 FloydHoareUtils]: For program point L75-2(lines 75 79) no Hoare annotation was computed. [2024-11-09 01:00:01,873 INFO L75 FloydHoareUtils]: For program point L75-3(lines 75 79) no Hoare annotation was computed. [2024-11-09 01:00:01,873 INFO L75 FloydHoareUtils]: For program point L109(line 109) no Hoare annotation was computed. [2024-11-09 01:00:01,882 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 01:00:01,885 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 01:00:01 ImpRootNode [2024-11-09 01:00:01,885 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 01:00:01,886 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 01:00:01,886 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 01:00:01,886 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 01:00:01,887 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:59:54" (3/4) ... [2024-11-09 01:00:01,889 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 01:00:01,897 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-09 01:00:01,897 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-09 01:00:01,897 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 01:00:01,898 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 01:00:02,006 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 01:00:02,006 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 01:00:02,007 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 01:00:02,007 INFO L158 Benchmark]: Toolchain (without parser) took 9993.39ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 37.4MB in the beginning and 34.6MB in the end (delta: 2.8MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2024-11-09 01:00:02,008 INFO L158 Benchmark]: CDTParser took 0.70ms. Allocated memory is still 60.8MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:00:02,008 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.08ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 37.1MB in the beginning and 57.4MB in the end (delta: -20.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2024-11-09 01:00:02,009 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.81ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 55.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:00:02,009 INFO L158 Benchmark]: Boogie Preprocessor took 55.41ms. Allocated memory is still 81.8MB. Free memory was 55.7MB in the beginning and 53.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:00:02,010 INFO L158 Benchmark]: RCFGBuilder took 1469.01ms. Allocated memory is still 81.8MB. Free memory was 53.6MB in the beginning and 51.4MB in the end (delta: 2.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2024-11-09 01:00:02,010 INFO L158 Benchmark]: CodeCheck took 7789.85ms. Allocated memory is still 81.8MB. Free memory was 51.4MB in the beginning and 39.9MB in the end (delta: 11.5MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-11-09 01:00:02,011 INFO L158 Benchmark]: Witness Printer took 121.09ms. Allocated memory is still 81.8MB. Free memory was 39.9MB in the beginning and 34.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 01:00:02,013 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 27 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 106 SdHoareTripleChecker+Valid, 5.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19 mSDsluCounter, 74 SdHoareTripleChecker+Invalid, 5.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 83 IncrementalHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 58 mSDtfsCounter, 83 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 249 GetRequests, 226 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 3.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 32 NumberOfCodeBlocks, 32 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 29 ConstructedInterpolants, 8 QuantifiedInterpolants, 244 SizeOfPredicates, 8 NumberOfNonLiveVariables, 130 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 109]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.70ms. Allocated memory is still 60.8MB. Free memory was 36.6MB in the beginning and 36.5MB in the end (delta: 81.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.08ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 37.1MB in the beginning and 57.4MB in the end (delta: -20.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.81ms. Allocated memory is still 81.8MB. Free memory was 57.4MB in the beginning and 55.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.41ms. Allocated memory is still 81.8MB. Free memory was 55.7MB in the beginning and 53.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1469.01ms. Allocated memory is still 81.8MB. Free memory was 53.6MB in the beginning and 51.4MB in the end (delta: 2.2MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * CodeCheck took 7789.85ms. Allocated memory is still 81.8MB. Free memory was 51.4MB in the beginning and 39.9MB in the end (delta: 11.5MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Witness Printer took 121.09ms. Allocated memory is still 81.8MB. Free memory was 39.9MB in the beginning and 34.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. 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 RESULT: Ultimate proved your program to be correct! [2024-11-09 01:00:02,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_28ba6869-0415-4712-835d-82ce5fe3a7f0/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE