./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1071.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_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/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_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1071.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/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_f70749c4-97c6-4b56-863d-af6513f087f1/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 55d78fe353fd0931b2d447fd45670a80ea73f6385110d8a7ff7bce3171c541bd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:36:31,014 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:36:31,145 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:36:31,155 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:36:31,155 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:36:31,197 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:36:31,199 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:36:31,200 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:36:31,201 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:36:31,202 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:36:31,205 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:36:31,205 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:36:31,206 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:36:31,206 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:36:31,207 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:36:31,207 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:36:31,208 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:36:31,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:36:31,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:36:31,210 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:36:31,210 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:36:31,215 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:36:31,215 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:36:31,216 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:36:31,216 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:36:31,216 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:36:31,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:36:31,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:31,218 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:36:31,218 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:36:31,219 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:36:31,220 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:36:31,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:36:31,221 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_f70749c4-97c6-4b56-863d-af6513f087f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55d78fe353fd0931b2d447fd45670a80ea73f6385110d8a7ff7bce3171c541bd [2024-11-09 00:36:31,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:36:31,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:36:31,678 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:36:31,679 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:36:31,680 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:36:31,682 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1071.c Unable to find full path for "g++" [2024-11-09 00:36:34,178 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:34,409 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:34,410 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/sv-benchmarks/c/float-newlib/float_req_bl_1071.c [2024-11-09 00:36:34,421 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/data/a5390a01f/5e48ffed067e47f2a88550e83d637b78/FLAGccd2f7464 [2024-11-09 00:36:34,449 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/data/a5390a01f/5e48ffed067e47f2a88550e83d637b78 [2024-11-09 00:36:34,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:34,458 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:34,461 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:34,462 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:34,469 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:34,470 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:34,472 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38c5c613 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34, skipping insertion in model container [2024-11-09 00:36:34,473 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:34,501 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:36:34,887 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_f70749c4-97c6-4b56-863d-af6513f087f1/sv-benchmarks/c/float-newlib/float_req_bl_1071.c[1429,1442] [2024-11-09 00:36:34,892 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:34,910 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:36:34,953 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_f70749c4-97c6-4b56-863d-af6513f087f1/sv-benchmarks/c/float-newlib/float_req_bl_1071.c[1429,1442] [2024-11-09 00:36:34,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:34,984 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:36:34,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34 WrapperNode [2024-11-09 00:36:34,985 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:34,986 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:34,986 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:36:34,987 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:36:34,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:35,012 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:35,057 INFO L138 Inliner]: procedures = 16, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2024-11-09 00:36:35,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:35,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:36:35,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:36:35,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:36:35,073 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:35,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:35,077 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:35,079 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:35,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:35,101 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:35,107 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:35,108 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:35,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:36:35,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:36:35,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:36:35,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:36:35,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:34" (1/1) ... [2024-11-09 00:36:35,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:35,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:36:35,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:36:35,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:36:35,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:36:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:36:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:36:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-09 00:36:35,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:36:35,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-09 00:36:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:36:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:36:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:36:35,223 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:36:35,342 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:36:35,345 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:36:35,701 INFO L? ?]: Removed 19 outVars from TransFormulas that were not future-live. [2024-11-09 00:36:35,705 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:36:35,866 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:36:35,866 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:36:35,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:35 BoogieIcfgContainer [2024-11-09 00:36:35,867 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:36:35,868 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:36:35,869 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:36:35,883 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:36:35,883 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:35" (1/1) ... [2024-11-09 00:36:35,895 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:36:35,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:35,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2024-11-09 00:36:35,967 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2024-11-09 00:36:35,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:36:35,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:35,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:36,173 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 00:36:36,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:36,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-09 00:36:36,224 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-09 00:36:36,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:36:36,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:36,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:36,698 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 00:36:36,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:36,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-09 00:36:36,748 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-09 00:36:36,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:36:36,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:36,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:36:36,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:36,811 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:36:36,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:36,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:36,937 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:36:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:36:36,992 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 3 iterations. [2024-11-09 00:36:37,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:36:37 ImpRootNode [2024-11-09 00:36:37,034 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:36:37,036 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:36:37,036 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:36:37,037 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:36:37,038 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:35" (3/4) ... [2024-11-09 00:36:37,041 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 00:36:37,042 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:36:37,045 INFO L158 Benchmark]: Toolchain (without parser) took 2586.11ms. Allocated memory is still 184.5MB. Free memory was 116.8MB in the beginning and 83.1MB in the end (delta: 33.6MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2024-11-09 00:36:37,046 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 184.5MB. Free memory is still 153.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:37,047 INFO L158 Benchmark]: CACSL2BoogieTranslator took 524.26ms. Allocated memory is still 184.5MB. Free memory was 116.6MB in the beginning and 149.0MB in the end (delta: -32.4MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2024-11-09 00:36:37,048 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.06ms. Allocated memory is still 184.5MB. Free memory was 149.0MB in the beginning and 147.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:37,049 INFO L158 Benchmark]: Boogie Preprocessor took 60.19ms. Allocated memory is still 184.5MB. Free memory was 147.8MB in the beginning and 146.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:37,050 INFO L158 Benchmark]: RCFGBuilder took 748.28ms. Allocated memory is still 184.5MB. Free memory was 146.1MB in the beginning and 121.7MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-09 00:36:37,050 INFO L158 Benchmark]: CodeCheck took 1166.19ms. Allocated memory is still 184.5MB. Free memory was 120.9MB in the beginning and 84.0MB in the end (delta: 36.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-09 00:36:37,051 INFO L158 Benchmark]: Witness Printer took 6.59ms. Allocated memory is still 184.5MB. Free memory was 84.0MB in the beginning and 83.1MB in the end (delta: 855.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:37,058 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, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 48 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 20 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 20 mSDtfsCounter, 15 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 104 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 2 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, 0.5s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 19 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 59]: 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 46, overapproximation of someBinaryArithmeticFLOAToperation at line 54, overapproximation of bitwiseAnd at line 22. Possible FailurePath: [L54] float x = 0.0f / 0.0f; [L55] CALL, EXPR trunc_float(x) [L15] __int32_t signbit, w, exponent_less_127; [L17] ieee_float_shape_type gf_u; [L18] gf_u.value = (x) [L19] EXPR gf_u.word [L19] (w) = gf_u.word [L21] signbit = w & 0x80000000 [L22] EXPR w & 0x7f800000 [L22] exponent_less_127 = ((w & 0x7f800000) >> 23) - 127 [L23] COND FALSE !(exponent_less_127 < 23) VAL [exponent_less_127=23, signbit=0, w=2139095041, x=2] [L39] COND FALSE !(exponent_less_127 == 255) VAL [signbit=0, w=2139095041, x=2] [L42] return x; VAL [\result=2, signbit=0, w=2139095041] [L55] RET, EXPR trunc_float(x) [L55] float res = trunc_float(x); [L58] CALL, EXPR isnan_float(res) [L46] return x != x; [L58] RET, EXPR isnan_float(res) [L58] COND TRUE !isnan_float(res) [L59] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 184.5MB. Free memory is still 153.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 524.26ms. Allocated memory is still 184.5MB. Free memory was 116.6MB in the beginning and 149.0MB in the end (delta: -32.4MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.06ms. Allocated memory is still 184.5MB. Free memory was 149.0MB in the beginning and 147.8MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 60.19ms. Allocated memory is still 184.5MB. Free memory was 147.8MB in the beginning and 146.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 748.28ms. Allocated memory is still 184.5MB. Free memory was 146.1MB in the beginning and 121.7MB in the end (delta: 24.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 1166.19ms. Allocated memory is still 184.5MB. Free memory was 120.9MB in the beginning and 84.0MB in the end (delta: 36.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Witness Printer took 6.59ms. Allocated memory is still 184.5MB. Free memory was 84.0MB in the beginning and 83.1MB in the end (delta: 855.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 00:36:37,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/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_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/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_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1071.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/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_f70749c4-97c6-4b56-863d-af6513f087f1/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 55d78fe353fd0931b2d447fd45670a80ea73f6385110d8a7ff7bce3171c541bd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:36:40,098 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:36:40,220 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:36:40,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:36:40,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:36:40,301 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:36:40,302 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:36:40,303 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:36:40,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:36:40,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:36:40,305 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:36:40,306 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:36:40,307 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:36:40,309 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:36:40,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:36:40,310 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:36:40,311 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:36:40,311 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:36:40,312 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:36:40,312 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:36:40,317 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:36:40,320 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:36:40,320 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:36:40,321 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:36:40,321 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:36:40,322 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:36:40,322 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:40,323 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:36:40,323 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:36:40,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:40,324 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:36:40,324 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:36:40,325 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:36:40,326 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:36:40,326 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:40,327 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:36:40,328 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_f70749c4-97c6-4b56-863d-af6513f087f1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 55d78fe353fd0931b2d447fd45670a80ea73f6385110d8a7ff7bce3171c541bd [2024-11-09 00:36:40,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:36:40,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:36:40,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:36:40,901 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:36:40,902 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:36:40,904 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/float_req_bl_1071.c Unable to find full path for "g++" [2024-11-09 00:36:43,641 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:36:43,917 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:36:43,917 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/sv-benchmarks/c/float-newlib/float_req_bl_1071.c [2024-11-09 00:36:43,926 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/data/b0aef094c/5c5f785e439d4c8fb012e9596750d53b/FLAGaef70beb6 [2024-11-09 00:36:43,944 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/data/b0aef094c/5c5f785e439d4c8fb012e9596750d53b [2024-11-09 00:36:43,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:36:43,949 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:36:43,951 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:43,951 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:36:43,958 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:36:43,959 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:43" (1/1) ... [2024-11-09 00:36:43,961 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@225c8c23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:43, skipping insertion in model container [2024-11-09 00:36:43,961 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:36:43" (1/1) ... [2024-11-09 00:36:43,988 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:36:44,260 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_f70749c4-97c6-4b56-863d-af6513f087f1/sv-benchmarks/c/float-newlib/float_req_bl_1071.c[1429,1442] [2024-11-09 00:36:44,267 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:44,287 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:36:44,331 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_f70749c4-97c6-4b56-863d-af6513f087f1/sv-benchmarks/c/float-newlib/float_req_bl_1071.c[1429,1442] [2024-11-09 00:36:44,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:36:44,373 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:36:44,374 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:44 WrapperNode [2024-11-09 00:36:44,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:36:44,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:44,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:36:44,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:36:44,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:44" (1/1) ... [2024-11-09 00:36:44,402 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:44" (1/1) ... [2024-11-09 00:36:44,436 INFO L138 Inliner]: procedures = 19, calls = 21, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2024-11-09 00:36:44,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:36:44,437 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:36:44,437 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:36:44,437 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:36:44,451 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:44" (1/1) ... [2024-11-09 00:36:44,452 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:44" (1/1) ... [2024-11-09 00:36:44,459 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:44" (1/1) ... [2024-11-09 00:36:44,459 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:44" (1/1) ... [2024-11-09 00:36:44,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:44" (1/1) ... [2024-11-09 00:36:44,490 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:44" (1/1) ... [2024-11-09 00:36:44,495 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:44" (1/1) ... [2024-11-09 00:36:44,501 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:44" (1/1) ... [2024-11-09 00:36:44,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:36:44,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:36:44,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:36:44,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:36:44,510 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:36:44" (1/1) ... [2024-11-09 00:36:44,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:36:44,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:36:44,553 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:36:44,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:36:44,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:36:44,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:36:44,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 00:36:44,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-09 00:36:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:36:44,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:36:44,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:36:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-09 00:36:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:36:44,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:36:44,756 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:36:44,759 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:36:45,078 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-09 00:36:45,079 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:36:45,147 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:36:45,148 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-09 00:36:45,148 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:45 BoogieIcfgContainer [2024-11-09 00:36:45,149 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:36:45,150 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:36:45,150 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:36:45,168 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:36:45,168 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:45" (1/1) ... [2024-11-09 00:36:45,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:36:45,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:45,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2024-11-09 00:36:45,266 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2024-11-09 00:36:45,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:36:45,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:45,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:45,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:36:45,273 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:36:45,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:36:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:45,436 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:36:45,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:45,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:36:45,483 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:36:45,512 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 00:36:45,514 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:36:45,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:36:45,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:45,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-09 00:36:45,560 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-09 00:36:45,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:36:45,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:45,561 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:45,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:36:45,563 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:36:45,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:36:45,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:45,757 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:36:45,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:45,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:36:45,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:36:45,946 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 00:36:45,950 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:36:46,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:46,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-09 00:36:46,202 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-09 00:36:46,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:36:46,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:46,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:46,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:36:46,205 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:36:46,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:36:46,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:46,340 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:36:46,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:46,380 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:36:46,382 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:36:46,649 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 00:36:46,654 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:36:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:48,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26 states to 21 states and 26 transitions. [2024-11-09 00:36:48,132 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 26 transitions. [2024-11-09 00:36:48,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:36:48,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:36:48,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:36:48,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:36:48,135 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:36:48,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:36:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:48,293 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:36:48,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:36:48,336 INFO L255 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:36:48,339 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:36:48,438 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 [2024-11-09 00:36:48,448 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 32 treesize of output 16 [2024-11-09 00:36:48,910 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 00:36:48,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:36:51,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:36:51,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 11 states and 10 transitions. [2024-11-09 00:36:51,044 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 10 transitions. [2024-11-09 00:36:51,045 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:36:51,045 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-09 00:36:51,056 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-09 00:36:51,217 INFO L77 FloydHoareUtils]: At program point L23(lines 23 41) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_trunc_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (exists ((|ULTIMATE.start_trunc_float_~w~0#1| (_ BitVec 32))) (and (= (bvashr (bvand (_ bv2139095040 32) |ULTIMATE.start_trunc_float_~w~0#1|) (_ bv23 32)) (bvadd (_ bv127 32) |ULTIMATE.start_trunc_float_~exponent_less_127~0#1|)) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_trunc_float_~w~0#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))))) [2024-11-09 00:36:51,217 INFO L77 FloydHoareUtils]: At program point L23-1(lines 23 41) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_trunc_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) [2024-11-09 00:36:51,217 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 48 64) the Hoare annotation is: true [2024-11-09 00:36:51,217 INFO L75 FloydHoareUtils]: For program point L32-1(lines 32 36) no Hoare annotation was computed. [2024-11-09 00:36:51,218 INFO L75 FloydHoareUtils]: For program point L32-2(lines 32 36) no Hoare annotation was computed. [2024-11-09 00:36:51,218 INFO L75 FloydHoareUtils]: For program point L24(lines 24 37) no Hoare annotation was computed. [2024-11-09 00:36:51,218 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 59) no Hoare annotation was computed. [2024-11-09 00:36:51,219 INFO L77 FloydHoareUtils]: At program point L16-1(lines 16 20) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_trunc_float_~w~0#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_trunc_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-09 00:36:51,219 INFO L77 FloydHoareUtils]: At program point L16-2(lines 16 20) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_trunc_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) [2024-11-09 00:36:51,219 INFO L77 FloydHoareUtils]: At program point L16-3(lines 16 20) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_trunc_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_trunc_float_~w~0#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_trunc_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))))) [2024-11-09 00:36:51,219 INFO L77 FloydHoareUtils]: At program point trunc_float_returnLabel#1(lines 14 43) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) |ULTIMATE.start_trunc_float_#res#1|)) [2024-11-09 00:36:51,219 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:36:51,220 INFO L77 FloydHoareUtils]: At program point L58(lines 58 61) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret8#1|) [2024-11-09 00:36:51,220 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:36:51,220 INFO L75 FloydHoareUtils]: For program point L59(line 59) no Hoare annotation was computed. [2024-11-09 00:36:51,220 INFO L75 FloydHoareUtils]: For program point L26-1(lines 26 30) no Hoare annotation was computed. [2024-11-09 00:36:51,221 INFO L75 FloydHoareUtils]: For program point L26-2(lines 26 30) no Hoare annotation was computed. [2024-11-09 00:36:51,221 INFO L77 FloydHoareUtils]: At program point L39(lines 39 40) the Hoare annotation is: (and (exists ((|ULTIMATE.start_trunc_float_~w~0#1| (_ BitVec 32))) (= (bvashr (bvand (_ bv2139095040 32) |ULTIMATE.start_trunc_float_~w~0#1|) (_ bv23 32)) (bvadd (_ bv127 32) |ULTIMATE.start_trunc_float_~exponent_less_127~0#1|))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_trunc_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (not (bvslt |ULTIMATE.start_trunc_float_~exponent_less_127~0#1| (_ bv23 32)))) [2024-11-09 00:36:51,233 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-09 00:36:51,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:36:51 ImpRootNode [2024-11-09 00:36:51,236 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:36:51,236 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:36:51,237 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:36:51,237 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:36:51,238 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:36:45" (3/4) ... [2024-11-09 00:36:51,241 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:36:51,252 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-09 00:36:51,252 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-09 00:36:51,252 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:36:51,253 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:36:51,375 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:36:51,377 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:36:51,378 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:36:51,379 INFO L158 Benchmark]: Toolchain (without parser) took 7429.57ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 49.8MB in the beginning and 38.3MB in the end (delta: 11.6MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2024-11-09 00:36:51,380 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 73.4MB. Free memory was 49.0MB in the beginning and 48.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:36:51,380 INFO L158 Benchmark]: CACSL2BoogieTranslator took 423.50ms. Allocated memory is still 73.4MB. Free memory was 49.8MB in the beginning and 36.2MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:36:51,383 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.79ms. Allocated memory is still 73.4MB. Free memory was 36.0MB in the beginning and 34.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:51,388 INFO L158 Benchmark]: Boogie Preprocessor took 70.33ms. Allocated memory is still 73.4MB. Free memory was 34.6MB in the beginning and 32.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:36:51,388 INFO L158 Benchmark]: RCFGBuilder took 640.63ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 32.8MB in the beginning and 61.0MB in the end (delta: -28.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2024-11-09 00:36:51,389 INFO L158 Benchmark]: CodeCheck took 6086.17ms. Allocated memory is still 90.2MB. Free memory was 61.0MB in the beginning and 43.4MB in the end (delta: 17.6MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-11-09 00:36:51,389 INFO L158 Benchmark]: Witness Printer took 141.58ms. Allocated memory is still 90.2MB. Free memory was 43.4MB in the beginning and 38.3MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:36:51,392 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, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 5.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 142 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25 mSDsluCounter, 67 SdHoareTripleChecker+Invalid, 1.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 16 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 115 IncrementalHoareTripleChecker+Invalid, 139 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 51 mSDtfsCounter, 115 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 301 GetRequests, 271 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 39 NumberOfCodeBlocks, 39 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 35 ConstructedInterpolants, 13 QuantifiedInterpolants, 155 SizeOfPredicates, 6 NumberOfNonLiveVariables, 140 ConjunctsInSsa, 16 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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: 59]: 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 0.83ms. Allocated memory is still 73.4MB. Free memory was 49.0MB in the beginning and 48.9MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 423.50ms. Allocated memory is still 73.4MB. Free memory was 49.8MB in the beginning and 36.2MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.79ms. Allocated memory is still 73.4MB. Free memory was 36.0MB in the beginning and 34.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.33ms. Allocated memory is still 73.4MB. Free memory was 34.6MB in the beginning and 32.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 640.63ms. Allocated memory was 73.4MB in the beginning and 90.2MB in the end (delta: 16.8MB). Free memory was 32.8MB in the beginning and 61.0MB in the end (delta: -28.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * CodeCheck took 6086.17ms. Allocated memory is still 90.2MB. Free memory was 61.0MB in the beginning and 43.4MB in the end (delta: 17.6MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Witness Printer took 141.58ms. Allocated memory is still 90.2MB. Free memory was 43.4MB in the beginning and 38.3MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-09 00:36:51,438 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f70749c4-97c6-4b56-863d-af6513f087f1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE