./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_0250b.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9033f05f589e1195fbdad23abe16d3b24ce3353f33e3f085fe8fae82ec5a9118 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:12,696 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:12,778 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:29:12,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:29:12,786 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:29:12,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:12,819 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:29:12,820 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:29:12,820 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:12,820 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:12,821 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:12,821 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:29:12,822 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:29:12,822 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:29:12,822 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:29:12,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:12,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:29:12,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:12,822 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:29:12,822 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:12,823 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:29:12,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:29:12,823 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:12,823 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:12,823 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:12,824 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:12,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:12,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:12,824 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:12,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:12,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:29:12,825 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:29:12,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:29:12,825 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9033f05f589e1195fbdad23abe16d3b24ce3353f33e3f085fe8fae82ec5a9118 [2024-11-13 21:29:13,143 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:13,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:13,153 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:13,155 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:13,155 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:13,156 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0250b.c Unable to find full path for "g++" [2024-11-13 21:29:15,017 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:15,292 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:15,293 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/sv-benchmarks/c/float-newlib/float_req_bl_0250b.c [2024-11-13 21:29:15,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/data/6cd1b259b/cd89ab9539f54277a4459208cdab3b6d/FLAGbea3fb422 [2024-11-13 21:29:15,318 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/data/6cd1b259b/cd89ab9539f54277a4459208cdab3b6d [2024-11-13 21:29:15,320 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:15,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:15,323 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:15,323 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:15,328 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:15,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40b02641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15, skipping insertion in model container [2024-11-13 21:29:15,330 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,351 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:15,540 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_c4879b16-8ddc-426c-a772-95719eb44a68/sv-benchmarks/c/float-newlib/float_req_bl_0250b.c[5435,5448] [2024-11-13 21:29:15,543 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:15,557 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:15,606 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_c4879b16-8ddc-426c-a772-95719eb44a68/sv-benchmarks/c/float-newlib/float_req_bl_0250b.c[5435,5448] [2024-11-13 21:29:15,607 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:15,622 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:15,622 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15 WrapperNode [2024-11-13 21:29:15,622 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:15,623 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:15,623 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:15,624 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:15,630 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,645 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,677 INFO L138 Inliner]: procedures = 20, calls = 47, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 256 [2024-11-13 21:29:15,677 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:15,677 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:15,678 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:15,678 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:15,685 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,688 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,705 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,706 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,709 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:15,710 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:15,710 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:15,710 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:15,711 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:15" (1/1) ... [2024-11-13 21:29:15,723 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:15,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:15,755 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:15,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:29:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:29:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:29:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 21:29:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:29:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 21:29:15,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:15,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:29:15,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:29:15,897 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:15,898 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:29:16,249 INFO L? ?]: Removed 44 outVars from TransFormulas that were not future-live. [2024-11-13 21:29:16,249 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:29:16,367 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:29:16,368 INFO L316 CfgBuilder]: Removed 16 assume(true) statements. [2024-11-13 21:29:16,368 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:16 BoogieIcfgContainer [2024-11-13 21:29:16,369 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:29:16,370 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:29:16,370 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:29:16,381 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:29:16,382 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:16" (1/1) ... [2024-11-13 21:29:16,390 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:29:16,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:16,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2024-11-13 21:29:16,439 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2024-11-13 21:29:16,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:29:16,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:16,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:16,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:29:16,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:29:16,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:29:16,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2024-11-13 21:29:16,628 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2024-11-13 21:29:16,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:29:16,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:29:16,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:29:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:16,688 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:16,813 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:29:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:29:16,868 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:29:16,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:29:16 ImpRootNode [2024-11-13 21:29:16,897 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:29:16,898 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:29:16,898 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:29:16,898 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:29:16,899 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:29:16" (3/4) ... [2024-11-13 21:29:16,901 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:29:16,902 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:29:16,903 INFO L158 Benchmark]: Toolchain (without parser) took 1581.27ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 50.2MB in the end (delta: 69.3MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 21:29:16,903 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:16,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 299.61ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 104.7MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:16,904 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.73ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 102.5MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:29:16,905 INFO L158 Benchmark]: Boogie Preprocessor took 31.64ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 101.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:16,905 INFO L158 Benchmark]: RCFGBuilder took 659.57ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 71.3MB in the end (delta: 29.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:29:16,905 INFO L158 Benchmark]: CodeCheck took 527.41ms. Allocated memory is still 142.6MB. Free memory was 71.3MB in the beginning and 50.5MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:29:16,906 INFO L158 Benchmark]: Witness Printer took 4.27ms. Allocated memory is still 142.6MB. Free memory was 50.5MB in the beginning and 50.2MB in the end (delta: 353.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:29:16,908 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, 44 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, 22 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 235]: 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 60, overapproximation of someUnaryDOUBLEoperation at line 149, overapproximation of someUnaryFLOAToperation at line 147, overapproximation of someBinaryArithmeticFLOAToperation at line 166, overapproximation of someBinaryArithmeticFLOAToperation at line 230. Possible FailurePath: [L14] static const float huge_floor = 1.0e30; [L62] static const float one_sqrt = 1.0, tiny_sqrt = 1.0e-30; [L145-L153] static const float one_asin = 1.0000000000e+00, huge_asin = 1.000e+30, pio2_hi_asin = 1.57079637050628662109375f, pio2_lo_asin = -4.37113900018624283e-8f, pio4_hi_asin = 0.785398185253143310546875f, pS0_asin = 1.6666667163e-01, pS1_asin = -3.2556581497e-01, pS2_asin = 2.0121252537e-01, pS3_asin = -4.0055535734e-02, pS4_asin = 7.9153501429e-04, pS5_asin = 3.4793309169e-05, qS1_asin = -2.4033949375e+00, qS2_asin = 2.0209457874e+00, qS3_asin = -6.8828397989e-01, qS4_asin = 7.7038154006e-02; [L230] float x = -1.0f / 0.0f; [L231] CALL, EXPR __ieee754_asinf(x) [L156] float t, w, p, q, c, r, s; [L157] __int32_t hx, ix; VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] [L159] ieee_float_shape_type gf_u; [L160] gf_u.value = (x) [L161] EXPR gf_u.word [L161] (hx) = gf_u.word [L163] ix = hx & 0x7fffffff VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, hx=1065353216, ix=1065353216, one_asin=1, one_sqrt=1, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=2] [L164] COND TRUE ix == 0x3f800000 [L166] return x * pio2_hi_asin + x * pio2_lo_asin; VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, hx=1065353216, one_asin=1, one_sqrt=1, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000, x=2] [L231] RET, EXPR __ieee754_asinf(x) [L231] float res = __ieee754_asinf(x); [L234] CALL, EXPR isnan_float(res) [L60] return x != x; [L234] RET, EXPR isnan_float(res) [L234] COND TRUE !isnan_float(res) [L235] reach_error() VAL [huge_asin=1000000000000000000000000000000, huge_floor=1000000000000000000000000000000, one_asin=1, one_sqrt=1, pS0_asin=16666667163/100000000000, pS2_asin=20121252537/100000000000, pS4_asin=79153501429/100000000000000, pS5_asin=34793309169/1000000000000000, pio2_hi_asin=13176795/8388608, pio4_hi_asin=13176795/16777216, qS2_asin=10104728937/5000000000, qS4_asin=38519077003/500000000000, tiny_sqrt=1/1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 105.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 299.61ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 104.7MB in the end (delta: 14.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.73ms. Allocated memory is still 142.6MB. Free memory was 104.7MB in the beginning and 102.5MB in the end (delta: 2.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.64ms. Allocated memory is still 142.6MB. Free memory was 102.5MB in the beginning and 101.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 659.57ms. Allocated memory is still 142.6MB. Free memory was 101.0MB in the beginning and 71.3MB in the end (delta: 29.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 527.41ms. Allocated memory is still 142.6MB. Free memory was 71.3MB in the beginning and 50.5MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.27ms. Allocated memory is still 142.6MB. Free memory was 50.5MB in the beginning and 50.2MB in the end (delta: 353.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:29:16,939 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_0250b.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9033f05f589e1195fbdad23abe16d3b24ce3353f33e3f085fe8fae82ec5a9118 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:29:19,527 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:29:19,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:29:19,704 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:29:19,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:29:19,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:29:19,706 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:29:19,706 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:29:19,707 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:29:19,707 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:29:19,708 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:29:19,708 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:29:19,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:29:19,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:29:19,708 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:29:19,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:29:19,708 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:29:19,709 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:29:19,709 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:29:19,709 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:29:19,709 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:29:19,709 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:29:19,709 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:29:19,709 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:29:19,709 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:29:19,709 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:29:19,709 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:19,709 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:29:19,710 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:29:19,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:19,710 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:29:19,710 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:29:19,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:29:19,710 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:29:19,710 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:29:19,710 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:29:19,710 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9033f05f589e1195fbdad23abe16d3b24ce3353f33e3f085fe8fae82ec5a9118 [2024-11-13 21:29:20,081 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:29:20,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:29:20,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:29:20,098 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:29:20,099 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:29:20,103 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_0250b.c Unable to find full path for "g++" [2024-11-13 21:29:22,054 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:29:22,292 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:29:22,293 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/sv-benchmarks/c/float-newlib/float_req_bl_0250b.c [2024-11-13 21:29:22,309 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/data/2e3655cad/99abfa19d2194356be9f51480761f216/FLAG56666df91 [2024-11-13 21:29:22,327 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/data/2e3655cad/99abfa19d2194356be9f51480761f216 [2024-11-13 21:29:22,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:29:22,331 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:29:22,333 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:22,333 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:29:22,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:29:22,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4138b60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22, skipping insertion in model container [2024-11-13 21:29:22,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,371 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:29:22,581 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_c4879b16-8ddc-426c-a772-95719eb44a68/sv-benchmarks/c/float-newlib/float_req_bl_0250b.c[5435,5448] [2024-11-13 21:29:22,584 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:22,600 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:29:22,648 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_c4879b16-8ddc-426c-a772-95719eb44a68/sv-benchmarks/c/float-newlib/float_req_bl_0250b.c[5435,5448] [2024-11-13 21:29:22,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:29:22,666 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:29:22,667 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22 WrapperNode [2024-11-13 21:29:22,667 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:29:22,668 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:22,668 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:29:22,668 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:29:22,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,684 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,711 INFO L138 Inliner]: procedures = 23, calls = 47, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 239 [2024-11-13 21:29:22,711 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:29:22,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:29:22,712 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:29:22,712 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:29:22,722 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,727 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,729 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,745 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,752 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,759 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,760 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,764 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:29:22,765 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:29:22,765 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:29:22,765 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:29:22,766 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:29:22" (1/1) ... [2024-11-13 21:29:22,772 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:29:22,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:29:22,809 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:29:22,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:29:22,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:29:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:29:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:29:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:29:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:29:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:29:22,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:29:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:29:22,848 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:29:22,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:29:22,954 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:29:22,955 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:30:06,349 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-13 21:30:06,349 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:30:06,480 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:30:06,480 INFO L316 CfgBuilder]: Removed 16 assume(true) statements. [2024-11-13 21:30:06,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:06 BoogieIcfgContainer [2024-11-13 21:30:06,481 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:30:06,482 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:30:06,482 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:30:06,492 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:30:06,492 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:06" (1/1) ... [2024-11-13 21:30:06,500 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:30:06,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:06,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2024-11-13 21:30:06,551 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2024-11-13 21:30:06,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:30:06,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:06,554 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:06,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:06,556 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:06,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:30:07,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:07,332 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:07,381 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:30:07,384 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:07,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:07,410 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:30:07,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:07,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2024-11-13 21:30:07,493 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2024-11-13 21:30:07,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:30:07,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:07,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:07,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:07,496 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:07,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:30:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:08,783 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:08,902 INFO L255 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 21:30:08,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:09,052 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 [2024-11-13 21:30:09,078 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 35 treesize of output 19 [2024-11-13 21:30:09,421 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:09,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:30:11,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:30:11,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:11,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2024-11-13 21:30:11,823 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2024-11-13 21:30:11,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 21:30:11,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:11,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:11,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:11,826 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:11,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:30:13,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:13,292 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:13,690 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:30:13,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:14,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:14,574 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:30:28,618 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:30:39,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.49s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:30:47,763 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.66s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:30:51,878 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:30:54,251 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 21:30:54,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:54,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 44 states and 68 transitions. [2024-11-13 21:30:54,748 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 68 transitions. [2024-11-13 21:30:54,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:30:54,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:30:54,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:30:54,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:30:54,752 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:30:54,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:30:57,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:57,074 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:30:57,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:30:57,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:30:57,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:30:57,594 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 [2024-11-13 21:30:57,615 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 35 treesize of output 19 [2024-11-13 21:30:57,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:30:57,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:30:59,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:30:59,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-11-13 21:30:59,769 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-11-13 21:30:59,770 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:30:59,770 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 21:30:59,777 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:31:00,167 INFO L75 FloydHoareUtils]: For program point L85(lines 85 89) no Hoare annotation was computed. [2024-11-13 21:31:00,167 INFO L75 FloydHoareUtils]: For program point L85-2(lines 85 89) no Hoare annotation was computed. [2024-11-13 21:31:00,168 INFO L77 FloydHoareUtils]: At program point L234(lines 234 237) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret17#1|) [2024-11-13 21:31:00,168 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 223 240) the Hoare annotation is: true [2024-11-13 21:31:00,168 INFO L75 FloydHoareUtils]: For program point L201-1(lines 201 205) no Hoare annotation was computed. [2024-11-13 21:31:00,168 INFO L75 FloydHoareUtils]: For program point L201-2(lines 201 205) no Hoare annotation was computed. [2024-11-13 21:31:00,168 INFO L75 FloydHoareUtils]: For program point L69-1(lines 69 73) no Hoare annotation was computed. [2024-11-13 21:31:00,168 INFO L75 FloydHoareUtils]: For program point L69-2(lines 69 73) no Hoare annotation was computed. [2024-11-13 21:31:00,168 INFO L75 FloydHoareUtils]: For program point L69-3(lines 69 73) no Hoare annotation was computed. [2024-11-13 21:31:00,168 INFO L75 FloydHoareUtils]: For program point L86-2(lines 86 87) no Hoare annotation was computed. [2024-11-13 21:31:00,168 INFO L75 FloydHoareUtils]: For program point L235(line 235) no Hoare annotation was computed. [2024-11-13 21:31:00,168 INFO L75 FloydHoareUtils]: For program point L169(lines 169 184) no Hoare annotation was computed. [2024-11-13 21:31:00,168 INFO L75 FloydHoareUtils]: For program point L169-1(lines 169 184) no Hoare annotation was computed. [2024-11-13 21:31:00,169 INFO L75 FloydHoareUtils]: For program point __ieee754_sqrtf_returnLabel#1(lines 64 129) no Hoare annotation was computed. [2024-11-13 21:31:00,169 INFO L77 FloydHoareUtils]: At program point __ieee754_asinf_returnLabel#1(lines 155 221) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (let ((.cse0 (let ((.cse1 (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)))) (fp.sub currentRoundingMode .cse1 .cse1)))) (fp.div currentRoundingMode .cse0 .cse0)) |ULTIMATE.start___ieee754_asinf_#res#1|)) [2024-11-13 21:31:00,169 INFO L75 FloydHoareUtils]: For program point L79(lines 79 80) no Hoare annotation was computed. [2024-11-13 21:31:00,169 INFO L75 FloydHoareUtils]: For program point L170(lines 170 183) no Hoare annotation was computed. [2024-11-13 21:31:00,169 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:31:00,169 INFO L75 FloydHoareUtils]: For program point L137(lines 137 141) no Hoare annotation was computed. [2024-11-13 21:31:00,169 INFO L75 FloydHoareUtils]: For program point L137-1(lines 137 141) no Hoare annotation was computed. [2024-11-13 21:31:00,169 INFO L75 FloydHoareUtils]: For program point L137-2(lines 137 141) no Hoare annotation was computed. [2024-11-13 21:31:00,169 INFO L75 FloydHoareUtils]: For program point L195(lines 195 216) no Hoare annotation was computed. [2024-11-13 21:31:00,169 INFO L75 FloydHoareUtils]: For program point L195-2(lines 155 221) no Hoare annotation was computed. [2024-11-13 21:31:00,169 INFO L75 FloydHoareUtils]: For program point L171(lines 171 172) no Hoare annotation was computed. [2024-11-13 21:31:00,170 INFO L75 FloydHoareUtils]: For program point L81(lines 81 82) no Hoare annotation was computed. [2024-11-13 21:31:00,170 INFO L77 FloydHoareUtils]: At program point L164(lines 164 184) the Hoare annotation is: (and (exists ((|ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ BitVec 32))) (and (= (bvand |ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ bv2147483647 32)) |ULTIMATE.start___ieee754_asinf_~ix~3#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)))))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_asinf_~x#1|)) [2024-11-13 21:31:00,170 INFO L75 FloydHoareUtils]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2024-11-13 21:31:00,170 INFO L75 FloydHoareUtils]: For program point L123-2(lines 123 127) no Hoare annotation was computed. [2024-11-13 21:31:00,170 INFO L75 FloydHoareUtils]: For program point L123-3(lines 123 127) no Hoare annotation was computed. [2024-11-13 21:31:00,171 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 235) no Hoare annotation was computed. [2024-11-13 21:31:00,171 INFO L75 FloydHoareUtils]: For program point L206(lines 206 210) no Hoare annotation was computed. [2024-11-13 21:31:00,171 INFO L75 FloydHoareUtils]: For program point L206-1(lines 206 210) no Hoare annotation was computed. [2024-11-13 21:31:00,171 INFO L75 FloydHoareUtils]: For program point L206-2(lines 206 210) no Hoare annotation was computed. [2024-11-13 21:31:00,171 INFO L75 FloydHoareUtils]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2024-11-13 21:31:00,171 INFO L75 FloydHoareUtils]: For program point L132-2(lines 132 136) no Hoare annotation was computed. [2024-11-13 21:31:00,172 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:31:00,172 INFO L75 FloydHoareUtils]: For program point L100-2(lines 100 109) no Hoare annotation was computed. [2024-11-13 21:31:00,172 INFO L77 FloydHoareUtils]: At program point L158-1(lines 158 162) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_asinf_~x#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|))))) [2024-11-13 21:31:00,172 INFO L77 FloydHoareUtils]: At program point L158-2(lines 158 162) the Hoare annotation is: (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_asinf_~x#1|) [2024-11-13 21:31:00,172 INFO L77 FloydHoareUtils]: At program point L158-3(lines 158 162) the Hoare annotation is: (and (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_asinf_~x#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|))))) [2024-11-13 21:31:00,172 INFO L75 FloydHoareUtils]: For program point L76(lines 76 77) no Hoare annotation was computed. [2024-11-13 21:31:00,172 INFO L77 FloydHoareUtils]: At program point L167(lines 167 184) the Hoare annotation is: (and (exists ((|ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ BitVec 32))) (and (= (bvand |ULTIMATE.start___ieee754_asinf_~hx~1#1| (_ bv2147483647 32)) |ULTIMATE.start___ieee754_asinf_~ix~3#1|) (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) (fp ((_ extract 31 31) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 30 23) |ULTIMATE.start___ieee754_asinf_~hx~1#1|) ((_ extract 22 0) |ULTIMATE.start___ieee754_asinf_~hx~1#1|)))))) (= (fp.div currentRoundingMode (fp.neg ((_ to_fp 8 24) currentRoundingMode 1.0)) (_ +zero 8 24)) |ULTIMATE.start___ieee754_asinf_~x#1|)) [2024-11-13 21:31:00,179 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:31:00,182 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 21:31:00,184 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:31:00 ImpRootNode [2024-11-13 21:31:00,186 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:31:00,186 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:31:00,187 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:31:00,187 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:31:00,188 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:30:06" (3/4) ... [2024-11-13 21:31:00,190 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:31:00,200 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2024-11-13 21:31:00,200 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-13 21:31:00,200 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:31:00,201 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:31:00,280 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:31:00,281 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:31:00,281 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:31:00,282 INFO L158 Benchmark]: Toolchain (without parser) took 97950.56ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 44.2MB in the end (delta: 48.8MB). Peak memory consumption was 48.6MB. Max. memory is 16.1GB. [2024-11-13 21:31:00,282 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 84.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:00,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.46ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 77.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:31:00,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.34ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 75.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:00,283 INFO L158 Benchmark]: Boogie Preprocessor took 52.35ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 73.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:31:00,283 INFO L158 Benchmark]: RCFGBuilder took 43716.58ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 89.4MB in the end (delta: -16.0MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2024-11-13 21:31:00,284 INFO L158 Benchmark]: CodeCheck took 53704.03ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 50.5MB in the end (delta: 38.9MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2024-11-13 21:31:00,284 INFO L158 Benchmark]: Witness Printer took 94.54ms. Allocated memory is still 117.4MB. Free memory was 50.5MB in the beginning and 44.2MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:31:00,286 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, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 53.3s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 4 mSolverCounterUnknown, 118 SdHoareTripleChecker+Valid, 80.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 71 SdHoareTripleChecker+Invalid, 77.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14 mSDsCounter, 28 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 114 IncrementalHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 28 mSolverCounterUnsat, 57 mSDtfsCounter, 114 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 284 GetRequests, 260 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 2 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 35 NumberOfCodeBlocks, 35 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 31 ConstructedInterpolants, 9 QuantifiedInterpolants, 252 SizeOfPredicates, 10 NumberOfNonLiveVariables, 200 ConjunctsInSsa, 22 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: 235]: 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 0.42ms. Allocated memory is still 117.4MB. Free memory is still 84.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.46ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 77.6MB in the end (delta: 15.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.34ms. Allocated memory is still 117.4MB. Free memory was 77.6MB in the beginning and 75.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 52.35ms. Allocated memory is still 117.4MB. Free memory was 75.6MB in the beginning and 73.6MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 43716.58ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 89.4MB in the end (delta: -16.0MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * CodeCheck took 53704.03ms. Allocated memory is still 117.4MB. Free memory was 89.4MB in the beginning and 50.5MB in the end (delta: 38.9MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * Witness Printer took 94.54ms. Allocated memory is still 117.4MB. Free memory was 50.5MB in the beginning and 44.2MB in the end (delta: 6.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode RESULT: Ultimate proved your program to be correct! [2024-11-13 21:31:00,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c4879b16-8ddc-426c-a772-95719eb44a68/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE