./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0740.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_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/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_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0740.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/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_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/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 41132fbae907016ec5719feb94bacb8a0df8201935428a611dada6a5c8f6c43e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:42:49,034 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:42:49,104 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:42:49,109 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:42:49,109 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:42:49,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:42:49,135 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:42:49,135 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:42:49,135 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:42:49,135 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:42:49,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:42:49,136 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:42:49,136 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:42:49,136 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:42:49,136 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:42:49,136 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:42:49,137 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:42:49,137 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:42:49,137 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:42:49,137 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:42:49,137 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:42:49,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:42:49,138 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:42:49,138 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:42:49,138 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:42:49,138 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:42:49,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:42:49,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:42:49,139 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:42:49,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:42:49,139 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:42:49,139 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:42:49,139 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:42:49,139 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_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/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 -> 41132fbae907016ec5719feb94bacb8a0df8201935428a611dada6a5c8f6c43e [2024-11-13 22:42:49,542 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:42:49,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:42:49,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:42:49,575 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:42:49,576 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:42:49,584 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_0740.c Unable to find full path for "g++" [2024-11-13 22:42:52,129 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:42:52,526 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:42:52,527 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/sv-benchmarks/c/float-newlib/double_req_bl_0740.c [2024-11-13 22:42:52,546 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/data/24c8259fd/823b4944847344669e556e7153bbff6c/FLAG1a0650ce0 [2024-11-13 22:42:52,567 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/data/24c8259fd/823b4944847344669e556e7153bbff6c [2024-11-13 22:42:52,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:42:52,576 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:42:52,577 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:42:52,577 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:42:52,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:42:52,584 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:52,585 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5de5ddf6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52, skipping insertion in model container [2024-11-13 22:42:52,585 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:52,614 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:42:52,874 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_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/sv-benchmarks/c/float-newlib/double_req_bl_0740.c[3071,3084] [2024-11-13 22:42:52,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:42:52,888 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:42:52,925 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_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/sv-benchmarks/c/float-newlib/double_req_bl_0740.c[3071,3084] [2024-11-13 22:42:52,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:42:52,941 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:42:52,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52 WrapperNode [2024-11-13 22:42:52,941 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:42:52,942 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:42:52,943 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:42:52,943 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:42:52,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:52,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:53,023 INFO L138 Inliner]: procedures = 17, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 301 [2024-11-13 22:42:53,023 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:42:53,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:42:53,024 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:42:53,024 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:42:53,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:53,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:53,042 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:53,045 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:53,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:53,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:53,084 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:53,085 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:53,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:42:53,093 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:42:53,093 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:42:53,093 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:42:53,094 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:42:52" (1/1) ... [2024-11-13 22:42:53,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:42:53,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:42:53,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:42:53,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:42:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:42:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:42:53,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:42:53,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:42:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:42:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:42:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:42:53,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:42:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:42:53,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:42:53,292 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:42:53,294 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:42:53,928 INFO L? ?]: Removed 58 outVars from TransFormulas that were not future-live. [2024-11-13 22:42:53,928 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:42:54,407 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:42:54,409 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-13 22:42:54,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:54 BoogieIcfgContainer [2024-11-13 22:42:54,410 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:42:54,410 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:42:54,412 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:42:54,440 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:42:54,440 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:54" (1/1) ... [2024-11-13 22:42:54,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:42:54,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:54,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 26 states and 40 transitions. [2024-11-13 22:42:54,518 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 40 transitions. [2024-11-13 22:42:54,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:42:54,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:54,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:54,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:54,673 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 22:42:54,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:54,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2024-11-13 22:42:54,706 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2024-11-13 22:42:54,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:42:54,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:54,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:54,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:42:54,761 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:42:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:42:54,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:42:54,882 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:42:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:42:54,954 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:42:54,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:42:54 ImpRootNode [2024-11-13 22:42:54,988 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:42:54,989 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:42:54,989 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:42:54,989 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:42:54,990 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:42:54" (3/4) ... [2024-11-13 22:42:54,992 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:42:54,993 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:42:54,994 INFO L158 Benchmark]: Toolchain (without parser) took 2422.27ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 69.0MB in the end (delta: 24.8MB). Peak memory consumption was 23.3MB. Max. memory is 16.1GB. [2024-11-13 22:42:54,996 INFO L158 Benchmark]: CDTParser took 1.35ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:42:54,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.67ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 80.5MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:42:54,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.48ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 77.9MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:42:54,997 INFO L158 Benchmark]: Boogie Preprocessor took 69.12ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:42:54,998 INFO L158 Benchmark]: RCFGBuilder took 1316.60ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 41.3MB in the end (delta: 34.8MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2024-11-13 22:42:54,998 INFO L158 Benchmark]: CodeCheck took 577.53ms. Allocated memory is still 117.4MB. Free memory was 41.3MB in the beginning and 69.0MB in the end (delta: -27.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:42:55,000 INFO L158 Benchmark]: Witness Printer took 4.43ms. Allocated memory is still 117.4MB. Free memory is still 69.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:42:55,003 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, 26 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, 21 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 10 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, 10 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 48 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, 0.0s 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: 146]: 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 someBinaryArithmeticDOUBLEoperation at line 141, overapproximation of someBinaryArithmeticDOUBLEoperation at line 35, overapproximation of bitwiseAnd at line 34, overapproximation of someBinaryDOUBLEComparisonOperation at line 132. Possible FailurePath: [L19] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L141] double x = -1.0 / 0.0; [L142] CALL, EXPR __ieee754_sqrt(x) [L22] double z; [L23] __int32_t sign = 0x80000000; [L24] __uint32_t r, t1, s1, ix1, q1; [L25] __int32_t ix0, s0, q, m, t, i; VAL [one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L28] ieee_double_shape_type ew_u; [L29] ew_u.value = (x) [L30] EXPR ew_u.parts.msw [L30] (ix0) = ew_u.parts.msw [L31] EXPR ew_u.parts.lsw [L31] (ix1) = ew_u.parts.lsw [L34] EXPR ix0 & 0x7ff00000 VAL [ix0=2146435073, ix1=7, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=2] [L34] COND TRUE (ix0 & 0x7ff00000) == 0x7ff00000 [L35] return x * x + x; VAL [ix0=2146435073, ix1=7, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=2] [L142] RET, EXPR __ieee754_sqrt(x) [L142] double res = __ieee754_sqrt(x); [L145] CALL, EXPR isnan_double(res) [L132] return x != x; [L145] RET, EXPR isnan_double(res) [L145] COND TRUE !isnan_double(res) [L146] reach_error() VAL [one_sqrt=1, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35ms. Allocated memory is still 167.8MB. Free memory is still 104.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.67ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 80.5MB in the end (delta: 13.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.48ms. Allocated memory is still 117.4MB. Free memory was 80.5MB in the beginning and 77.9MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.12ms. Allocated memory is still 117.4MB. Free memory was 77.9MB in the beginning and 76.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1316.60ms. Allocated memory is still 117.4MB. Free memory was 76.1MB in the beginning and 41.3MB in the end (delta: 34.8MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. * CodeCheck took 577.53ms. Allocated memory is still 117.4MB. Free memory was 41.3MB in the beginning and 69.0MB in the end (delta: -27.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.43ms. Allocated memory is still 117.4MB. Free memory is still 69.0MB. 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 22:42:55,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/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 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_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/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_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0740.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/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_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/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 41132fbae907016ec5719feb94bacb8a0df8201935428a611dada6a5c8f6c43e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:42:57,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:42:57,876 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:42:57,934 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:42:57,935 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:42:57,935 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:42:57,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:42:57,936 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:42:57,937 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:42:57,937 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:42:57,938 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:42:57,938 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:42:57,938 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:42:57,938 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:42:57,938 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:42:57,940 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:42:57,940 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:42:57,940 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:42:57,940 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:42:57,940 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:42:57,940 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:42:57,941 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:42:57,941 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:42:57,941 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:42:57,941 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:42:57,941 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:42:57,941 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:42:57,941 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:42:57,941 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:42:57,942 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:42:57,942 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:42:57,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:42:57,942 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:42:57,942 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:42:57,942 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:42:57,942 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:42:57,942 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_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/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 -> 41132fbae907016ec5719feb94bacb8a0df8201935428a611dada6a5c8f6c43e [2024-11-13 22:42:58,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:42:58,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:42:58,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:42:58,263 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:42:58,264 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:42:58,265 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_0740.c Unable to find full path for "g++" [2024-11-13 22:43:00,281 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:43:00,659 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:43:00,660 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/sv-benchmarks/c/float-newlib/double_req_bl_0740.c [2024-11-13 22:43:00,677 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/data/75e1decbd/08129585c3c0470faf67ef62614acff7/FLAGbc1f89cc0 [2024-11-13 22:43:00,903 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/data/75e1decbd/08129585c3c0470faf67ef62614acff7 [2024-11-13 22:43:00,908 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:43:00,910 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:43:00,915 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:43:00,917 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:43:00,925 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:43:00,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:43:00" (1/1) ... [2024-11-13 22:43:00,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4620f967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:00, skipping insertion in model container [2024-11-13 22:43:00,930 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:43:00" (1/1) ... [2024-11-13 22:43:00,960 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:43:01,208 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_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/sv-benchmarks/c/float-newlib/double_req_bl_0740.c[3071,3084] [2024-11-13 22:43:01,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:43:01,229 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:43:01,292 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_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/sv-benchmarks/c/float-newlib/double_req_bl_0740.c[3071,3084] [2024-11-13 22:43:01,293 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:43:01,326 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:43:01,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:01 WrapperNode [2024-11-13 22:43:01,327 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:43:01,328 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:43:01,328 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:43:01,328 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:43:01,336 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:01" (1/1) ... [2024-11-13 22:43:01,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:01" (1/1) ... [2024-11-13 22:43:01,379 INFO L138 Inliner]: procedures = 20, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 158 [2024-11-13 22:43:01,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:43:01,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:43:01,381 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:43:01,381 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:43:01,390 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:01" (1/1) ... [2024-11-13 22:43:01,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:01" (1/1) ... [2024-11-13 22:43:01,396 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:01" (1/1) ... [2024-11-13 22:43:01,396 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:01" (1/1) ... [2024-11-13 22:43:01,411 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:01" (1/1) ... [2024-11-13 22:43:01,417 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:01" (1/1) ... [2024-11-13 22:43:01,420 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:01" (1/1) ... [2024-11-13 22:43:01,422 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:01" (1/1) ... [2024-11-13 22:43:01,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:43:01,427 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:43:01,427 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:43:01,427 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:43:01,429 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:43:01" (1/1) ... [2024-11-13 22:43:01,437 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:43:01,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:43:01,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:43:01,479 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:43:01,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:43:01,518 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 22:43:01,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 22:43:01,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:43:01,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:43:01,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:43:01,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:43:01,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:43:01,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:43:01,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:43:01,669 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:43:01,672 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:43:10,065 INFO L? ?]: Removed 36 outVars from TransFormulas that were not future-live. [2024-11-13 22:43:10,065 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:43:10,272 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:43:10,273 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-13 22:43:10,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:43:10 BoogieIcfgContainer [2024-11-13 22:43:10,274 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:43:10,275 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:43:10,275 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:43:10,290 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:43:10,290 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:43:10" (1/1) ... [2024-11-13 22:43:10,300 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:43:10,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:10,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2024-11-13 22:43:10,352 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2024-11-13 22:43:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:43:10,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:10,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:43:10,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:43:10,359 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:43:10,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:43:10,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:10,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:43:10,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:10,592 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:43:10,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:10,612 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 22:43:10,615 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:43:10,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:10,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2024-11-13 22:43:10,651 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2024-11-13 22:43:10,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:43:10,652 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:10,652 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:43:10,652 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:43:10,654 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:43:10,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:43:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:11,209 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:43:11,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:11,443 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:43:11,444 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:11,841 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 22:43:11,847 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 22:43:14,609 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:43:18,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:43:23,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.36s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:43:33,604 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 9.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:43:37,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.31s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 22:43:38,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:38,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2024-11-13 22:43:38,315 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2024-11-13 22:43:38,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:43:38,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:38,315 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:43:38,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:43:38,319 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:43:38,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:43:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:38,526 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:43:38,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:38,559 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 22:43:38,562 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:39,427 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 22:43:39,431 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:43:42,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:42,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 8 states and 7 transitions. [2024-11-13 22:43:42,883 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 7 transitions. [2024-11-13 22:43:42,883 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:43:42,883 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 22:43:42,898 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:43:43,236 INFO L77 FloydHoareUtils]: At program point L27-1(lines 27 32) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_7| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start___ieee754_sqrt_~ix0~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_7|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_7|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) (= (_ bv0 32) (bvadd |ULTIMATE.start___ieee754_sqrt_~sign~0#1| (_ bv2147483648 32))) (= |ULTIMATE.start___ieee754_sqrt_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) [2024-11-13 22:43:43,237 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 32) the Hoare annotation is: (and (= (_ bv0 32) (bvadd |ULTIMATE.start___ieee754_sqrt_~sign~0#1| (_ bv2147483648 32))) (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_sqrt_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) [2024-11-13 22:43:43,238 INFO L77 FloydHoareUtils]: At program point L27-3(lines 21 129) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_7| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start___ieee754_sqrt_~ix0~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_7|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_7|)) (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53))))) (= (_ bv0 32) (bvadd |ULTIMATE.start___ieee754_sqrt_~sign~0#1| (_ bv2147483648 32))) (= |ULTIMATE.start___ieee754_sqrt_~x#1| (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) [2024-11-13 22:43:43,238 INFO L75 FloydHoareUtils]: For program point L52-2(lines 52 53) no Hoare annotation was computed. [2024-11-13 22:43:43,240 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 134 151) the Hoare annotation is: true [2024-11-13 22:43:43,240 INFO L77 FloydHoareUtils]: At program point L145(lines 145 148) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret9#1|) [2024-11-13 22:43:43,240 INFO L75 FloydHoareUtils]: For program point L46(lines 46 57) no Hoare annotation was computed. [2024-11-13 22:43:43,240 INFO L75 FloydHoareUtils]: For program point L46-2(lines 46 57) no Hoare annotation was computed. [2024-11-13 22:43:43,241 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:43:43,241 INFO L75 FloydHoareUtils]: For program point L38(lines 38 43) no Hoare annotation was computed. [2024-11-13 22:43:43,241 INFO L75 FloydHoareUtils]: For program point L71-2(lines 71 81) no Hoare annotation was computed. [2024-11-13 22:43:43,241 INFO L75 FloydHoareUtils]: For program point L38-2(lines 38 43) no Hoare annotation was computed. [2024-11-13 22:43:43,241 INFO L75 FloydHoareUtils]: For program point L146(line 146) no Hoare annotation was computed. [2024-11-13 22:43:43,241 INFO L75 FloydHoareUtils]: For program point L47-2(lines 47 51) no Hoare annotation was computed. [2024-11-13 22:43:43,241 INFO L75 FloydHoareUtils]: For program point L39(lines 39 42) no Hoare annotation was computed. [2024-11-13 22:43:43,241 INFO L75 FloydHoareUtils]: For program point L122-1(lines 122 127) no Hoare annotation was computed. [2024-11-13 22:43:43,241 INFO L75 FloydHoareUtils]: For program point L122-2(lines 122 127) no Hoare annotation was computed. [2024-11-13 22:43:43,241 INFO L75 FloydHoareUtils]: For program point L122-3(lines 122 127) no Hoare annotation was computed. [2024-11-13 22:43:43,241 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 146) no Hoare annotation was computed. [2024-11-13 22:43:43,241 INFO L75 FloydHoareUtils]: For program point L41(lines 41 42) no Hoare annotation was computed. [2024-11-13 22:43:43,242 INFO L77 FloydHoareUtils]: At program point __ieee754_sqrt_returnLabel#1(lines 21 129) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start___ieee754_sqrt_#res#1| (let ((.cse0 (fp.div currentRoundingMode (fp.neg ((_ to_fp 11 53) currentRoundingMode 1.0)) (_ +zero 11 53)))) (fp.add currentRoundingMode (fp.mul currentRoundingMode .cse0 .cse0) .cse0)))) [2024-11-13 22:43:43,242 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:43:43,242 INFO L75 FloydHoareUtils]: For program point L84-2(lines 84 100) no Hoare annotation was computed. [2024-11-13 22:43:43,257 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:43:43,260 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:43:43,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:43:43 ImpRootNode [2024-11-13 22:43:43,263 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:43:43,263 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:43:43,263 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:43:43,264 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:43:43,264 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:43:10" (3/4) ... [2024-11-13 22:43:43,266 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:43:43,273 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2024-11-13 22:43:43,273 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 22:43:43,274 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:43:43,274 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:43:43,353 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:43:43,354 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:43:43,354 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:43:43,355 INFO L158 Benchmark]: Toolchain (without parser) took 42445.24ms. Allocated memory is still 117.4MB. Free memory was 91.4MB in the beginning and 52.8MB in the end (delta: 38.6MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-11-13 22:43:43,355 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:43,355 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.85ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 77.2MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:43:43,356 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.16ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 75.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:43,356 INFO L158 Benchmark]: Boogie Preprocessor took 45.45ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 73.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:43,357 INFO L158 Benchmark]: RCFGBuilder took 8847.41ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 78.0MB in the end (delta: -4.2MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-13 22:43:43,357 INFO L158 Benchmark]: CodeCheck took 32987.54ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 58.6MB in the end (delta: 19.4MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-11-13 22:43:43,357 INFO L158 Benchmark]: Witness Printer took 90.49ms. Allocated memory is still 117.4MB. Free memory was 58.6MB in the beginning and 52.8MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:43:43,359 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, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 32.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 71 SdHoareTripleChecker+Valid, 52.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 46 SdHoareTripleChecker+Invalid, 50.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 19 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 69 IncrementalHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 19 mSolverCounterUnsat, 38 mSDtfsCounter, 69 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 175 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 22 NumberOfCodeBlocks, 22 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 19 ConstructedInterpolants, 6 QuantifiedInterpolants, 191 SizeOfPredicates, 4 NumberOfNonLiveVariables, 99 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 146]: 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 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: (0 == ((sign + -2147483648) % 4294967296)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 117.4MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.85ms. Allocated memory is still 117.4MB. Free memory was 91.2MB in the beginning and 77.2MB in the end (delta: 14.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.16ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 75.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.45ms. Allocated memory is still 117.4MB. Free memory was 75.5MB in the beginning and 73.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 8847.41ms. Allocated memory is still 117.4MB. Free memory was 73.8MB in the beginning and 78.0MB in the end (delta: -4.2MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * CodeCheck took 32987.54ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 58.6MB in the end (delta: 19.4MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * Witness Printer took 90.49ms. Allocated memory is still 117.4MB. Free memory was 58.6MB in the beginning and 52.8MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-13 22:43:43,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c85d1497-36ec-4ee4-9c8f-824d52ad24f3/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