./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1072a.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_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/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_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/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_5c07743d-2a82-408f-9234-9daa9d484f68/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 f36483ecd96a678d504aa1c5e89f1eb2c421c0b635bea8f09b8104beac29d623 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:04:11,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:04:11,528 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:04:11,534 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:04:11,535 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:04:11,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:04:11,574 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:04:11,574 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:04:11,575 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:04:11,575 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:04:11,576 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:04:11,576 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:04:11,576 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:04:11,577 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:04:11,577 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:04:11,578 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:04:11,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:04:11,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:04:11,578 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:04:11,578 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:04:11,578 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:04:11,578 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:04:11,579 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:04:11,579 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:04:11,579 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:04:11,579 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:04:11,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:04:11,579 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:04:11,579 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:04:11,580 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:04:11,580 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:04:11,580 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:04:11,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:04:11,580 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_5c07743d-2a82-408f-9234-9daa9d484f68/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 -> f36483ecd96a678d504aa1c5e89f1eb2c421c0b635bea8f09b8104beac29d623 [2024-11-13 22:04:11,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:04:11,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:04:11,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:04:11,948 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:04:11,948 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:04:11,949 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1072a.c Unable to find full path for "g++" [2024-11-13 22:04:13,819 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:04:14,100 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:04:14,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/sv-benchmarks/c/float-newlib/double_req_bl_1072a.c [2024-11-13 22:04:14,109 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/data/5b22a488c/c77de1cd5429433ba1eb54b17613f40b/FLAG52c135f5b [2024-11-13 22:04:14,392 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/data/5b22a488c/c77de1cd5429433ba1eb54b17613f40b [2024-11-13 22:04:14,394 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:04:14,395 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:04:14,397 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:04:14,397 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:04:14,401 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:04:14,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@149a0af9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14, skipping insertion in model container [2024-11-13 22:04:14,404 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,420 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:04:14,646 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_5c07743d-2a82-408f-9234-9daa9d484f68/sv-benchmarks/c/float-newlib/double_req_bl_1072a.c[2254,2267] [2024-11-13 22:04:14,651 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:04:14,662 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:04:14,704 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_5c07743d-2a82-408f-9234-9daa9d484f68/sv-benchmarks/c/float-newlib/double_req_bl_1072a.c[2254,2267] [2024-11-13 22:04:14,707 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:04:14,725 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:04:14,726 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14 WrapperNode [2024-11-13 22:04:14,726 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:04:14,727 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:04:14,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:04:14,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:04:14,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,792 INFO L138 Inliner]: procedures = 17, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 179 [2024-11-13 22:04:14,792 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:04:14,793 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:04:14,793 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:04:14,793 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:04:14,805 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,805 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,808 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,810 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,818 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,822 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,824 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,828 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:04:14,829 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:04:14,829 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:04:14,829 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:04:14,830 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:14" (1/1) ... [2024-11-13 22:04:14,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:04:14,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:04:14,876 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:04:14,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:04:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:04:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:04:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:04:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 22:04:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:04:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 22:04:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:04:14,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:04:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:04:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:04:14,994 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:04:14,995 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:04:15,332 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-11-13 22:04:15,332 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:04:15,636 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:04:15,636 INFO L316 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-13 22:04:15,636 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:15 BoogieIcfgContainer [2024-11-13 22:04:15,637 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:04:15,637 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:04:15,637 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:04:15,648 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:04:15,648 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:15" (1/1) ... [2024-11-13 22:04:15,656 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:04:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:15,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2024-11-13 22:04:15,712 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-11-13 22:04:15,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:04:15,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:15,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:04:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:15,918 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 22:04:15,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:15,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-11-13 22:04:15,960 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-13 22:04:15,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:04:15,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:15,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:04:16,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:16,151 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:04:16,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:16,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:16,424 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:04:16,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:04:16,509 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 22:04:16,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:04:16 ImpRootNode [2024-11-13 22:04:16,541 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:04:16,541 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:04:16,541 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:04:16,542 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:04:16,542 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:15" (3/4) ... [2024-11-13 22:04:16,544 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:04:16,545 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:04:16,548 INFO L158 Benchmark]: Toolchain (without parser) took 2150.85ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 73.9MB in the end (delta: 45.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-13 22:04:16,548 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:16,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.58ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 107.1MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:04:16,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.47ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 105.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:16,549 INFO L158 Benchmark]: Boogie Preprocessor took 35.63ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.5MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:04:16,550 INFO L158 Benchmark]: RCFGBuilder took 807.80ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 115.6MB in the end (delta: -12.1MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-11-13 22:04:16,550 INFO L158 Benchmark]: CodeCheck took 903.32ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 73.9MB in the end (delta: 41.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 22:04:16,550 INFO L158 Benchmark]: Witness Printer took 3.84ms. Allocated memory is still 142.6MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:16,556 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, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 15 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, 15 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 72 GetRequests, 72 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, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 10 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: 91]: 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 86, overapproximation of someBinaryArithmeticDOUBLEoperation at line 51, overapproximation of bitwiseOr at line 74, overapproximation of bitwiseAnd at line 31. Possible FailurePath: [L86] double x = 1.0 / 0.0; [L87] CALL, EXPR trunc_double(x) [L20] int signbit; [L21] int msw; [L22] unsigned int lsw; [L23] int exponent_less_1023; [L25] ieee_double_shape_type ew_u; [L26] ew_u.value = (x) [L27] EXPR ew_u.parts.msw [L27] (msw) = ew_u.parts.msw [L28] EXPR ew_u.parts.lsw [L28] (lsw) = ew_u.parts.lsw [L30] signbit = msw & 0x80000000 [L31] EXPR msw & 0x7ff00000 [L31] exponent_less_1023 = ((msw & 0x7ff00000) >> 20) - 1023 [L32] COND FALSE !(exponent_less_1023 < 20) VAL [exponent_less_1023=1024, lsw=13, msw=2146435072, signbit=0, x=4] [L49] COND TRUE exponent_less_1023 > 51 VAL [exponent_less_1023=1024, lsw=13, msw=2146435072, signbit=0, x=4] [L50] COND TRUE exponent_less_1023 == 1024 [L51] return x + x; VAL [lsw=13, msw=2146435072, signbit=0, x=4] [L87] RET, EXPR trunc_double(x) [L87] double res = trunc_double(x); [L90] CALL, EXPR isinf_double(res) [L66] __int32_t hx, lx; VAL [x=2] [L68] ieee_double_shape_type ew_u; [L69] ew_u.value = (x) [L70] EXPR ew_u.parts.msw [L70] (hx) = ew_u.parts.msw [L71] EXPR ew_u.parts.lsw [L71] (lx) = ew_u.parts.lsw [L73] hx &= 0x7fffffff [L74] EXPR lx | (-lx) [L74] hx |= (__uint32_t)(lx | (-lx)) >> 31 [L75] hx = 0x7ff00000 - hx [L76] EXPR hx | (-hx) [L76] return 1 - (int)((__uint32_t)(hx | (-hx)) >> 31); [L90] RET, EXPR isinf_double(res) [L90] COND TRUE !isinf_double(res) [L91] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 142.6MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.58ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 107.1MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.47ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 105.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.63ms. Allocated memory is still 142.6MB. Free memory was 105.1MB in the beginning and 103.5MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 807.80ms. Allocated memory is still 142.6MB. Free memory was 103.5MB in the beginning and 115.6MB in the end (delta: -12.1MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * CodeCheck took 903.32ms. Allocated memory is still 142.6MB. Free memory was 115.0MB in the beginning and 73.9MB in the end (delta: 41.1MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Witness Printer took 3.84ms. Allocated memory is still 142.6MB. Free memory is still 73.9MB. 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 22:04:16,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/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_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/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_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1072a.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/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_5c07743d-2a82-408f-9234-9daa9d484f68/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 f36483ecd96a678d504aa1c5e89f1eb2c421c0b635bea8f09b8104beac29d623 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:04:19,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:04:19,390 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:04:19,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:04:19,418 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:04:19,418 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:04:19,419 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:04:19,419 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:04:19,419 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:04:19,419 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:04:19,419 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:04:19,420 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:04:19,420 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:04:19,420 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:04:19,420 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:04:19,420 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:04:19,420 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:04:19,420 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:04:19,420 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:04:19,420 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:04:19,421 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:04:19,421 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:04:19,421 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:04:19,421 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:04:19,421 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:04:19,421 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:04:19,421 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:19,421 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:04:19,421 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:04:19,422 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:04:19,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:04:19,422 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:04:19,422 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:04:19,422 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:04:19,422 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:19,422 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:04:19,422 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_5c07743d-2a82-408f-9234-9daa9d484f68/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 -> f36483ecd96a678d504aa1c5e89f1eb2c421c0b635bea8f09b8104beac29d623 [2024-11-13 22:04:19,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:04:19,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:04:19,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:04:19,761 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:04:19,762 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:04:19,763 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1072a.c Unable to find full path for "g++" [2024-11-13 22:04:21,745 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:04:22,005 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:04:22,005 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/sv-benchmarks/c/float-newlib/double_req_bl_1072a.c [2024-11-13 22:04:22,017 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/data/e0f5d144d/30a576c7706240eca729aa87fca58702/FLAGb1043ac5c [2024-11-13 22:04:22,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/data/e0f5d144d/30a576c7706240eca729aa87fca58702 [2024-11-13 22:04:22,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:04:22,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:04:22,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:04:22,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:04:22,059 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:04:22,061 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,064 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7763c7cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22, skipping insertion in model container [2024-11-13 22:04:22,064 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,084 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:04:22,306 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_5c07743d-2a82-408f-9234-9daa9d484f68/sv-benchmarks/c/float-newlib/double_req_bl_1072a.c[2254,2267] [2024-11-13 22:04:22,310 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:04:22,329 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:04:22,372 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_5c07743d-2a82-408f-9234-9daa9d484f68/sv-benchmarks/c/float-newlib/double_req_bl_1072a.c[2254,2267] [2024-11-13 22:04:22,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:04:22,399 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:04:22,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22 WrapperNode [2024-11-13 22:04:22,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:04:22,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:04:22,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:04:22,402 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:04:22,409 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,424 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,454 INFO L138 Inliner]: procedures = 20, calls = 34, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 110 [2024-11-13 22:04:22,455 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:04:22,458 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:04:22,458 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:04:22,458 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:04:22,465 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,465 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,468 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,473 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,497 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,503 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,504 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,511 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:04:22,512 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:04:22,512 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:04:22,512 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:04:22,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,526 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:04:22,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:04:22,556 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:04:22,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:04:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:04:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 22:04:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 22:04:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:04:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:04:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:04:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:04:22,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:04:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:04:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:04:22,673 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:04:22,674 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:04:22,914 INFO L? ?]: Removed 15 outVars from TransFormulas that were not future-live. [2024-11-13 22:04:22,914 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:04:22,956 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:04:22,956 INFO L316 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-13 22:04:22,957 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:22 BoogieIcfgContainer [2024-11-13 22:04:22,957 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:04:22,958 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:04:22,958 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:04:22,970 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:04:22,970 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:22" (1/1) ... [2024-11-13 22:04:22,978 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:04:23,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:23,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2024-11-13 22:04:23,036 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2024-11-13 22:04:23,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:04:23,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:23,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:23,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:04:23,043 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:04:23,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:04:23,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:23,253 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:04:23,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:23,309 INFO L255 TraceCheckSpWp]: Trace formula consists of 28 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:04:23,312 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:04:23,336 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 22:04:23,340 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:04:23,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:23,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 24 states and 33 transitions. [2024-11-13 22:04:23,371 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 33 transitions. [2024-11-13 22:04:23,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:04:23,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:23,371 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:23,372 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:04:23,374 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:04:23,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:04:23,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:23,669 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:04:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:23,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:04:23,747 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:04:24,327 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 22:04:24,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:04:25,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:25,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2024-11-13 22:04:25,824 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2024-11-13 22:04:25,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:04:25,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:25,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:25,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:04:25,831 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:04:25,834 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:04:25,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:25,968 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:04:25,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:26,000 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 22:04:26,001 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:04:26,002 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 22:04:26,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:04:26,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:26,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 29 states and 36 transitions. [2024-11-13 22:04:26,014 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2024-11-13 22:04:26,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:04:26,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:04:26,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:04:26,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:04:26,016 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:04:26,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:04:26,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:26,220 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:04:26,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:04:26,256 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:04:26,259 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:04:26,902 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 22:04:26,906 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-13 22:04:29,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:04:29,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-13 22:04:29,170 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-13 22:04:29,171 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:04:29,171 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 22:04:29,179 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:04:29,375 INFO L77 FloydHoareUtils]: At program point trunc_double_returnLabel#1(lines 19 62) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= |ULTIMATE.start_trunc_double_#res#1| (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (fp.add currentRoundingMode .cse0 .cse0)))) [2024-11-13 22:04:29,376 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 79 96) the Hoare annotation is: true [2024-11-13 22:04:29,379 INFO L77 FloydHoareUtils]: At program point L32(lines 32 60) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (_ bv20 32)) (bvadd |ULTIMATE.start_trunc_double_~exponent_less_1023~0#1| (_ bv1023 32))))) (= (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|)) [2024-11-13 22:04:29,380 INFO L77 FloydHoareUtils]: At program point L90(lines 90 93) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (fp.add currentRoundingMode .cse0 .cse0))) (= |ULTIMATE.start_main_#t~ret12#1| (bvadd (_ bv1 32) (bvneg (bvlshr (let ((.cse1 (bvadd (_ bv2146435072 32) (bvneg (bvor (bvlshr (let ((.cse2 ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|))) (bvor (bvneg .cse2) .cse2)) (_ bv31 32)) (bvand ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) (_ bv2147483647 32))))))) (bvor .cse1 (bvneg .cse1))) (_ bv31 32))))))) [2024-11-13 22:04:29,381 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 91) no Hoare annotation was computed. [2024-11-13 22:04:29,381 INFO L77 FloydHoareUtils]: At program point L24-1(lines 24 29) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start_trunc_double_~msw~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)))) (= (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|)) [2024-11-13 22:04:29,381 INFO L77 FloydHoareUtils]: At program point L24-2(lines 24 29) the Hoare annotation is: (= (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|) [2024-11-13 22:04:29,381 INFO L77 FloydHoareUtils]: At program point L24-3(lines 24 29) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= |ULTIMATE.start_trunc_double_~msw~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)))) (= (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|)) [2024-11-13 22:04:29,382 INFO L77 FloydHoareUtils]: At program point L49(lines 49 60) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (_ bv20 32)) (bvadd |ULTIMATE.start_trunc_double_~exponent_less_1023~0#1| (_ bv1023 32))))) (= (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|)) [2024-11-13 22:04:29,382 INFO L75 FloydHoareUtils]: For program point L41-1(lines 41 47) no Hoare annotation was computed. [2024-11-13 22:04:29,382 INFO L75 FloydHoareUtils]: For program point L41-2(lines 41 47) no Hoare annotation was computed. [2024-11-13 22:04:29,382 INFO L75 FloydHoareUtils]: For program point L33(lines 33 48) no Hoare annotation was computed. [2024-11-13 22:04:29,382 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:04:29,382 INFO L75 FloydHoareUtils]: For program point L91(line 91) no Hoare annotation was computed. [2024-11-13 22:04:29,382 INFO L75 FloydHoareUtils]: For program point L54-1(lines 54 59) no Hoare annotation was computed. [2024-11-13 22:04:29,382 INFO L75 FloydHoareUtils]: For program point L54-2(lines 54 59) no Hoare annotation was computed. [2024-11-13 22:04:29,382 INFO L75 FloydHoareUtils]: For program point L54-3(lines 32 60) no Hoare annotation was computed. [2024-11-13 22:04:29,382 INFO L77 FloydHoareUtils]: At program point L50(lines 50 52) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_18| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_18|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_18|)) (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53))) (= (bvashr (bvand (_ bv2146435072 32) ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_18|)) (_ bv20 32)) (bvadd |ULTIMATE.start_trunc_double_~exponent_less_1023~0#1| (_ bv1023 32))))) (= (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)) |ULTIMATE.start_trunc_double_~x#1|)) [2024-11-13 22:04:29,383 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:04:29,383 INFO L77 FloydHoareUtils]: At program point L67-1(lines 67 72) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start_isinf_double_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) |ULTIMATE.start_isinf_double_~hx~0#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (fp.add currentRoundingMode .cse0 .cse0))))) [2024-11-13 22:04:29,383 INFO L75 FloydHoareUtils]: For program point L34-1(lines 34 39) no Hoare annotation was computed. [2024-11-13 22:04:29,383 INFO L77 FloydHoareUtils]: At program point L67-2(lines 67 72) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (fp.add currentRoundingMode .cse0 .cse0)) |ULTIMATE.start_isinf_double_~x#1|)) [2024-11-13 22:04:29,384 INFO L75 FloydHoareUtils]: For program point L34-2(lines 34 39) no Hoare annotation was computed. [2024-11-13 22:04:29,384 INFO L77 FloydHoareUtils]: At program point L67-3(lines 67 72) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_9| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start_isinf_double_~lx~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_9|)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_9|) |ULTIMATE.start_isinf_double_~hx~0#1|) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_9|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_9|)) (let ((.cse0 (fp.div currentRoundingMode ((_ to_fp 11 53) currentRoundingMode 1.0) (_ +zero 11 53)))) (fp.add currentRoundingMode .cse0 .cse0))))) [2024-11-13 22:04:29,391 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 22:04:29,393 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:04:29,394 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:04:29,394 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 22:04:29,395 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:04:29 ImpRootNode [2024-11-13 22:04:29,395 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:04:29,396 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:04:29,396 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:04:29,397 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:04:29,397 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:04:22" (3/4) ... [2024-11-13 22:04:29,400 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:04:29,406 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2024-11-13 22:04:29,406 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-13 22:04:29,406 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 22:04:29,407 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:04:29,552 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:04:29,552 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:04:29,557 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:04:29,558 INFO L158 Benchmark]: Toolchain (without parser) took 7507.53ms. Allocated memory is still 83.9MB. Free memory was 58.0MB in the beginning and 42.0MB in the end (delta: 16.0MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2024-11-13 22:04:29,558 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory was 63.4MB in the beginning and 63.4MB in the end (delta: 18.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:29,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 348.20ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 45.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:04:29,559 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.72ms. Allocated memory is still 83.9MB. Free memory was 45.2MB in the beginning and 43.8MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:04:29,559 INFO L158 Benchmark]: Boogie Preprocessor took 52.83ms. Allocated memory is still 83.9MB. Free memory was 43.8MB in the beginning and 42.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:29,560 INFO L158 Benchmark]: RCFGBuilder took 445.39ms. Allocated memory is still 83.9MB. Free memory was 42.4MB in the beginning and 26.7MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:04:29,560 INFO L158 Benchmark]: CodeCheck took 6437.78ms. Allocated memory is still 83.9MB. Free memory was 26.7MB in the beginning and 46.6MB in the end (delta: -20.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:04:29,560 INFO L158 Benchmark]: Witness Printer took 160.55ms. Allocated memory is still 83.9MB. Free memory was 46.6MB in the beginning and 42.0MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:04:29,566 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, 24 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.2s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 212 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 42 mSDsluCounter, 158 SdHoareTripleChecker+Invalid, 2.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 34 mSDsCounter, 30 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 110 IncrementalHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 30 mSolverCounterUnsat, 124 mSDtfsCounter, 110 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 409 GetRequests, 385 SyntacticMatches, 2 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 52 NumberOfCodeBlocks, 52 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 48 ConstructedInterpolants, 10 QuantifiedInterpolants, 368 SizeOfPredicates, 8 NumberOfNonLiveVariables, 196 ConjunctsInSsa, 25 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: 91]: 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 0.41ms. Allocated memory is still 83.9MB. Free memory was 63.4MB in the beginning and 63.4MB in the end (delta: 18.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 348.20ms. Allocated memory is still 83.9MB. Free memory was 57.7MB in the beginning and 45.2MB in the end (delta: 12.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.72ms. Allocated memory is still 83.9MB. Free memory was 45.2MB in the beginning and 43.8MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.83ms. Allocated memory is still 83.9MB. Free memory was 43.8MB in the beginning and 42.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 445.39ms. Allocated memory is still 83.9MB. Free memory was 42.4MB in the beginning and 26.7MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 6437.78ms. Allocated memory is still 83.9MB. Free memory was 26.7MB in the beginning and 46.6MB in the end (delta: -20.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 160.55ms. Allocated memory is still 83.9MB. Free memory was 46.6MB in the beginning and 42.0MB in the end (delta: 4.7MB). 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: Unknown variable: currentRoundingMode - 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 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression RESULT: Ultimate proved your program to be correct! [2024-11-13 22:04:29,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c07743d-2a82-408f-9234-9daa9d484f68/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