./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_1051.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_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/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_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1051.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/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_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/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 22112bf5fec517f156789ccf9f4e6d3a5bacd7e511b4f0e72a5035e85c02df36 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:51:31,344 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:51:31,434 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:51:31,441 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:51:31,441 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:51:31,463 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:51:31,464 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:51:31,464 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:51:31,465 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:51:31,465 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:51:31,465 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:51:31,465 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:51:31,466 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:51:31,466 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:51:31,466 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:51:31,466 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:51:31,466 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:51:31,466 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:51:31,466 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:51:31,467 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:51:31,467 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:51:31,467 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:51:31,467 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:51:31,467 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:51:31,467 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:51:31,468 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:51:31,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:51:31,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:51:31,468 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:51:31,468 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:51:31,468 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:51:31,469 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:51:31,469 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:51:31,469 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_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/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 -> 22112bf5fec517f156789ccf9f4e6d3a5bacd7e511b4f0e72a5035e85c02df36 [2024-11-13 16:51:31,793 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:51:31,805 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:51:31,809 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:51:31,811 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:51:31,811 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:51:31,812 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1051.c Unable to find full path for "g++" [2024-11-13 16:51:33,708 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:51:34,036 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:51:34,037 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/sv-benchmarks/c/float-newlib/double_req_bl_1051.c [2024-11-13 16:51:34,046 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/data/b78fc80b5/3750459e441a4340bd5153267588bfc5/FLAGf9cc1abfe [2024-11-13 16:51:34,291 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/data/b78fc80b5/3750459e441a4340bd5153267588bfc5 [2024-11-13 16:51:34,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:51:34,296 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:51:34,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:51:34,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:51:34,302 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:51:34,302 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,303 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39a3e1b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34, skipping insertion in model container [2024-11-13 16:51:34,304 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,320 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:51:34,518 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_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/sv-benchmarks/c/float-newlib/double_req_bl_1051.c[2106,2119] [2024-11-13 16:51:34,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:51:34,531 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:51:34,564 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_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/sv-benchmarks/c/float-newlib/double_req_bl_1051.c[2106,2119] [2024-11-13 16:51:34,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:51:34,578 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:51:34,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34 WrapperNode [2024-11-13 16:51:34,579 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:51:34,580 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:51:34,580 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:51:34,580 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:51:34,587 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,595 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,632 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 174 [2024-11-13 16:51:34,632 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:51:34,637 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:51:34,637 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:51:34,637 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:51:34,647 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,647 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,651 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,681 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,682 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,688 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:51:34,688 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:51:34,689 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:51:34,689 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:51:34,690 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:34" (1/1) ... [2024-11-13 16:51:34,703 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:51:34,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:51:34,728 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:51:34,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:51:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:51:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:51:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:51:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 16:51:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 16:51:34,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 16:51:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:51:34,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:51:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 16:51:34,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:51:34,856 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:51:34,858 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:51:35,247 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-13 16:51:35,248 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:51:35,564 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:51:35,564 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 16:51:35,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:51:35 BoogieIcfgContainer [2024-11-13 16:51:35,564 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:51:35,565 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:51:35,567 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:51:35,577 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:51:35,577 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:51:35" (1/1) ... [2024-11-13 16:51:35,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:51:35,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:35,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2024-11-13 16:51:35,651 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2024-11-13 16:51:35,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:51:35,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:35,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:35,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:35,801 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 16:51:35,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:35,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-13 16:51:35,842 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-13 16:51:35,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 16:51:35,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:35,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:51:35,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:51:35,897 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:51:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:51:36,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:51:36,017 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 16:51:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 16:51:36,065 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 16:51:36,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:51:36 ImpRootNode [2024-11-13 16:51:36,098 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:51:36,099 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:51:36,099 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:51:36,099 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:51:36,100 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:51:35" (3/4) ... [2024-11-13 16:51:36,103 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 16:51:36,104 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:51:36,107 INFO L158 Benchmark]: Toolchain (without parser) took 1809.08ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 64.5MB in the end (delta: 28.8MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2024-11-13 16:51:36,107 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:51:36,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 282.71ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.1MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:51:36,111 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.35ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:51:36,111 INFO L158 Benchmark]: Boogie Preprocessor took 50.96ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:51:36,112 INFO L158 Benchmark]: RCFGBuilder took 876.11ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 84.6MB in the end (delta: -6.6MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2024-11-13 16:51:36,112 INFO L158 Benchmark]: CodeCheck took 532.56ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 64.5MB in the end (delta: 20.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 16:51:36,112 INFO L158 Benchmark]: Witness Printer took 4.95ms. Allocated memory is still 117.4MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:51:36,114 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 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, 24 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 11 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 11 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 55 GetRequests, 55 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, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 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: 95]: 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 90, overapproximation of someBinaryArithmeticDOUBLEoperation at line 51, overapproximation of someBinaryDOUBLEComparisonOperation at line 82. Possible FailurePath: [L16] static const double huge_floor = 1.0e300; [L90] double x = 0.0 / 0.0; [L91] CALL, EXPR floor_double(x) [L19] __int32_t i0, i1, j0; [L20] __uint32_t i, j; VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L22] ieee_double_shape_type ew_u; [L23] ew_u.value = (x) [L24] EXPR ew_u.parts.msw [L24] (i0) = ew_u.parts.msw [L25] EXPR ew_u.parts.lsw [L25] (i1) = ew_u.parts.lsw [L27] j0 = ((i0 >> 20) & 0x7ff) - 0x3ff VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=1127219200, i1=8482, j0=52, x=2] [L28] COND FALSE !(j0 < 20) VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=1127219200, i1=8482, j0=52, x=2] [L49] COND TRUE j0 > 51 [L50] COND FALSE !(j0 == 0x400) [L53] return x; VAL [\result=2, huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, i0=1127219200, i1=8482] [L91] RET, EXPR floor_double(x) [L91] double res = floor_double(x); [L94] CALL, EXPR isnan_double(res) [L82] return x != x; [L94] RET, EXPR isnan_double(res) [L94] COND TRUE !isnan_double(res) [L95] reach_error() VAL [huge_floor=1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 74.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 282.71ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 81.1MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.35ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.4MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.96ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 78.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 876.11ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 84.6MB in the end (delta: -6.6MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * CodeCheck took 532.56ms. Allocated memory is still 117.4MB. Free memory was 84.6MB in the beginning and 64.5MB in the end (delta: 20.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Witness Printer took 4.95ms. Allocated memory is still 117.4MB. Free memory is still 64.5MB. 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 16:51:36,149 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/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_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/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_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_1051.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/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_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/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 22112bf5fec517f156789ccf9f4e6d3a5bacd7e511b4f0e72a5035e85c02df36 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:51:38,963 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:51:39,060 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 16:51:39,101 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:51:39,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:51:39,104 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:51:39,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:51:39,105 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:51:39,105 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:51:39,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:51:39,106 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:51:39,106 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:51:39,106 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:51:39,106 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:51:39,106 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:51:39,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:51:39,107 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:51:39,125 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 16:51:39,125 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:51:39,125 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 16:51:39,125 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:51:39,125 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:51:39,125 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:51:39,125 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:51:39,126 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:51:39,126 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:51:39,126 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:39,126 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 16:51:39,126 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:51:39,126 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:51:39,126 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:51:39,126 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:51:39,126 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:51:39,126 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 16:51:39,126 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:39,127 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 16:51:39,127 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_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/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 -> 22112bf5fec517f156789ccf9f4e6d3a5bacd7e511b4f0e72a5035e85c02df36 [2024-11-13 16:51:39,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:51:39,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:51:39,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:51:39,504 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:51:39,505 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:51:39,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/double_req_bl_1051.c Unable to find full path for "g++" [2024-11-13 16:51:41,390 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:51:41,700 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:51:41,700 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/sv-benchmarks/c/float-newlib/double_req_bl_1051.c [2024-11-13 16:51:41,713 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/data/bdba2440d/c7c6d29fe6a44fd4ba84c80041a6bf5b/FLAGda4e15751 [2024-11-13 16:51:41,739 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/data/bdba2440d/c7c6d29fe6a44fd4ba84c80041a6bf5b [2024-11-13 16:51:41,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:51:41,743 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:51:41,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:51:41,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:51:41,750 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:51:41,751 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:51:41" (1/1) ... [2024-11-13 16:51:41,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e4f9f66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:41, skipping insertion in model container [2024-11-13 16:51:41,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:51:41" (1/1) ... [2024-11-13 16:51:41,772 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:51:41,988 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_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/sv-benchmarks/c/float-newlib/double_req_bl_1051.c[2106,2119] [2024-11-13 16:51:41,994 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:51:42,009 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:51:42,050 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_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/sv-benchmarks/c/float-newlib/double_req_bl_1051.c[2106,2119] [2024-11-13 16:51:42,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:51:42,078 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:51:42,078 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:42 WrapperNode [2024-11-13 16:51:42,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:51:42,080 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:51:42,080 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:51:42,080 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:51:42,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:42" (1/1) ... [2024-11-13 16:51:42,101 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:42" (1/1) ... [2024-11-13 16:51:42,130 INFO L138 Inliner]: procedures = 19, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 99 [2024-11-13 16:51:42,130 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:51:42,131 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:51:42,131 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:51:42,131 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:51:42,141 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:42" (1/1) ... [2024-11-13 16:51:42,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:42" (1/1) ... [2024-11-13 16:51:42,148 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:42" (1/1) ... [2024-11-13 16:51:42,149 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:42" (1/1) ... [2024-11-13 16:51:42,161 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:42" (1/1) ... [2024-11-13 16:51:42,168 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:42" (1/1) ... [2024-11-13 16:51:42,169 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:42" (1/1) ... [2024-11-13 16:51:42,171 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:42" (1/1) ... [2024-11-13 16:51:42,174 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:51:42,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:51:42,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:51:42,179 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:51:42,180 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:51:42" (1/1) ... [2024-11-13 16:51:42,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:51:42,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:51:42,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:51:42,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:51:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:51:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-13 16:51:42,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-13 16:51:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 16:51:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 16:51:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 16:51:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:51:42,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:51:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 16:51:42,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:51:42,337 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:51:42,339 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:51:43,734 INFO L? ?]: Removed 30 outVars from TransFormulas that were not future-live. [2024-11-13 16:51:43,734 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:51:43,926 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:51:43,926 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 16:51:43,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:51:43 BoogieIcfgContainer [2024-11-13 16:51:43,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:51:43,928 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:51:43,928 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:51:43,938 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:51:43,938 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:51:43" (1/1) ... [2024-11-13 16:51:43,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:51:43,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:44,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 18 states and 27 transitions. [2024-11-13 16:51:44,007 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 27 transitions. [2024-11-13 16:51:44,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 16:51:44,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:44,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:44,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:44,014 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:44,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 16:51:44,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:44,178 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:44,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:44,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 16:51:44,213 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:44,235 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 16:51:44,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 16:51:44,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:44,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-13 16:51:44,284 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-13 16:51:44,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 16:51:44,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:44,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:44,285 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:44,286 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:44,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 16:51:44,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:44,515 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:44,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:44,604 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 16:51:44,606 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:44,872 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 16:51:44,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 16:51:45,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:45,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2024-11-13 16:51:45,745 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2024-11-13 16:51:45,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 16:51:45,746 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:45,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:45,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:45,750 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:45,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 16:51:45,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:45,977 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:46,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:46,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 16:51:46,010 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:51:46,417 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 16:51:46,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 16:51:51,384 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.27s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-13 16:51:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:51:51,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2024-11-13 16:51:51,661 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2024-11-13 16:51:51,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 16:51:51,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:51:51,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 16:51:51,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 16:51:51,664 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 16:51:51,666 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 16:51:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:51,844 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 16:51:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:51,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 16:51:51,874 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:52:02,214 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 16:52:02,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 16:52:10,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:52:10,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 10 states and 9 transitions. [2024-11-13 16:52:10,745 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 9 transitions. [2024-11-13 16:52:10,745 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 16:52:10,745 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 5 iterations. [2024-11-13 16:52:10,753 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 16:52:10,914 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 84 100) the Hoare annotation is: true [2024-11-13 16:52:10,915 INFO L77 FloydHoareUtils]: At program point L94(lines 94 97) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret8#1|) [2024-11-13 16:52:10,915 INFO L77 FloydHoareUtils]: At program point L28(lines 28 71) the Hoare annotation is: (and (= (bvadd (_ bv1023 32) |ULTIMATE.start_floor_double_~j0~0#1|) (bvand (_ bv2047 32) (bvashr |ULTIMATE.start_floor_double_~i0~0#1| (_ bv20 32)))) (exists ((|v_skolemized_q#valueAsBitvector_7| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start_floor_double_~i1~0#1| ((_ extract 31 0) |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 (_ +zero 11 53) (_ +zero 11 53))) (= |ULTIMATE.start_floor_double_~i0~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_7|)))) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_floor_double_~x#1|)) [2024-11-13 16:52:10,915 INFO L75 FloydHoareUtils]: For program point L95(line 95) no Hoare annotation was computed. [2024-11-13 16:52:10,915 INFO L75 FloydHoareUtils]: For program point L29(lines 29 48) no Hoare annotation was computed. [2024-11-13 16:52:10,915 INFO L77 FloydHoareUtils]: At program point L21-1(lines 21 26) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_7| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start_floor_double_~i1~0#1| ((_ extract 31 0) |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 (_ +zero 11 53) (_ +zero 11 53))) (= |ULTIMATE.start_floor_double_~i0~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_7|)))) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_floor_double_~x#1|)) [2024-11-13 16:52:10,915 INFO L77 FloydHoareUtils]: At program point L21-2(lines 21 26) the Hoare annotation is: (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_floor_double_~x#1|) [2024-11-13 16:52:10,916 INFO L77 FloydHoareUtils]: At program point L21-3(lines 21 26) the Hoare annotation is: (and (exists ((|v_skolemized_q#valueAsBitvector_7| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= |ULTIMATE.start_floor_double_~i1~0#1| ((_ extract 31 0) |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 (_ +zero 11 53) (_ +zero 11 53))) (= |ULTIMATE.start_floor_double_~i0~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_7|)))) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_floor_double_~x#1|)) [2024-11-13 16:52:10,916 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 16:52:10,916 INFO L77 FloydHoareUtils]: At program point floor_double_returnLabel#1(lines 18 79) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_floor_double_#res#1|)) [2024-11-13 16:52:10,916 INFO L75 FloydHoareUtils]: For program point L72(lines 72 77) no Hoare annotation was computed. [2024-11-13 16:52:10,916 INFO L75 FloydHoareUtils]: For program point L72-1(lines 72 77) no Hoare annotation was computed. [2024-11-13 16:52:10,916 INFO L75 FloydHoareUtils]: For program point L72-2(lines 72 77) no Hoare annotation was computed. [2024-11-13 16:52:10,916 INFO L75 FloydHoareUtils]: For program point L56(lines 56 57) no Hoare annotation was computed. [2024-11-13 16:52:10,916 INFO L75 FloydHoareUtils]: For program point L40(lines 40 41) no Hoare annotation was computed. [2024-11-13 16:52:10,916 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 95) no Hoare annotation was computed. [2024-11-13 16:52:10,917 INFO L77 FloydHoareUtils]: At program point L49(lines 49 71) the Hoare annotation is: (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) |ULTIMATE.start_floor_double_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_10| (_ BitVec 64)) (currentRoundingMode RoundingMode)) (and (= (fp.div currentRoundingMode (_ +zero 11 53) (_ +zero 11 53)) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_10|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_10|))) (= (bvadd (_ bv1023 32) |ULTIMATE.start_floor_double_~j0~0#1|) (bvand (_ bv2047 32) (bvashr ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_10|) (_ bv20 32))))))) [2024-11-13 16:52:10,917 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 16:52:10,926 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 16:52:10,927 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 16:52:10,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 04:52:10 ImpRootNode [2024-11-13 16:52:10,929 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 16:52:10,930 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 16:52:10,930 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 16:52:10,930 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 16:52:10,931 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:51:43" (3/4) ... [2024-11-13 16:52:10,933 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 16:52:10,940 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-13 16:52:10,941 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 16:52:10,941 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 16:52:10,941 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 16:52:11,027 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 16:52:11,027 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 16:52:11,027 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 16:52:11,028 INFO L158 Benchmark]: Toolchain (without parser) took 29284.94ms. Allocated memory is still 83.9MB. Free memory was 61.3MB in the beginning and 40.7MB in the end (delta: 20.7MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2024-11-13 16:52:11,029 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:52:11,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.24ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 48.7MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:52:11,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.59ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 47.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 16:52:11,030 INFO L158 Benchmark]: Boogie Preprocessor took 47.64ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 46.0MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:52:11,031 INFO L158 Benchmark]: RCFGBuilder took 1747.79ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 51.7MB in the end (delta: -5.9MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2024-11-13 16:52:11,032 INFO L158 Benchmark]: CodeCheck took 27001.46ms. Allocated memory is still 83.9MB. Free memory was 51.7MB in the beginning and 46.1MB in the end (delta: 5.6MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. [2024-11-13 16:52:11,032 INFO L158 Benchmark]: Witness Printer took 97.82ms. Allocated memory is still 83.9MB. Free memory was 46.1MB in the beginning and 40.7MB in the end (delta: 5.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 16:52:11,035 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 26.8s, OverallIterations: 5, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 148 SdHoareTripleChecker+Valid, 10.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31 mSDsluCounter, 106 SdHoareTripleChecker+Invalid, 10.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 26 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 105 IncrementalHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 80 mSDtfsCounter, 105 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 293 GetRequests, 261 SyntacticMatches, 6 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 20.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 11.1s InterpolantComputationTime, 37 NumberOfCodeBlocks, 37 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 33 ConstructedInterpolants, 8 QuantifiedInterpolants, 229 SizeOfPredicates, 11 NumberOfNonLiveVariables, 138 ConjunctsInSsa, 27 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: 95]: 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 0.48ms. Allocated memory is still 83.9MB. Free memory is still 51.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.24ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 48.7MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.59ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 47.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.64ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 46.0MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1747.79ms. Allocated memory is still 83.9MB. Free memory was 45.8MB in the beginning and 51.7MB in the end (delta: -5.9MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 27001.46ms. Allocated memory is still 83.9MB. Free memory was 51.7MB in the beginning and 46.1MB in the end (delta: 5.6MB). Peak memory consumption was 1.7MB. Max. memory is 16.1GB. * Witness Printer took 97.82ms. Allocated memory is still 83.9MB. Free memory was 46.1MB in the beginning and 40.7MB in the end (delta: 5.5MB). 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 RESULT: Ultimate proved your program to be correct! [2024-11-13 16:52:11,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f9cde2d-d6a5-4081-a12e-54846cd1ea89/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