./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1031.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_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/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_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1031.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/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_1ee85a7a-dc96-4552-a562-7b031a376371/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 635b3a6bb693049216965e64098ae1bc2a282d094f3ff6d9621a11efee2ca89f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:32:19,705 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:32:19,770 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:32:19,775 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:32:19,775 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:32:19,811 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:32:19,812 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:32:19,812 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:32:19,813 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:32:19,813 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:32:19,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:32:19,813 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:32:19,813 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:32:19,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:32:19,813 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:32:19,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:32:19,814 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:32:19,814 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:32:19,814 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:32:19,814 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:32:19,814 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:32:19,814 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:32:19,814 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:32:19,814 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:32:19,815 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:32:19,815 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:32:19,815 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:32:19,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:32:19,815 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:32:19,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:32:19,815 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:32:19,815 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:32:19,815 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:32:19,816 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_1ee85a7a-dc96-4552-a562-7b031a376371/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 -> 635b3a6bb693049216965e64098ae1bc2a282d094f3ff6d9621a11efee2ca89f [2024-11-13 21:32:20,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:32:20,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:32:20,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:32:20,145 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:32:20,146 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:32:20,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1031.c Unable to find full path for "g++" [2024-11-13 21:32:22,174 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:32:22,407 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:32:22,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/sv-benchmarks/c/float-newlib/float_req_bl_1031.c [2024-11-13 21:32:22,422 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/data/6a8618a44/7136e4a4e3a74fec80739329340328d0/FLAG806589895 [2024-11-13 21:32:22,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/data/6a8618a44/7136e4a4e3a74fec80739329340328d0 [2024-11-13 21:32:22,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:32:22,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:32:22,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:32:22,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:32:22,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:32:22,452 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c1a8e2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22, skipping insertion in model container [2024-11-13 21:32:22,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,469 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:32:22,639 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_1ee85a7a-dc96-4552-a562-7b031a376371/sv-benchmarks/c/float-newlib/float_req_bl_1031.c[1571,1584] [2024-11-13 21:32:22,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:32:22,652 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:32:22,685 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_1ee85a7a-dc96-4552-a562-7b031a376371/sv-benchmarks/c/float-newlib/float_req_bl_1031.c[1571,1584] [2024-11-13 21:32:22,690 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:32:22,714 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:32:22,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22 WrapperNode [2024-11-13 21:32:22,715 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:32:22,716 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:32:22,716 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:32:22,716 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:32:22,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,731 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,756 INFO L138 Inliner]: procedures = 16, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 115 [2024-11-13 21:32:22,757 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:32:22,758 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:32:22,758 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:32:22,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:32:22,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,767 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,774 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,792 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,800 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,802 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:32:22,802 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:32:22,802 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:32:22,803 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:32:22,807 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:22" (1/1) ... [2024-11-13 21:32:22,820 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:32:22,837 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:32:22,849 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:32:22,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:32:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:32:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:32:22,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:32:22,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 21:32:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:32:22,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 21:32:22,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:32:22,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:32:22,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:32:22,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:32:22,985 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:32:22,987 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:32:23,284 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 21:32:23,284 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:32:23,486 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:32:23,490 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 21:32:23,490 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:23 BoogieIcfgContainer [2024-11-13 21:32:23,490 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:32:23,491 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:32:23,491 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:32:23,503 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:32:23,504 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:23" (1/1) ... [2024-11-13 21:32:23,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:32:23,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:23,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-11-13 21:32:23,579 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-11-13 21:32:23,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:32:23,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:23,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:32:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:23,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:32:23,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:23,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-13 21:32:23,778 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-13 21:32:23,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:32:23,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:23,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:32:23,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:32:23,882 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:32:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:32:24,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:32:24,033 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:32:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:32:24,078 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:32:24,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:32:24 ImpRootNode [2024-11-13 21:32:24,116 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:32:24,116 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:32:24,116 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:32:24,117 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:32:24,118 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:23" (3/4) ... [2024-11-13 21:32:24,120 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:32:24,121 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:32:24,124 INFO L158 Benchmark]: Toolchain (without parser) took 1677.24ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 57.3MB in the end (delta: 60.5MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2024-11-13 21:32:24,125 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 75.5MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:32:24,125 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.88ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 106.3MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:32:24,126 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.95ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:32:24,130 INFO L158 Benchmark]: Boogie Preprocessor took 43.58ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 103.7MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:32:24,130 INFO L158 Benchmark]: RCFGBuilder took 688.02ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 78.8MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:32:24,130 INFO L158 Benchmark]: CodeCheck took 624.52ms. Allocated memory is still 142.6MB. Free memory was 78.6MB in the beginning and 57.6MB in the end (delta: 21.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:32:24,131 INFO L158 Benchmark]: Witness Printer took 4.80ms. Allocated memory is still 142.6MB. Free memory was 57.6MB in the beginning and 57.3MB in the end (delta: 251.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:32:24,133 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, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 8 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, 8 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 46 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 6 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 72]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 57, overapproximation of bitwiseAnd at line 24, overapproximation of someBinaryArithmeticFLOAToperation at line 67, overapproximation of someBinaryArithmeticFLOAToperation at line 44. Possible FailurePath: [L67] float x = 0.0f / 0.0f; [L68] CALL, EXPR round_float(x) [L14] __uint32_t w; [L16] int exponent_less_127; [L19] ieee_float_shape_type gf_u; [L20] gf_u.value = (x) [L21] EXPR gf_u.word [L21] (w) = gf_u.word [L24] EXPR w & 0x7f800000 [L24] exponent_less_127 = (int)((w & 0x7f800000) >> 23) - 127 [L26] COND FALSE !(exponent_less_127 < 23) [L42] COND FALSE !(exponent_less_127 == 128) [L46] return x; VAL [\result=2, w=2139095041] [L68] RET, EXPR round_float(x) [L68] float res = round_float(x); [L71] CALL, EXPR isnan_float(res) [L57] return x != x; [L71] RET, EXPR isnan_float(res) [L71] COND TRUE !isnan_float(res) [L72] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory was 75.7MB in the beginning and 75.5MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.88ms. Allocated memory is still 142.6MB. Free memory was 117.8MB in the beginning and 106.3MB in the end (delta: 11.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.95ms. Allocated memory is still 142.6MB. Free memory was 106.3MB in the beginning and 105.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 43.58ms. Allocated memory is still 142.6MB. Free memory was 105.0MB in the beginning and 103.7MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 688.02ms. Allocated memory is still 142.6MB. Free memory was 103.7MB in the beginning and 78.8MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 624.52ms. Allocated memory is still 142.6MB. Free memory was 78.6MB in the beginning and 57.6MB in the end (delta: 21.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 4.80ms. Allocated memory is still 142.6MB. Free memory was 57.6MB in the beginning and 57.3MB in the end (delta: 251.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 21:32:24,158 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/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_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/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_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1031.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/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_1ee85a7a-dc96-4552-a562-7b031a376371/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 635b3a6bb693049216965e64098ae1bc2a282d094f3ff6d9621a11efee2ca89f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:32:26,848 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:32:26,983 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:32:27,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:32:27,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:32:27,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:32:27,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:32:27,012 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:32:27,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:32:27,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:32:27,012 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:32:27,013 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:32:27,013 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:32:27,013 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:32:27,013 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:32:27,013 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:32:27,013 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:32:27,013 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:32:27,014 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:32:27,014 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:32:27,014 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:32:27,014 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:32:27,014 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:32:27,014 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:32:27,014 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:32:27,015 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:32:27,015 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:27,015 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:32:27,015 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:32:27,015 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:32:27,015 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:32:27,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:32:27,016 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:32:27,016 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:32:27,016 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:27,016 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:32:27,016 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_1ee85a7a-dc96-4552-a562-7b031a376371/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 -> 635b3a6bb693049216965e64098ae1bc2a282d094f3ff6d9621a11efee2ca89f [2024-11-13 21:32:27,343 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:32:27,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:32:27,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:32:27,356 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:32:27,357 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:32:27,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1031.c Unable to find full path for "g++" [2024-11-13 21:32:29,234 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:32:29,517 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:32:29,520 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/sv-benchmarks/c/float-newlib/float_req_bl_1031.c [2024-11-13 21:32:29,531 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/data/1aab86fbc/488eb2cf050c4a6c8c929d5258be877a/FLAG304a6ae3e [2024-11-13 21:32:29,555 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/data/1aab86fbc/488eb2cf050c4a6c8c929d5258be877a [2024-11-13 21:32:29,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:32:29,559 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:32:29,561 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:32:29,562 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:32:29,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:32:29,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,569 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ece2235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29, skipping insertion in model container [2024-11-13 21:32:29,571 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,587 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:32:29,785 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_1ee85a7a-dc96-4552-a562-7b031a376371/sv-benchmarks/c/float-newlib/float_req_bl_1031.c[1571,1584] [2024-11-13 21:32:29,789 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:32:29,807 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:32:29,838 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_1ee85a7a-dc96-4552-a562-7b031a376371/sv-benchmarks/c/float-newlib/float_req_bl_1031.c[1571,1584] [2024-11-13 21:32:29,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:32:29,865 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:32:29,867 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29 WrapperNode [2024-11-13 21:32:29,867 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:32:29,869 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:32:29,869 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:32:29,869 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:32:29,879 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,894 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,918 INFO L138 Inliner]: procedures = 19, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2024-11-13 21:32:29,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:32:29,920 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:32:29,920 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:32:29,920 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:32:29,927 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,928 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,935 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,952 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,955 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,962 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,963 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,967 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:32:29,971 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:32:29,972 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:32:29,973 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:32:29,974 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:32:29" (1/1) ... [2024-11-13 21:32:29,982 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:32:29,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:32:30,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:32:30,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:32:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:32:30,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:32:30,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:32:30,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:32:30,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:32:30,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:32:30,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:32:30,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:32:30,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:32:30,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:32:30,128 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:32:30,130 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:32:30,413 INFO L? ?]: Removed 20 outVars from TransFormulas that were not future-live. [2024-11-13 21:32:30,413 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:32:30,477 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:32:30,478 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 21:32:30,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:30 BoogieIcfgContainer [2024-11-13 21:32:30,478 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:32:30,479 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:32:30,479 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:32:30,491 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:32:30,491 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:30" (1/1) ... [2024-11-13 21:32:30,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:32:30,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:30,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-11-13 21:32:30,555 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-11-13 21:32:30,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:32:30,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:30,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:30,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:30,562 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:30,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:32:30,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:30,682 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:32:30,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:30,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 21 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:32:30,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:32:30,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:32:30,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:32:30,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:30,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-13 21:32:30,808 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-13 21:32:30,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:32:30,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:32:30,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:32:30,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:32:30,811 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:32:30,814 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:32:30,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:30,958 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:32:31,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:32:31,006 INFO L255 TraceCheckSpWp]: Trace formula consists of 33 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:32:31,009 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:32:31,098 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:32:31,100 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 13 [2024-11-13 21:32:31,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 21:32:31,501 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:32:32,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:32:32,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2024-11-13 21:32:32,178 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-13 21:32:32,178 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:32:32,179 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-11-13 21:32:32,190 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:32:32,283 INFO L75 FloydHoareUtils]: For program point L27(lines 27 40) no Hoare annotation was computed. [2024-11-13 21:32:32,284 INFO L75 FloydHoareUtils]: For program point L48(lines 48 52) no Hoare annotation was computed. [2024-11-13 21:32:32,284 INFO L75 FloydHoareUtils]: For program point L48-1(lines 48 52) no Hoare annotation was computed. [2024-11-13 21:32:32,284 INFO L75 FloydHoareUtils]: For program point L48-2(lines 48 52) no Hoare annotation was computed. [2024-11-13 21:32:32,284 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 59 77) the Hoare annotation is: true [2024-11-13 21:32:32,284 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 72) no Hoare annotation was computed. [2024-11-13 21:32:32,284 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:32:32,284 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:32:32,284 INFO L77 FloydHoareUtils]: At program point L71(lines 71 74) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret7#1|) [2024-11-13 21:32:32,285 INFO L77 FloydHoareUtils]: At program point round_float_returnLabel#1(lines 13 54) the Hoare annotation is: (exists ((|ULTIMATE.start_round_float_~w~0#1| (_ BitVec 32)) (currentRoundingMode RoundingMode)) (let ((.cse0 (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (and (= (fp ((_ extract 31 31) |ULTIMATE.start_round_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_round_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_round_float_~w~0#1|)) .cse0) (= (fp.add currentRoundingMode .cse0 .cse0) |ULTIMATE.start_round_float_#res#1|)))) [2024-11-13 21:32:32,285 INFO L75 FloydHoareUtils]: For program point L34(lines 34 36) no Hoare annotation was computed. [2024-11-13 21:32:32,285 INFO L77 FloydHoareUtils]: At program point L26(lines 26 47) the Hoare annotation is: (and (exists ((|ULTIMATE.start_round_float_~w~0#1| (_ BitVec 32))) (and (= (bvadd (_ bv127 32) |ULTIMATE.start_round_float_~exponent_less_127~0#1|) (bvlshr (bvand |ULTIMATE.start_round_float_~w~0#1| (_ bv2139095040 32)) (_ bv23 32))) (= (fp ((_ extract 31 31) |ULTIMATE.start_round_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_round_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_round_float_~w~0#1|)) |ULTIMATE.start_round_float_~x#1|))) (= |ULTIMATE.start_round_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) [2024-11-13 21:32:32,285 INFO L77 FloydHoareUtils]: At program point L18-1(lines 18 22) the Hoare annotation is: (and (= |ULTIMATE.start_round_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (= (fp ((_ extract 31 31) |ULTIMATE.start_round_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_round_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_round_float_~w~0#1|)) |ULTIMATE.start_round_float_~x#1|)) [2024-11-13 21:32:32,285 INFO L77 FloydHoareUtils]: At program point L18-2(lines 18 22) the Hoare annotation is: (= |ULTIMATE.start_round_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) [2024-11-13 21:32:32,286 INFO L77 FloydHoareUtils]: At program point L18-3(lines 18 22) the Hoare annotation is: (and (= |ULTIMATE.start_round_float_~x#1| (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24))) (= (fp ((_ extract 31 31) |ULTIMATE.start_round_float_~w~0#1|) ((_ extract 30 23) |ULTIMATE.start_round_float_~w~0#1|) ((_ extract 22 0) |ULTIMATE.start_round_float_~w~0#1|)) |ULTIMATE.start_round_float_~x#1|)) [2024-11-13 21:32:32,286 INFO L75 FloydHoareUtils]: For program point L72(line 72) no Hoare annotation was computed. [2024-11-13 21:32:32,294 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 21:32:32,297 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:32:32,298 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:32:32 ImpRootNode [2024-11-13 21:32:32,298 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:32:32,299 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:32:32,299 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:32:32,299 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:32:32,300 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:32:30" (3/4) ... [2024-11-13 21:32:32,303 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:32:32,310 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-13 21:32:32,310 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 21:32:32,310 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:32:32,310 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:32:32,390 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:32:32,391 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:32:32,392 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:32:32,393 INFO L158 Benchmark]: Toolchain (without parser) took 2834.42ms. Allocated memory is still 83.9MB. Free memory was 61.2MB in the beginning and 22.9MB in the end (delta: 38.3MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2024-11-13 21:32:32,394 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 83.9MB. Free memory was 64.6MB in the beginning and 64.6MB in the end (delta: 35.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:32:32,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 306.43ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 49.1MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:32:32,395 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.38ms. Allocated memory is still 83.9MB. Free memory was 49.1MB in the beginning and 47.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:32:32,396 INFO L158 Benchmark]: Boogie Preprocessor took 47.92ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 46.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:32:32,396 INFO L158 Benchmark]: RCFGBuilder took 507.45ms. Allocated memory is still 83.9MB. Free memory was 46.4MB in the beginning and 32.9MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:32:32,397 INFO L158 Benchmark]: CodeCheck took 1818.99ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 27.6MB in the end (delta: 5.0MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. [2024-11-13 21:32:32,397 INFO L158 Benchmark]: Witness Printer took 93.66ms. Allocated memory is still 83.9MB. Free memory was 27.6MB in the beginning and 22.9MB in the end (delta: 4.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:32:32,400 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, 16 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.7s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 43 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 22 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33 IncrementalHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 20 mSDtfsCounter, 33 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 110 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 15 NumberOfCodeBlocks, 15 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 13 ConstructedInterpolants, 2 QuantifiedInterpolants, 101 SizeOfPredicates, 3 NumberOfNonLiveVariables, 54 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 72]: 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 0.43ms. Allocated memory is still 83.9MB. Free memory was 64.6MB in the beginning and 64.6MB in the end (delta: 35.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 306.43ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 49.1MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.38ms. Allocated memory is still 83.9MB. Free memory was 49.1MB in the beginning and 47.8MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.92ms. Allocated memory is still 83.9MB. Free memory was 47.8MB in the beginning and 46.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 507.45ms. Allocated memory is still 83.9MB. Free memory was 46.4MB in the beginning and 32.9MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 1818.99ms. Allocated memory is still 83.9MB. Free memory was 32.6MB in the beginning and 27.6MB in the end (delta: 5.0MB). Peak memory consumption was 4.3MB. Max. memory is 16.1GB. * Witness Printer took 93.66ms. Allocated memory is still 83.9MB. Free memory was 27.6MB in the beginning and 22.9MB 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 RESULT: Ultimate proved your program to be correct! [2024-11-13 21:32:32,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ee85a7a-dc96-4552-a562-7b031a376371/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE