./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/float_req_bl_1091.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_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/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_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/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_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/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 9c301aadcf824cc95473e8bc31e84ff4ca7e703d59978c831f904d5646201155 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:59:34,878 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:59:34,954 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 21:59:34,959 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:59:34,963 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:59:35,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:59:35,003 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:59:35,003 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:59:35,003 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:59:35,004 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:59:35,004 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:59:35,004 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:59:35,004 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:59:35,004 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:59:35,004 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:59:35,004 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:59:35,004 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:59:35,004 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:59:35,004 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:59:35,007 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:59:35,007 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:59:35,007 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:59:35,007 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:59:35,007 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:59:35,007 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:59:35,007 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:59:35,007 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:59:35,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:59:35,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:59:35,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:59:35,008 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:59:35,008 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:59:35,008 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:59:35,008 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_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/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 -> 9c301aadcf824cc95473e8bc31e84ff4ca7e703d59978c831f904d5646201155 [2024-11-13 21:59:35,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:59:35,360 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:59:35,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:59:35,363 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:59:35,364 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:59:35,367 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c Unable to find full path for "g++" [2024-11-13 21:59:37,318 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:59:37,563 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:59:37,564 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2024-11-13 21:59:37,572 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/data/82641ff34/b01cf95990b1454cbe27c39ad7385578/FLAG5b4eb7567 [2024-11-13 21:59:37,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/data/82641ff34/b01cf95990b1454cbe27c39ad7385578 [2024-11-13 21:59:37,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:59:37,590 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:59:37,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:59:37,592 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:59:37,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:59:37,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:37,599 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b3274dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37, skipping insertion in model container [2024-11-13 21:59:37,599 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:37,617 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:59:37,845 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_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/sv-benchmarks/c/float-newlib/float_req_bl_1091.c[1603,1616] [2024-11-13 21:59:37,849 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:59:37,862 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:59:37,902 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_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/sv-benchmarks/c/float-newlib/float_req_bl_1091.c[1603,1616] [2024-11-13 21:59:37,903 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:59:37,928 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:59:37,929 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37 WrapperNode [2024-11-13 21:59:37,929 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:59:37,931 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:59:37,931 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:59:37,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:59:37,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:37,949 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:37,973 INFO L138 Inliner]: procedures = 16, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 106 [2024-11-13 21:59:37,976 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:59:37,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:59:37,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:59:37,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:59:37,986 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:37,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:37,993 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:37,994 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:38,007 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:38,014 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:38,019 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:38,020 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:38,021 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:59:38,024 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:59:38,024 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:59:38,025 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:59:38,026 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:37" (1/1) ... [2024-11-13 21:59:38,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:59:38,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:59:38,065 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:59:38,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:59:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:59:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:59:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:59:38,098 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-13 21:59:38,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 21:59:38,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-13 21:59:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:59:38,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:59:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 21:59:38,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:59:38,180 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:59:38,183 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:59:38,510 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live. [2024-11-13 21:59:38,511 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:59:38,697 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:59:38,697 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 21:59:38,698 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:38 BoogieIcfgContainer [2024-11-13 21:59:38,698 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:59:38,700 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:59:38,701 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:59:38,720 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:59:38,720 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:38" (1/1) ... [2024-11-13 21:59:38,732 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:59:38,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:38,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-11-13 21:59:38,799 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-11-13 21:59:38,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:59:38,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:38,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:38,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:38,926 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 21:59:38,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:38,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-13 21:59:38,947 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-13 21:59:38,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:59:38,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:38,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:59:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:39,001 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:59:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:39,153 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:59:39,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:59:39,202 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-13 21:59:39,242 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:59:39 ImpRootNode [2024-11-13 21:59:39,242 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:59:39,244 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:59:39,244 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:59:39,244 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:59:39,245 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:38" (3/4) ... [2024-11-13 21:59:39,248 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 21:59:39,248 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:59:39,252 INFO L158 Benchmark]: Toolchain (without parser) took 1659.21ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 88.5MB in the end (delta: 4.4MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2024-11-13 21:59:39,252 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 75.0MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:39,253 INFO L158 Benchmark]: CACSL2BoogieTranslator took 338.03ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.4MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:59:39,253 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.99ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 79.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:39,255 INFO L158 Benchmark]: Boogie Preprocessor took 47.17ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.9MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:59:39,256 INFO L158 Benchmark]: RCFGBuilder took 673.85ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 54.5MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 21:59:39,256 INFO L158 Benchmark]: CodeCheck took 541.55ms. Allocated memory is still 117.4MB. Free memory was 54.5MB in the beginning and 88.5MB in the end (delta: -34.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:39,256 INFO L158 Benchmark]: Witness Printer took 4.91ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 88.5MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:39,260 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: 0.5s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 20 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 9 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 9 mSDtfsCounter, 3 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, 0.0s 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: 74]: 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 59, overapproximation of someBinaryArithmeticFLOAToperation at line 68, overapproximation of someBinaryArithmeticFLOAToperation at line 46. Possible FailurePath: [L13] static const float huge_ceil = 1.0e30; [L68] float x = 0.0f / 0.0f; [L70] CALL, EXPR ceil_float(x) [L16] __int32_t i0, j0; [L17] __uint32_t i, ix; VAL [huge_ceil=1000000000000000000000000000000] [L19] ieee_float_shape_type gf_u; [L20] gf_u.value = (x) [L21] EXPR gf_u.word [L21] (i0) = gf_u.word [L23] ix = (i0 & 0x7fffffff) [L24] j0 = (ix >> 23) - 0x7f VAL [huge_ceil=1000000000000000000000000000000, i0=1258291200, ix=1258291200, j0=23, x=2] [L25] COND FALSE !(j0 < 23) [L45] COND FALSE !(!((ix) < 0x7f800000L)) [L48] return x; VAL [\result=2, huge_ceil=1000000000000000000000000000000, i0=1258291200] [L70] RET, EXPR ceil_float(x) [L70] float res = ceil_float(x); [L73] CALL, EXPR isnan_float(res) [L59] return x != x; [L73] RET, EXPR isnan_float(res) [L73] COND TRUE !isnan_float(res) [L74] reach_error() VAL [huge_ceil=1000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory was 75.2MB in the beginning and 75.0MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 338.03ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.4MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.99ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 79.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 47.17ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 78.9MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 673.85ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 54.5MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 541.55ms. Allocated memory is still 117.4MB. Free memory was 54.5MB in the beginning and 88.5MB in the end (delta: -34.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 4.91ms. Allocated memory is still 117.4MB. Free memory was 88.5MB in the beginning and 88.5MB in the end (delta: 21.1kB). 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 21:59:39,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/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_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/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_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/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 9c301aadcf824cc95473e8bc31e84ff4ca7e703d59978c831f904d5646201155 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:59:42,115 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:59:42,263 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 21:59:42,333 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:59:42,334 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:59:42,334 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:59:42,335 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:59:42,335 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:59:42,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:59:42,337 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:59:42,337 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:59:42,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:59:42,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:59:42,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:59:42,337 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:59:42,337 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:59:42,339 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:59:42,340 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:59:42,340 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:59:42,340 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:59:42,340 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:59:42,340 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:59:42,340 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:59:42,340 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:59:42,340 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:59:42,340 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:59:42,341 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:42,341 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:59:42,341 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:59:42,341 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:59:42,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:59:42,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:59:42,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:59:42,342 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:59:42,342 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:42,342 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:59:42,342 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_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/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 -> 9c301aadcf824cc95473e8bc31e84ff4ca7e703d59978c831f904d5646201155 [2024-11-13 21:59:42,752 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:59:42,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:59:42,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:59:42,769 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:59:42,770 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:59:42,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/float-newlib/float_req_bl_1091.c Unable to find full path for "g++" [2024-11-13 21:59:44,759 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:59:45,030 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:59:45,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/sv-benchmarks/c/float-newlib/float_req_bl_1091.c [2024-11-13 21:59:45,042 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/data/17a7e2b5f/a321e66734bb4f0eaeaeaa938608b5e3/FLAGdb91e8027 [2024-11-13 21:59:45,067 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/data/17a7e2b5f/a321e66734bb4f0eaeaeaa938608b5e3 [2024-11-13 21:59:45,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:59:45,074 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:59:45,078 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:59:45,078 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:59:45,084 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:59:45,085 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71766b0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45, skipping insertion in model container [2024-11-13 21:59:45,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,108 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:59:45,320 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_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/sv-benchmarks/c/float-newlib/float_req_bl_1091.c[1603,1616] [2024-11-13 21:59:45,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:59:45,345 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:59:45,378 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_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/sv-benchmarks/c/float-newlib/float_req_bl_1091.c[1603,1616] [2024-11-13 21:59:45,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:59:45,400 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:59:45,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45 WrapperNode [2024-11-13 21:59:45,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:59:45,403 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:59:45,403 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:59:45,403 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:59:45,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,420 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,438 INFO L138 Inliner]: procedures = 19, calls = 17, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2024-11-13 21:59:45,439 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:59:45,439 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:59:45,439 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:59:45,440 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:59:45,447 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,447 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,450 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,451 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,464 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,467 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,469 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,470 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,474 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:59:45,475 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:59:45,475 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:59:45,475 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:59:45,476 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:59:45" (1/1) ... [2024-11-13 21:59:45,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:59:45,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:59:45,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:59:45,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:59:45,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:59:45,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:59:45,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 21:59:45,532 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2024-11-13 21:59:45,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 21:59:45,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:59:45,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:59:45,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2024-11-13 21:59:45,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 21:59:45,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 21:59:45,606 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:59:45,608 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:59:46,280 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-11-13 21:59:46,281 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:59:46,400 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:59:46,401 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 21:59:46,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:46 BoogieIcfgContainer [2024-11-13 21:59:46,401 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:59:46,402 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:59:46,402 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:59:46,412 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:59:46,412 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:46" (1/1) ... [2024-11-13 21:59:46,421 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:59:46,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:46,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2024-11-13 21:59:46,472 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2024-11-13 21:59:46,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:59:46,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:46,475 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:46,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:59:46,478 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:59:46,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:59:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:46,649 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:59:46,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:46,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:59:46,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:46,741 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 21:59:46,748 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:59:46,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:46,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 16 states and 20 transitions. [2024-11-13 21:59:46,832 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 20 transitions. [2024-11-13 21:59:46,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 21:59:46,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:46,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:46,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:59:46,838 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:59:46,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:59:47,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:47,042 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:59:47,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:47,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 21:59:47,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:47,303 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 21:59:47,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 21:59:47,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:47,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 18 states and 24 transitions. [2024-11-13 21:59:47,687 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 24 transitions. [2024-11-13 21:59:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:59:47,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:59:47,689 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:59:47,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:59:47,691 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:59:47,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:59:47,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:47,900 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:59:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:59:47,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 21:59:47,934 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:47,986 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 21:59:47,987 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2024-11-13 21:59:48,196 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 21:59:48,200 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:59:49,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:49,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 9 states and 8 transitions. [2024-11-13 21:59:49,638 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 8 transitions. [2024-11-13 21:59:49,638 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:59:49,638 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 21:59:49,646 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 21:59:49,732 INFO L77 FloydHoareUtils]: At program point L73(lines 73 76) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start_main_#t~ret7#1|) [2024-11-13 21:59:49,732 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 61 79) the Hoare annotation is: true [2024-11-13 21:59:49,732 INFO L75 FloydHoareUtils]: For program point L36(lines 36 37) no Hoare annotation was computed. [2024-11-13 21:59:49,732 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 74) no Hoare annotation was computed. [2024-11-13 21:59:49,733 INFO L77 FloydHoareUtils]: At program point ceil_float_returnLabel#1(lines 15 56) the Hoare annotation is: (exists ((currentRoundingMode RoundingMode)) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) |ULTIMATE.start_ceil_float_#res#1|)) [2024-11-13 21:59:49,733 INFO L75 FloydHoareUtils]: For program point L74(line 74) no Hoare annotation was computed. [2024-11-13 21:59:49,733 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 21:59:49,733 INFO L77 FloydHoareUtils]: At program point L25(lines 25 49) the Hoare annotation is: (and (= (bvadd (_ bv127 32) |ULTIMATE.start_ceil_float_~j0~0#1|) (bvlshr (bvand (_ bv2147483647 32) |ULTIMATE.start_ceil_float_~i0~0#1|) (_ bv23 32))) (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_ceil_float_~i0~0#1|) ((_ extract 30 23) |ULTIMATE.start_ceil_float_~i0~0#1|) ((_ extract 22 0) |ULTIMATE.start_ceil_float_~i0~0#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) |ULTIMATE.start_ceil_float_~x#1|)) [2024-11-13 21:59:49,734 INFO L75 FloydHoareUtils]: For program point L50(lines 50 54) no Hoare annotation was computed. [2024-11-13 21:59:49,734 INFO L75 FloydHoareUtils]: For program point L50-1(lines 50 54) no Hoare annotation was computed. [2024-11-13 21:59:49,734 INFO L75 FloydHoareUtils]: For program point L50-2(lines 50 54) no Hoare annotation was computed. [2024-11-13 21:59:49,734 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 21:59:49,734 INFO L75 FloydHoareUtils]: For program point L26(lines 26 43) no Hoare annotation was computed. [2024-11-13 21:59:49,734 INFO L77 FloydHoareUtils]: At program point L18-1(lines 18 22) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_ceil_float_~i0~0#1|) ((_ extract 30 23) |ULTIMATE.start_ceil_float_~i0~0#1|) ((_ extract 22 0) |ULTIMATE.start_ceil_float_~i0~0#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) |ULTIMATE.start_ceil_float_~x#1|)) [2024-11-13 21:59:49,734 INFO L77 FloydHoareUtils]: At program point L18-2(lines 18 22) the Hoare annotation is: (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) |ULTIMATE.start_ceil_float_~x#1|) [2024-11-13 21:59:49,734 INFO L77 FloydHoareUtils]: At program point L18-3(lines 18 22) the Hoare annotation is: (and (exists ((currentRoundingMode RoundingMode)) (= (fp ((_ extract 31 31) |ULTIMATE.start_ceil_float_~i0~0#1|) ((_ extract 30 23) |ULTIMATE.start_ceil_float_~i0~0#1|) ((_ extract 22 0) |ULTIMATE.start_ceil_float_~i0~0#1|)) (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)))) (= (fp.div currentRoundingMode (_ +zero 8 24) (_ +zero 8 24)) |ULTIMATE.start_ceil_float_~x#1|)) [2024-11-13 21:59:49,742 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 21:59:49,745 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: currentRoundingMode [2024-11-13 21:59:49,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 09:59:49 ImpRootNode [2024-11-13 21:59:49,746 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 21:59:49,747 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 21:59:49,747 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 21:59:49,747 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 21:59:49,748 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:59:46" (3/4) ... [2024-11-13 21:59:49,750 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 21:59:49,758 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2024-11-13 21:59:49,758 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 21:59:49,758 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 21:59:49,759 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 21:59:49,850 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 21:59:49,851 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 21:59:49,851 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 21:59:49,852 INFO L158 Benchmark]: Toolchain (without parser) took 4778.92ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 49.0MB in the end (delta: 11.8MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2024-11-13 21:59:49,852 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:49,853 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.06ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 48.6MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:59:49,854 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.89ms. Allocated memory is still 83.9MB. Free memory was 48.6MB in the beginning and 47.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:49,854 INFO L158 Benchmark]: Boogie Preprocessor took 35.10ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 46.0MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:59:49,855 INFO L158 Benchmark]: RCFGBuilder took 926.42ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 29.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 21:59:49,855 INFO L158 Benchmark]: CodeCheck took 3344.14ms. Allocated memory is still 83.9MB. Free memory was 29.2MB in the beginning and 53.8MB in the end (delta: -24.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:59:49,855 INFO L158 Benchmark]: Witness Printer took 104.16ms. Allocated memory is still 83.9MB. Free memory was 53.8MB in the beginning and 49.0MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:59:49,857 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: 3.2s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 83 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 52 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 12 mSDsCounter, 15 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 59 IncrementalHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 15 mSolverCounterUnsat, 40 mSDtfsCounter, 59 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 191 GetRequests, 172 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 22 ConstructedInterpolants, 4 QuantifiedInterpolants, 101 SizeOfPredicates, 6 NumberOfNonLiveVariables, 96 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 74]: 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 0.54ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.06ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 48.6MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.89ms. Allocated memory is still 83.9MB. Free memory was 48.6MB in the beginning and 47.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.10ms. Allocated memory is still 83.9MB. Free memory was 47.2MB in the beginning and 46.0MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 926.42ms. Allocated memory is still 83.9MB. Free memory was 46.0MB in the beginning and 29.2MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 3344.14ms. Allocated memory is still 83.9MB. Free memory was 29.2MB in the beginning and 53.8MB in the end (delta: -24.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 104.16ms. Allocated memory is still 83.9MB. Free memory was 53.8MB in the beginning and 49.0MB in the end (delta: 4.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: currentRoundingMode RESULT: Ultimate proved your program to be correct! [2024-11-13 21:59:49,888 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e040f89a-a4ec-46ed-9bff-de4cf56fd3d6/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