./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3 --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 dab30decfbae0c46e4e194ef831d046546cde9953841ff8fbd0a15005d51c024 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:11:50,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:11:50,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:11:50,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:11:50,215 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:11:50,245 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:11:50,246 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:11:50,246 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:11:50,247 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:11:50,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:11:50,247 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:11:50,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:11:50,248 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:11:50,248 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:11:50,248 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:11:50,248 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:11:50,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:11:50,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:11:50,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:11:50,249 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:11:50,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:11:50,249 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:11:50,250 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:11:50,250 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:11:50,250 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:11:50,250 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:11:50,251 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:11:50,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:11:50,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:11:50,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:11:50,251 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:11:50,252 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:11:50,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:11:50,252 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_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3 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 -> dab30decfbae0c46e4e194ef831d046546cde9953841ff8fbd0a15005d51c024 [2024-11-25 02:11:50,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:11:50,712 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:11:50,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:11:50,717 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:11:50,717 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:11:50,719 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2024-11-25 02:11:54,456 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/data/44dc4d4c8/4404565a11f544d78109b8cb70353ac6/FLAGe9ad4867c [2024-11-25 02:11:54,834 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:11:54,836 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2024-11-25 02:11:54,855 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/data/44dc4d4c8/4404565a11f544d78109b8cb70353ac6/FLAGe9ad4867c [2024-11-25 02:11:54,921 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/data/44dc4d4c8/4404565a11f544d78109b8cb70353ac6 [2024-11-25 02:11:54,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:11:54,930 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:11:54,932 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:11:54,932 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:11:54,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:11:54,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:11:54" (1/1) ... [2024-11-25 02:11:54,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@222c7049 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:54, skipping insertion in model container [2024-11-25 02:11:54,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:11:54" (1/1) ... [2024-11-25 02:11:54,982 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:11:55,250 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_a900ce3e-1b26-45ec-89b6-94043f413402/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[1545,1558] [2024-11-25 02:11:55,275 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_a900ce3e-1b26-45ec-89b6-94043f413402/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[2749,2762] [2024-11-25 02:11:55,291 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:11:55,310 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:11:55,331 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_a900ce3e-1b26-45ec-89b6-94043f413402/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[1545,1558] [2024-11-25 02:11:55,338 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_a900ce3e-1b26-45ec-89b6-94043f413402/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[2749,2762] [2024-11-25 02:11:55,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:11:55,364 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:11:55,365 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55 WrapperNode [2024-11-25 02:11:55,365 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:11:55,367 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:11:55,367 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:11:55,367 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:11:55,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55" (1/1) ... [2024-11-25 02:11:55,386 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55" (1/1) ... [2024-11-25 02:11:55,411 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 173 [2024-11-25 02:11:55,412 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:11:55,412 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:11:55,413 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:11:55,413 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:11:55,423 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55" (1/1) ... [2024-11-25 02:11:55,423 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55" (1/1) ... [2024-11-25 02:11:55,425 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55" (1/1) ... [2024-11-25 02:11:55,427 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55" (1/1) ... [2024-11-25 02:11:55,437 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55" (1/1) ... [2024-11-25 02:11:55,442 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55" (1/1) ... [2024-11-25 02:11:55,445 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55" (1/1) ... [2024-11-25 02:11:55,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55" (1/1) ... [2024-11-25 02:11:55,451 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55" (1/1) ... [2024-11-25 02:11:55,457 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:11:55,462 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:11:55,462 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:11:55,462 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:11:55,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:11:55" (1/1) ... [2024-11-25 02:11:55,478 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:11:55,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:11:55,527 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:11:55,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:11:55,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:11:55,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:11:55,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:11:55,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:11:55,657 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:11:55,659 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:11:55,950 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-25 02:11:55,950 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:11:56,053 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:11:56,057 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:11:56,058 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:11:56 BoogieIcfgContainer [2024-11-25 02:11:56,058 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:11:56,059 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:11:56,059 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:11:56,079 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:11:56,079 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:11:56" (1/1) ... [2024-11-25 02:11:56,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:11:56,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:11:56,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2024-11-25 02:11:56,189 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2024-11-25 02:11:56,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:11:56,192 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:11:56,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:11:56,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:11:56,346 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:11:56,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:11:56,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:11:56,488 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:11:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:11:56,547 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-25 02:11:56,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:11:56 ImpRootNode [2024-11-25 02:11:56,592 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:11:56,592 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:11:56,593 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:11:56,593 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:11:56,594 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:11:56" (3/4) ... [2024-11-25 02:11:56,597 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 02:11:56,599 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:11:56,600 INFO L158 Benchmark]: Toolchain (without parser) took 1672.84ms. Allocated memory is still 117.4MB. Free memory was 95.4MB in the beginning and 50.5MB in the end (delta: 45.0MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-25 02:11:56,601 INFO L158 Benchmark]: CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:11:56,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 434.57ms. Allocated memory is still 117.4MB. Free memory was 95.2MB in the beginning and 82.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:11:56,602 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.94ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:11:56,602 INFO L158 Benchmark]: Boogie Preprocessor took 48.45ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.4MB in the end (delta: 835.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:11:56,603 INFO L158 Benchmark]: RCFGBuilder took 596.28ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 64.5MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:11:56,604 INFO L158 Benchmark]: CodeCheck took 532.69ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 50.7MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:11:56,604 INFO L158 Benchmark]: Witness Printer took 6.62ms. Allocated memory is still 117.4MB. Free memory was 50.7MB in the beginning and 50.5MB in the end (delta: 280.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:11:56,607 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, 36 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.4s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 13 NumberOfCodeBlocks, 13 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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, ConComCheckerStatistics: No data available - UnprovableResult [Line: 70]: 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 52, overapproximation of someBinaryDOUBLEComparisonOperation at line 36, overapproximation of someBinaryDOUBLEComparisonOperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 44, overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 34, overapproximation of to_real at line 27, overapproximation of someBinaryArithmeticFLOAToperation at line 51. Possible FailurePath: [L1] int __return_main; [L12] int __tmp_160_0; [L13] int __tmp_160_1; [L14] int __tmp_160_2; [L15] int __tmp_142_0; [L16] int __tmp_142_1; [L17] int __tmp_136_0; [L18] int __return_165; [L21] float main__X; [L22] float main__Y; [L23] float main__S; [L24] float main__R; [L25] float main__D; [L26] int main__i; [L27] main__Y = 0 [L28] main__i = 0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__i=0] [L29] COND TRUE main__i < 100000 [L31] main__X = __VERIFIER_nondet_float() [L32] main__D = __VERIFIER_nondet_float() [L33] int main____CPAchecker_TMP_0; VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__i=0] [L34] COND TRUE main__X >= -128.0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__i=0] [L36] COND TRUE main__X <= 128.0 [L38] main____CPAchecker_TMP_0 = 1 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main____CPAchecker_TMP_0=1, main__i=0] [L39] COND TRUE main____CPAchecker_TMP_0 != 0 [L41] int main____CPAchecker_TMP_1; VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main____CPAchecker_TMP_0=1, main__i=0] [L42] COND TRUE main__D >= 0.0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main____CPAchecker_TMP_0=1, main__i=0] [L44] COND TRUE main__D <= 16.0 [L46] main____CPAchecker_TMP_1 = 1 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main__i=0] [L47] COND TRUE main____CPAchecker_TMP_1 != 0 [L49] main__S = main__Y [L50] main__Y = main__X [L51] main__R = main__X - main__S [L52] COND FALSE !(main__R <= (-main__D)) [L227] COND FALSE !(main__R >= main__D) [L56] int main____CPAchecker_TMP_2; VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main__i=0] [L57] COND FALSE !(main__Y >= -129.0) VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main__i=0] [L216] main____CPAchecker_TMP_2 = 0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main____CPAchecker_TMP_2=0, main__i=0] [L64] int __tmp_1; [L65] __tmp_1 = main____CPAchecker_TMP_2 [L66] int __VERIFIER_assert__cond; [L67] __VERIFIER_assert__cond = __tmp_1 VAL [__VERIFIER_assert__cond=0, __return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main____CPAchecker_TMP_2=0, main__i=0] [L68] COND TRUE __VERIFIER_assert__cond == 0 VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main____CPAchecker_TMP_2=0, main__i=0] [L70] reach_error() VAL [__return_165=0, __return_main=0, __tmp_136_0=0, __tmp_142_0=0, __tmp_142_1=0, __tmp_160_0=0, __tmp_160_1=0, __tmp_160_2=0, main__Y=2, main____CPAchecker_TMP_0=1, main____CPAchecker_TMP_1=1, main____CPAchecker_TMP_2=0, main__i=0] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.53ms. Allocated memory is still 142.6MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 434.57ms. Allocated memory is still 117.4MB. Free memory was 95.2MB in the beginning and 82.9MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.94ms. Allocated memory is still 117.4MB. Free memory was 82.9MB in the beginning and 81.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 48.45ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.4MB in the end (delta: 835.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 596.28ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 64.5MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 532.69ms. Allocated memory is still 117.4MB. Free memory was 64.5MB in the beginning and 50.7MB in the end (delta: 13.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 6.62ms. Allocated memory is still 117.4MB. Free memory was 50.7MB in the beginning and 50.5MB in the end (delta: 280.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 02:11:56,634 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/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_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3 --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 dab30decfbae0c46e4e194ef831d046546cde9953841ff8fbd0a15005d51c024 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:12:00,078 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:12:00,208 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:12:00,244 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:12:00,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:12:00,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:12:00,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:12:00,246 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:12:00,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:12:00,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:12:00,247 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:12:00,247 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:12:00,247 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:12:00,247 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:12:00,247 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:12:00,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:12:00,247 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:12:00,248 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:12:00,248 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:12:00,248 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:12:00,248 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:12:00,248 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:12:00,249 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:12:00,249 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:12:00,249 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:12:00,249 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:12:00,249 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:12:00,249 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:12:00,250 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:12:00,250 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:12:00,250 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:12:00,250 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:12:00,251 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:12:00,251 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:12:00,251 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:12:00,251 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:12:00,251 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_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3 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 -> dab30decfbae0c46e4e194ef831d046546cde9953841ff8fbd0a15005d51c024 [2024-11-25 02:12:00,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:12:00,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:12:00,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:12:00,667 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:12:00,668 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:12:00,669 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2024-11-25 02:12:04,874 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/data/742b923c2/285be10735854c639a47e3842893910e/FLAGedee4f34c [2024-11-25 02:12:05,163 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:12:05,164 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2024-11-25 02:12:05,174 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/data/742b923c2/285be10735854c639a47e3842893910e/FLAGedee4f34c [2024-11-25 02:12:05,204 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/data/742b923c2/285be10735854c639a47e3842893910e [2024-11-25 02:12:05,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:12:05,211 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:12:05,213 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:12:05,215 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:12:05,221 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:12:05,222 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,226 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6767ee20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05, skipping insertion in model container [2024-11-25 02:12:05,226 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,256 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:12:05,522 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_a900ce3e-1b26-45ec-89b6-94043f413402/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[1545,1558] [2024-11-25 02:12:05,544 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_a900ce3e-1b26-45ec-89b6-94043f413402/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[2749,2762] [2024-11-25 02:12:05,562 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:12:05,591 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:12:05,622 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_a900ce3e-1b26-45ec-89b6-94043f413402/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[1545,1558] [2024-11-25 02:12:05,634 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_a900ce3e-1b26-45ec-89b6-94043f413402/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[2749,2762] [2024-11-25 02:12:05,652 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:12:05,680 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:12:05,681 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05 WrapperNode [2024-11-25 02:12:05,681 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:12:05,682 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:12:05,683 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:12:05,683 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:12:05,692 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,712 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,756 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 174 [2024-11-25 02:12:05,757 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:12:05,758 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:12:05,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:12:05,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:12:05,771 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,775 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,775 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,784 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,785 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,792 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,796 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:12:05,797 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:12:05,797 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:12:05,797 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:12:05,799 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:05" (1/1) ... [2024-11-25 02:12:05,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:12:05,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:12:05,862 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:12:05,870 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:12:05,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:12:05,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:12:05,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:12:05,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:12:05,980 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:12:05,983 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:12:08,509 INFO L? ?]: Removed 50 outVars from TransFormulas that were not future-live. [2024-11-25 02:12:08,509 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:12:08,574 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:12:08,574 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 02:12:08,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:12:08 BoogieIcfgContainer [2024-11-25 02:12:08,575 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:12:08,576 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:12:08,576 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:12:08,590 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:12:08,591 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:12:08" (1/1) ... [2024-11-25 02:12:08,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:12:08,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:08,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2024-11-25 02:12:08,673 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2024-11-25 02:12:08,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:12:08,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:08,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:12:08,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:12:08,685 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:12:08,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:12:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:09,094 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:12:10,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:10,563 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:12:10,568 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:13:10,085 WARN L286 SmtUtils]: Spent 33.56s on a formula simplification that was a NOOP. DAG size: 49 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:13:11,543 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:11,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:14:22,996 WARN L286 SmtUtils]: Spent 27.71s on a formula simplification that was a NOOP. DAG size: 50 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:14:26,281 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:14:33,513 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.23s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:14:40,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.47s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:14:42,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:14:43,525 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:14:45,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:14:46,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:46,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2024-11-25 02:14:46,143 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-11-25 02:14:46,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:14:46,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:46,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:14:46,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:14:46,147 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:14:46,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:14:46,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:46,252 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:14:46,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:46,334 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:14:46,337 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:14:49,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:14:49,751 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 02:14:53,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:53,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2024-11-25 02:14:53,403 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2024-11-25 02:14:53,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:14:53,403 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:53,403 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:14:53,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:14:53,409 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:14:53,410 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:14:53,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:53,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:14:54,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:54,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 02:14:54,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:15:25,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:15:25,575 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 02:15:32,649 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.42s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:15:34,271 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.62s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:15:35,896 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 02:15:36,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:36,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2024-11-25 02:15:36,183 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2024-11-25 02:15:36,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:15:36,183 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:36,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:15:36,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:15:36,186 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:15:36,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:15:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:36,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:15:36,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:36,463 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:15:36,464 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:15:39,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:15:39,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 02:15:44,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:44,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions. [2024-11-25 02:15:44,735 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2024-11-25 02:15:44,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:15:44,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:44,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:15:44,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:15:44,738 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:15:44,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 02:15:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:45,289 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:15:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:15:55,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 02:15:55,385 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:15:55,389 INFO L158 Benchmark]: Toolchain (without parser) took 230177.41ms. Allocated memory is still 83.9MB. Free memory was 60.5MB in the beginning and 50.1MB in the end (delta: 10.4MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2024-11-25 02:15:55,389 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:15:55,389 INFO L158 Benchmark]: CACSL2BoogieTranslator took 468.42ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 47.4MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:15:55,393 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.60ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 45.9MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:15:55,394 INFO L158 Benchmark]: Boogie Preprocessor took 38.38ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 44.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:15:55,394 INFO L158 Benchmark]: RCFGBuilder took 2778.02ms. Allocated memory is still 83.9MB. Free memory was 44.6MB in the beginning and 26.0MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:15:55,395 INFO L158 Benchmark]: CodeCheck took 226812.02ms. Allocated memory is still 83.9MB. Free memory was 26.0MB in the beginning and 50.1MB in the end (delta: -24.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:15:55,399 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 83.9MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 468.42ms. Allocated memory is still 83.9MB. Free memory was 60.2MB in the beginning and 47.4MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.60ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 45.9MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.38ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 44.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2778.02ms. Allocated memory is still 83.9MB. Free memory was 44.6MB in the beginning and 26.0MB in the end (delta: 18.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 226812.02ms. Allocated memory is still 83.9MB. Free memory was 26.0MB in the beginning and 50.1MB in the end (delta: -24.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:15:55,609 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-25 02:15:55,666 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a900ce3e-1b26-45ec-89b6-94043f413402/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown