./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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b --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 [2024-12-06 01:10:37,314 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:10:37,368 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 01:10:37,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 01:10:37,372 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 01:10:37,390 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:10:37,391 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:10:37,391 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:10:37,392 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:10:37,392 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:10:37,392 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:10:37,392 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:10:37,392 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:10:37,392 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 01:10:37,392 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:10:37,393 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:10:37,393 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:10:37,393 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:10:37,393 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:10:37,393 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:10:37,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:10:37,393 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:10:37,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:10:37,393 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:10:37,393 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:10:37,393 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:10:37,393 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:10:37,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:10:37,394 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:10:37,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:10:37,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:10:37,394 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 01:10:37,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 01:10:37,394 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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b 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 [2024-12-06 01:10:37,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:10:37,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:10:37,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:10:37,633 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:10:37,633 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:10:37,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2024-12-06 01:10:40,226 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/data/3acc5b0e4/30d5d3bd63d34cf69e7d35f81f6e787a/FLAG6128e2fe1 [2024-12-06 01:10:40,425 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:10:40,426 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2024-12-06 01:10:40,433 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/data/3acc5b0e4/30d5d3bd63d34cf69e7d35f81f6e787a/FLAG6128e2fe1 [2024-12-06 01:10:40,807 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/data/3acc5b0e4/30d5d3bd63d34cf69e7d35f81f6e787a [2024-12-06 01:10:40,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:10:40,811 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:10:40,812 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:10:40,812 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:10:40,816 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:10:40,817 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:10:40" (1/1) ... [2024-12-06 01:10:40,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@447c85de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:40, skipping insertion in model container [2024-12-06 01:10:40,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:10:40" (1/1) ... [2024-12-06 01:10:40,832 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:10:40,969 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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[1545,1558] [2024-12-06 01:10:40,978 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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[2749,2762] [2024-12-06 01:10:40,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:10:40,993 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:10:41,008 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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[1545,1558] [2024-12-06 01:10:41,012 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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[2749,2762] [2024-12-06 01:10:41,017 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:10:41,030 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:10:41,031 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41 WrapperNode [2024-12-06 01:10:41,031 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:10:41,032 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:10:41,032 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:10:41,032 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:10:41,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,044 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,062 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 173 [2024-12-06 01:10:41,062 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:10:41,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:10:41,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:10:41,063 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:10:41,070 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,071 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,072 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,072 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,077 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,078 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,081 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,083 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,084 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:10:41,085 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:10:41,085 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:10:41,085 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:10:41,086 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,092 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:10:41,104 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:10:41,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:10:41,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:10:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:10:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 01:10:41,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:10:41,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:10:41,209 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:10:41,211 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:10:41,375 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-12-06 01:10:41,375 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:10:41,422 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:10:41,422 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:10:41,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:10:41 BoogieIcfgContainer [2024-12-06 01:10:41,422 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:10:41,423 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:10:41,423 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:10:41,431 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:10:41,431 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:10:41" (1/1) ... [2024-12-06 01:10:41,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:10:41,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:41,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2024-12-06 01:10:41,483 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2024-12-06 01:10:41,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:10:41,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:41,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 01:10:41,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:10:41,570 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:10:41,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:10:41,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:10:41,629 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 01:10:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 01:10:41,658 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-12-06 01:10:41,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 01:10:41 ImpRootNode [2024-12-06 01:10:41,688 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 01:10:41,688 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 01:10:41,688 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 01:10:41,689 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 01:10:41,689 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:10:41" (3/4) ... [2024-12-06 01:10:41,692 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 01:10:41,692 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 01:10:41,693 INFO L158 Benchmark]: Toolchain (without parser) took 882.59ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 48.5MB in the end (delta: 44.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-12-06 01:10:41,694 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 73.0MB in the end (delta: 86.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:10:41,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 219.64ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.6MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:10:41,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.43ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.2MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:10:41,695 INFO L158 Benchmark]: Boogie Preprocessor took 21.69ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:10:41,696 INFO L158 Benchmark]: RCFGBuilder took 337.32ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 62.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 01:10:41,696 INFO L158 Benchmark]: CodeCheck took 264.60ms. Allocated memory is still 117.4MB. Free memory was 62.4MB in the beginning and 48.9MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:10:41,696 INFO L158 Benchmark]: Witness Printer took 4.24ms. Allocated memory is still 117.4MB. Free memory was 48.7MB in the beginning and 48.5MB in the end (delta: 195.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:10:41,699 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: 0.2s, 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 44, overapproximation of someBinaryDOUBLEComparisonOperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 57, overapproximation of someBinaryDOUBLEComparisonOperation at line 36, 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 0.31ms. Allocated memory is still 117.4MB. Free memory was 73.0MB in the beginning and 73.0MB in the end (delta: 86.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 219.64ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.6MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.43ms. Allocated memory is still 117.4MB. Free memory was 80.6MB in the beginning and 79.2MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.69ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 337.32ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 62.4MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 264.60ms. Allocated memory is still 117.4MB. Free memory was 62.4MB in the beginning and 48.9MB in the end (delta: 13.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 4.24ms. Allocated memory is still 117.4MB. Free memory was 48.7MB in the beginning and 48.5MB in the end (delta: 195.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 01:10:41,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b --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 [2024-12-06 01:10:43,598 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 01:10:43,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 01:10:43,710 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 01:10:43,711 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 01:10:43,711 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 01:10:43,711 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 01:10:43,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 01:10:43,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 01:10:43,712 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 01:10:43,712 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 01:10:43,712 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 01:10:43,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 01:10:43,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 01:10:43,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 01:10:43,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 01:10:43,712 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 01:10:43,712 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 01:10:43,713 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 01:10:43,713 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 01:10:43,713 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 01:10:43,713 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 01:10:43,713 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 01:10:43,713 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 01:10:43,713 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 01:10:43,713 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 01:10:43,713 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:43,713 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 01:10:43,713 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 01:10:43,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:10:43,714 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 01:10:43,714 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 01:10:43,714 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 01:10:43,714 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 01:10:43,714 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:43,714 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 01:10:43,714 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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b 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 [2024-12-06 01:10:43,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 01:10:43,945 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 01:10:43,948 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 01:10:43,949 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 01:10:43,949 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 01:10:43,950 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2024-12-06 01:10:46,639 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/data/51b6527ed/c850e00b713646c8928e5f101396b07f/FLAGa0995bdde [2024-12-06 01:10:46,813 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 01:10:46,814 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c [2024-12-06 01:10:46,822 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/data/51b6527ed/c850e00b713646c8928e5f101396b07f/FLAGa0995bdde [2024-12-06 01:10:46,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/data/51b6527ed/c850e00b713646c8928e5f101396b07f [2024-12-06 01:10:46,839 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 01:10:46,840 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 01:10:46,841 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 01:10:46,841 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 01:10:46,846 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 01:10:46,846 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:10:46" (1/1) ... [2024-12-06 01:10:46,847 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ef45dcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:46, skipping insertion in model container [2024-12-06 01:10:46,847 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 01:10:46" (1/1) ... [2024-12-06 01:10:46,864 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 01:10:47,008 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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[1545,1558] [2024-12-06 01:10:47,018 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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[2749,2762] [2024-12-06 01:10:47,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:10:47,037 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 01:10:47,051 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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[1545,1558] [2024-12-06 01:10:47,055 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_7fe96ca5-722f-4d4f-b94a-e580cd41d161/sv-benchmarks/c/float-benchs/rlim_invariant.c.v+nlh-reducer.c[2749,2762] [2024-12-06 01:10:47,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 01:10:47,074 INFO L204 MainTranslator]: Completed translation [2024-12-06 01:10:47,074 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47 WrapperNode [2024-12-06 01:10:47,075 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 01:10:47,076 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 01:10:47,076 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 01:10:47,076 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 01:10:47,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47" (1/1) ... [2024-12-06 01:10:47,089 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47" (1/1) ... [2024-12-06 01:10:47,108 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 174 [2024-12-06 01:10:47,108 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 01:10:47,109 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 01:10:47,109 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 01:10:47,109 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 01:10:47,116 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47" (1/1) ... [2024-12-06 01:10:47,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47" (1/1) ... [2024-12-06 01:10:47,119 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47" (1/1) ... [2024-12-06 01:10:47,119 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47" (1/1) ... [2024-12-06 01:10:47,126 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47" (1/1) ... [2024-12-06 01:10:47,127 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47" (1/1) ... [2024-12-06 01:10:47,129 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47" (1/1) ... [2024-12-06 01:10:47,131 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47" (1/1) ... [2024-12-06 01:10:47,132 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47" (1/1) ... [2024-12-06 01:10:47,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 01:10:47,135 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 01:10:47,135 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 01:10:47,135 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 01:10:47,136 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 01:10:47" (1/1) ... [2024-12-06 01:10:47,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 01:10:47,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 01:10:47,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 01:10:47,167 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 01:10:47,184 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 01:10:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 01:10:47,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 01:10:47,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 01:10:47,240 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 01:10:47,241 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 01:10:48,754 INFO L? ?]: Removed 50 outVars from TransFormulas that were not future-live. [2024-12-06 01:10:48,754 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 01:10:48,794 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 01:10:48,794 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 01:10:48,794 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:10:48 BoogieIcfgContainer [2024-12-06 01:10:48,795 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 01:10:48,795 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 01:10:48,795 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 01:10:48,802 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 01:10:48,802 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 01:10:48" (1/1) ... [2024-12-06 01:10:48,808 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 01:10:48,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:10:48,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 36 states and 55 transitions. [2024-12-06 01:10:48,842 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 55 transitions. [2024-12-06 01:10:48,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:10:48,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:10:48,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:10:48,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:10:48,846 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:10:48,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 01:10:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:49,073 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:10:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:10:49,978 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 01:10:49,980 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:11:37,567 WARN L286 SmtUtils]: Spent 31.91s 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) [2024-12-06 01:11:38,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:11:38,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 01:12:41,025 WARN L286 SmtUtils]: Spent 31.61s 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) [2024-12-06 01:12:45,126 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.10s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:12:48,534 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.41s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:12:58,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:13:00,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:13:02,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:13:02,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:13:02,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2024-12-06 01:13:02,796 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-12-06 01:13:02,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 01:13:02,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:13:02,797 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:13:02,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:13:02,798 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:13:02,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 01:13:02,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:13:02,882 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:13:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:13:02,940 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:13:02,941 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:13:05,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:13:05,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 01:13:08,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:13:08,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 38 states and 55 transitions. [2024-12-06 01:13:08,555 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2024-12-06 01:13:08,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-12-06 01:13:08,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:13:08,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:13:08,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:13:08,557 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:13:08,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 01:13:08,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:13:08,731 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:13:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:13:09,641 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 01:13:09,642 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:13:30,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:13:30,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 01:13:34,032 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:13:35,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:13:36,680 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.22s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 01:13:36,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:13:36,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 33 states and 49 transitions. [2024-12-06 01:13:36,906 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 49 transitions. [2024-12-06 01:13:36,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:13:36,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:13:36,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:13:36,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:13:36,908 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:13:36,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 01:13:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:13:37,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:13:37,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:13:37,126 INFO L256 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 01:13:37,128 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 01:13:39,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 01:13:39,674 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 01:13:42,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 01:13:42,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 50 transitions. [2024-12-06 01:13:42,558 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 50 transitions. [2024-12-06 01:13:42,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 01:13:42,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 01:13:42,559 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 01:13:42,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 01:13:42,560 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 01:13:42,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 01:13:43,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 01:13:43,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 01:13:53,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 01:13:53,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 01:13:53,099 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) [2024-12-06 01:13:53,102 INFO L158 Benchmark]: Toolchain (without parser) took 186262.23ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 29.4MB in the end (delta: 40.7MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2024-12-06 01:13:53,102 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:13:53,103 INFO L158 Benchmark]: CACSL2BoogieTranslator took 233.70ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 57.1MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:13:53,103 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.91ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 55.6MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 01:13:53,103 INFO L158 Benchmark]: Boogie Preprocessor took 25.43ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 54.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 01:13:53,104 INFO L158 Benchmark]: RCFGBuilder took 1659.63ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 66.2MB in the end (delta: -11.9MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-12-06 01:13:53,104 INFO L158 Benchmark]: CodeCheck took 184306.21ms. Allocated memory is still 92.3MB. Free memory was 66.2MB in the beginning and 29.4MB in the end (delta: 36.7MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. [2024-12-06 01:13:53,106 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 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 233.70ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 57.1MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.91ms. Allocated memory is still 92.3MB. Free memory was 57.1MB in the beginning and 55.6MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.43ms. Allocated memory is still 92.3MB. Free memory was 55.5MB in the beginning and 54.3MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1659.63ms. Allocated memory is still 92.3MB. Free memory was 54.3MB in the beginning and 66.2MB in the end (delta: -11.9MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * CodeCheck took 184306.21ms. Allocated memory is still 92.3MB. Free memory was 66.2MB in the beginning and 29.4MB in the end (delta: 36.7MB). Peak memory consumption was 35.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 01:13:53,314 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-12-06 01:13:53,355 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fe96ca5-722f-4d4f-b94a-e580cd41d161/bin/ukojak-verify-CZk0znPC7b/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