./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/WhileFalse.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/termination-crafted/WhileFalse.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6bafde5168b708b72da7f2587edb5230d20fcc9c2ad1a62f6bbb27f7dfec2f68 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:31:12,015 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:31:12,101 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-64bit-Taipan_Default.epf [2023-11-23 20:31:12,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:31:12,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:31:12,137 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:31:12,138 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:31:12,139 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:31:12,139 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:31:12,140 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:31:12,141 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:31:12,156 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:31:12,157 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:31:12,163 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:31:12,163 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:31:12,164 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:31:12,164 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:31:12,165 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:31:12,165 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:31:12,166 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:31:12,166 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:31:12,167 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:31:12,168 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:31:12,169 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:31:12,169 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:31:12,170 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:31:12,170 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:31:12,171 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:31:12,171 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:31:12,172 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:31:12,172 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:31:12,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:31:12,173 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:31:12,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:31:12,175 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:31:12,175 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:31:12,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:12,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:31:12,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:31:12,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:31:12,178 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:31:12,179 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:31:12,179 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:31:12,180 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:31:12,180 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:31:12,181 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:31:12,181 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bafde5168b708b72da7f2587edb5230d20fcc9c2ad1a62f6bbb27f7dfec2f68 [2023-11-23 20:31:12,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:31:12,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:31:12,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:31:12,474 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:31:12,476 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:31:12,478 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/termination-crafted/WhileFalse.c [2023-11-23 20:31:15,588 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:31:15,769 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:31:15,770 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/sv-benchmarks/c/termination-crafted/WhileFalse.c [2023-11-23 20:31:15,778 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/data/1c0a09345/3f15dedf71384c4d873b69613fb18755/FLAGc0d32c161 [2023-11-23 20:31:15,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/data/1c0a09345/3f15dedf71384c4d873b69613fb18755 [2023-11-23 20:31:15,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:31:15,799 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:31:15,801 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:15,801 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:31:15,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:31:15,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:15" (1/1) ... [2023-11-23 20:31:15,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f772baa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:15, skipping insertion in model container [2023-11-23 20:31:15,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:31:15" (1/1) ... [2023-11-23 20:31:15,831 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:31:15,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:15,987 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:31:15,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:31:16,014 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:31:16,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16 WrapperNode [2023-11-23 20:31:16,015 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:31:16,016 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:16,016 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:31:16,016 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:31:16,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16" (1/1) ... [2023-11-23 20:31:16,029 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16" (1/1) ... [2023-11-23 20:31:16,045 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 8 [2023-11-23 20:31:16,046 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:31:16,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:31:16,047 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:31:16,047 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:31:16,056 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16" (1/1) ... [2023-11-23 20:31:16,057 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16" (1/1) ... [2023-11-23 20:31:16,057 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16" (1/1) ... [2023-11-23 20:31:16,057 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16" (1/1) ... [2023-11-23 20:31:16,059 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16" (1/1) ... [2023-11-23 20:31:16,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16" (1/1) ... [2023-11-23 20:31:16,064 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16" (1/1) ... [2023-11-23 20:31:16,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16" (1/1) ... [2023-11-23 20:31:16,065 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:31:16,067 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:31:16,068 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:31:16,069 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:31:16,070 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16" (1/1) ... [2023-11-23 20:31:16,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:31:16,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:31:16,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:31:16,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:31:16,158 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:31:16,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:31:16,242 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:31:16,244 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:31:16,290 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:31:16,310 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:31:16,311 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:31:16,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:16 BoogieIcfgContainer [2023-11-23 20:31:16,313 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:31:16,316 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:31:16,317 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:31:16,320 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:31:16,321 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:31:15" (1/3) ... [2023-11-23 20:31:16,321 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f8c8c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:31:16, skipping insertion in model container [2023-11-23 20:31:16,322 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:31:16" (2/3) ... [2023-11-23 20:31:16,322 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f8c8c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:31:16, skipping insertion in model container [2023-11-23 20:31:16,323 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:16" (3/3) ... [2023-11-23 20:31:16,324 INFO L112 eAbstractionObserver]: Analyzing ICFG WhileFalse.c [2023-11-23 20:31:16,346 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:31:16,347 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-23 20:31:16,348 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f8c8c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:31:16, skipping insertion in model container [2023-11-23 20:31:16,349 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:31:16,350 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:31:16,350 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:31:16,350 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:31:16,351 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:31:16" (3/3) ... [2023-11-23 20:31:16,354 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:31:16,362 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-23 20:31:16,362 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-23 20:31:16,362 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 20:31:16,456 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 20:31:16,457 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 20:31:16,457 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:31:16,459 INFO L158 Benchmark]: Toolchain (without parser) took 659.23ms. Allocated memory is still 138.4MB. Free memory was 92.8MB in the beginning and 66.1MB in the end (delta: 26.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-23 20:31:16,460 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory is still 108.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:31:16,461 INFO L158 Benchmark]: CACSL2BoogieTranslator took 213.91ms. Allocated memory is still 138.4MB. Free memory was 92.8MB in the beginning and 83.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:31:16,461 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.71ms. Allocated memory is still 138.4MB. Free memory was 83.4MB in the beginning and 82.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:31:16,462 INFO L158 Benchmark]: Boogie Preprocessor took 19.27ms. Allocated memory is still 138.4MB. Free memory was 82.3MB in the beginning and 81.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:31:16,463 INFO L158 Benchmark]: RCFGBuilder took 245.82ms. Allocated memory is still 138.4MB. Free memory was 81.2MB in the beginning and 72.9MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 20:31:16,463 INFO L158 Benchmark]: TraceAbstraction took 32.64ms. Allocated memory is still 138.4MB. Free memory was 72.4MB in the beginning and 70.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:31:16,464 INFO L158 Benchmark]: Witness Printer took 107.62ms. Allocated memory is still 138.4MB. Free memory was 70.2MB in the beginning and 66.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:31:16,468 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 138.4MB. Free memory is still 108.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 213.91ms. Allocated memory is still 138.4MB. Free memory was 92.8MB in the beginning and 83.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.71ms. Allocated memory is still 138.4MB. Free memory was 83.4MB in the beginning and 82.3MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.27ms. Allocated memory is still 138.4MB. Free memory was 82.3MB in the beginning and 81.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 245.82ms. Allocated memory is still 138.4MB. Free memory was 81.2MB in the beginning and 72.9MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 32.64ms. Allocated memory is still 138.4MB. Free memory was 72.4MB in the beginning and 70.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 107.62ms. Allocated memory is still 138.4MB. Free memory was 70.2MB in the beginning and 66.1MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-23 20:31:16,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8ea18f7-2dab-4fed-a9fd-5a23ad4c9d71/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE