./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/sum_non_eq-3.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_non_eq-3.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41c9705134faa9e28eba566071c8a538a7da12abc5ccedccf4ff4ee4f7173585 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:07:04,126 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:07:04,259 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-21 22:07:04,269 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:07:04,269 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:07:04,315 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:07:04,316 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:07:04,317 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:07:04,318 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:07:04,319 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:07:04,320 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:07:04,320 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:07:04,322 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:07:04,323 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:07:04,323 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:07:04,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:07:04,325 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:07:04,326 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:07:04,327 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:07:04,328 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:07:04,329 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:07:04,330 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:07:04,330 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:07:04,331 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:07:04,332 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:07:04,332 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:07:04,333 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:07:04,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:07:04,335 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:07:04,335 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:07:04,336 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:07:04,337 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:07:04,337 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:07:04,338 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:07:04,339 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:07:04,340 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:07:04,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:07:04,341 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:07:04,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:07:04,350 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:07:04,351 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:07:04,351 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:07:04,352 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:07:04,352 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:07:04,353 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41c9705134faa9e28eba566071c8a538a7da12abc5ccedccf4ff4ee4f7173585 [2023-11-21 22:07:04,786 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:07:04,823 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:07:04,827 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:07:04,829 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:07:04,830 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:07:04,832 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/recursive-simple/sum_non_eq-3.c [2023-11-21 22:07:08,053 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:07:08,346 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:07:08,347 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/sv-benchmarks/c/recursive-simple/sum_non_eq-3.c [2023-11-21 22:07:08,356 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/data/da3e47c18/15e9b3a928fd4af6b509b0e8680979c2/FLAG3cdb6a69a [2023-11-21 22:07:08,379 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/data/da3e47c18/15e9b3a928fd4af6b509b0e8680979c2 [2023-11-21 22:07:08,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:07:08,391 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:07:08,394 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:07:08,394 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:07:08,399 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:07:08,400 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,401 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@236509c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08, skipping insertion in model container [2023-11-21 22:07:08,402 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,426 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:07:08,610 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:07:08,627 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:07:08,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:07:08,658 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:07:08,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08 WrapperNode [2023-11-21 22:07:08,659 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:07:08,661 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:07:08,661 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:07:08,661 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:07:08,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,677 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,692 INFO L138 Inliner]: procedures = 13, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 23 [2023-11-21 22:07:08,693 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:07:08,694 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:07:08,694 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:07:08,694 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:07:08,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,707 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,716 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 22:07:08,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,716 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,720 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,721 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,724 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:07:08,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:07:08,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:07:08,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:07:08,726 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (1/1) ... [2023-11-21 22:07:08,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:07:08,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:07:08,759 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:07:08,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:07:08,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:07:08,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:07:08,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:07:08,811 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2023-11-21 22:07:08,811 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2023-11-21 22:07:08,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:07:08,875 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:07:08,877 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:07:09,024 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:07:09,074 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:07:09,075 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 22:07:09,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:07:09 BoogieIcfgContainer [2023-11-21 22:07:09,077 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:07:09,079 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:07:09,079 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:07:09,083 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:07:09,083 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:07:08" (1/3) ... [2023-11-21 22:07:09,084 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bc799f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:07:09, skipping insertion in model container [2023-11-21 22:07:09,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:07:08" (2/3) ... [2023-11-21 22:07:09,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bc799f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:07:09, skipping insertion in model container [2023-11-21 22:07:09,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:07:09" (3/3) ... [2023-11-21 22:07:09,087 INFO L112 eAbstractionObserver]: Analyzing ICFG sum_non_eq-3.c [2023-11-21 22:07:09,106 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:07:09,107 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-21 22:07:09,108 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bc799f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:07:09, skipping insertion in model container [2023-11-21 22:07:09,109 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:07:09,110 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:07:09,110 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:07:09,110 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:07:09,111 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:07:09" (3/3) ... [2023-11-21 22:07:09,114 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:07:09,118 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure sum [2023-11-21 22:07:09,123 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-21 22:07:09,123 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-21 22:07:09,123 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 22:07:09,124 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:07:09,225 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:07:09,226 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:07:09,226 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:07:09,228 INFO L158 Benchmark]: Toolchain (without parser) took 836.38ms. Allocated memory is still 127.9MB. Free memory was 95.7MB in the beginning and 65.4MB in the end (delta: 30.3MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-21 22:07:09,229 INFO L158 Benchmark]: CDTParser took 1.73ms. Allocated memory is still 127.9MB. Free memory was 101.5MB in the beginning and 101.5MB in the end (delta: 76.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:07:09,231 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.14ms. Allocated memory is still 127.9MB. Free memory was 95.6MB in the beginning and 85.8MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 22:07:09,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.30ms. Allocated memory is still 127.9MB. Free memory was 85.8MB in the beginning and 84.2MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:07:09,232 INFO L158 Benchmark]: Boogie Preprocessor took 30.41ms. Allocated memory is still 127.9MB. Free memory was 84.2MB in the beginning and 82.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:07:09,233 INFO L158 Benchmark]: RCFGBuilder took 352.22ms. Allocated memory is still 127.9MB. Free memory was 82.7MB in the beginning and 72.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 22:07:09,234 INFO L158 Benchmark]: TraceAbstraction took 29.54ms. Allocated memory is still 127.9MB. Free memory was 71.7MB in the beginning and 69.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:07:09,234 INFO L158 Benchmark]: Witness Printer took 116.41ms. Allocated memory is still 127.9MB. Free memory was 69.7MB in the beginning and 65.4MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:07:09,238 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.73ms. Allocated memory is still 127.9MB. Free memory was 101.5MB in the beginning and 101.5MB in the end (delta: 76.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.14ms. Allocated memory is still 127.9MB. Free memory was 95.6MB in the beginning and 85.8MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.30ms. Allocated memory is still 127.9MB. Free memory was 85.8MB in the beginning and 84.2MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.41ms. Allocated memory is still 127.9MB. Free memory was 84.2MB in the beginning and 82.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 352.22ms. Allocated memory is still 127.9MB. Free memory was 82.7MB in the beginning and 72.5MB in the end (delta: 10.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 29.54ms. Allocated memory is still 127.9MB. Free memory was 71.7MB in the beginning and 69.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 116.41ms. Allocated memory is still 127.9MB. Free memory was 69.7MB in the beginning and 65.4MB in the end (delta: 4.3MB). 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! [2023-11-21 22:07:09,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d92e829d-afae-4914-af61-a810f16c1f05/bin/uautomizer-verify-bycVGegfSx/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