./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-nla/fermat1-both-t.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 6497de01
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-nla/fermat1-both-t.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC --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 bfdad4590880be9e95a7de4e1e6aae7e18908088f14d4badf1a70fac177dd2d8
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 23:08:26,229 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 23:08:26,342 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2024-11-23 23:08:26,352 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 23:08:26,354 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 23:08:26,379 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 23:08:26,379 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 23:08:26,379 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 23:08:26,380 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 23:08:26,380 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 23:08:26,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-23 23:08:26,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-23 23:08:26,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 23:08:26,381 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 23:08:26,381 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 23:08:26,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 23:08:26,381 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-23 23:08:26,381 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-23 23:08:26,381 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-23 23:08:26,381 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-23 23:08:26,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 23:08:26,381 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-23 23:08:26,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-23 23:08:26,382 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-23 23:08:26,382 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-23 23:08:26,382 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-23 23:08:26,382 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-23 23:08:26,382 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 23:08:26,382 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 23:08:26,382 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 23:08:26,382 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-23 23:08:26,382 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 23:08:26,383 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 23:08:26,383 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 23:08:26,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:08:26,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 23:08:26,383 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 23:08:26,383 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 23:08:26,383 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 23:08:26,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:08:26,383 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 23:08:26,383 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-23 23:08:26,384 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-23 23:08:26,384 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-23 23:08:26,384 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-23 23:08:26,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-23 23:08:26,384 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-23 23:08:26,384 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-23 23:08:26,384 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-23 23:08:26,384 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-23 23:08:26,384 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
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_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC
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 -> bfdad4590880be9e95a7de4e1e6aae7e18908088f14d4badf1a70fac177dd2d8
[2024-11-23 23:08:26,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 23:08:26,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 23:08:26,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 23:08:26,692 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 23:08:26,693 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 23:08:26,694 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/termination-nla/fermat1-both-t.c
[2024-11-23 23:08:29,607 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/data/14d9194b6/344a1595b85544a3b736ae1d0a5ab02b/FLAG7752dc9d2
[2024-11-23 23:08:29,914 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 23:08:29,919 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/sv-benchmarks/c/termination-nla/fermat1-both-t.c
[2024-11-23 23:08:29,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/data/14d9194b6/344a1595b85544a3b736ae1d0a5ab02b/FLAG7752dc9d2
[2024-11-23 23:08:29,965 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/data/14d9194b6/344a1595b85544a3b736ae1d0a5ab02b
[2024-11-23 23:08:29,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 23:08:29,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 23:08:29,970 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 23:08:29,970 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 23:08:29,974 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 23:08:29,974 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:08:29" (1/1) ...
[2024-11-23 23:08:29,975 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e41be21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:29, skipping insertion in model container
[2024-11-23 23:08:29,975 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:08:29" (1/1) ...
[2024-11-23 23:08:29,992 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 23:08:30,163 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 23:08:30,168 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 23:08:30,189 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 23:08:30,205 INFO L204 MainTranslator]: Completed translation
[2024-11-23 23:08:30,206 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30 WrapperNode
[2024-11-23 23:08:30,206 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 23:08:30,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 23:08:30,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 23:08:30,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 23:08:30,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,218 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,236 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 56
[2024-11-23 23:08:30,236 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 23:08:30,237 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 23:08:30,237 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 23:08:30,237 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 23:08:30,248 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,253 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,262 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-23 23:08:30,262 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,262 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,268 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,269 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,278 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,279 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,283 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 23:08:30,284 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 23:08:30,284 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 23:08:30,284 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 23:08:30,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (1/1) ...
[2024-11-23 23:08:30,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:08:30,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 23:08:30,324 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-23 23:08:30,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-23 23:08:30,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 23:08:30,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 23:08:30,422 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 23:08:30,424 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 23:08:30,651 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live.
[2024-11-23 23:08:30,651 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 23:08:30,662 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 23:08:30,662 INFO L312 CfgBuilder]: Removed 3 assume(true) statements.
[2024-11-23 23:08:30,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:08:30 BoogieIcfgContainer
[2024-11-23 23:08:30,663 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 23:08:30,665 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-23 23:08:30,665 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-23 23:08:30,670 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-23 23:08:30,670 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:08:29" (1/3) ...
[2024-11-23 23:08:30,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de73ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:08:30, skipping insertion in model container
[2024-11-23 23:08:30,671 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:08:30" (2/3) ...
[2024-11-23 23:08:30,671 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de73ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:08:30, skipping insertion in model container
[2024-11-23 23:08:30,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:08:30" (3/3) ...
[2024-11-23 23:08:30,673 INFO L128 eAbstractionObserver]: Analyzing ICFG fermat1-both-t.c
[2024-11-23 23:08:30,689 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-23 23:08:30,690 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG fermat1-both-t.c that has 1 procedures, 15 locations, 1 initial locations, 3 loop locations, and 0 error locations.
[2024-11-23 23:08:30,692 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6de73ad4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:08:30, skipping insertion in model container
[2024-11-23 23:08:30,692 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-23 23:08:30,693 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-23 23:08:30,693 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-23 23:08:30,693 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-23 23:08:30,694 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:08:30" (3/3) ...
[2024-11-23 23:08:30,696 INFO L146 WitnessPrinter]: Generating witness for correct program
[2024-11-23 23:08:30,704 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges
[2024-11-23 23:08:30,704 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-23 23:08:30,704 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2024-11-23 23:08:30,780 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/witness.graphml
[2024-11-23 23:08:30,781 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/witness.yml
[2024-11-23 23:08:30,781 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-23 23:08:30,782 INFO L158 Benchmark]: Toolchain (without parser) took 812.80ms. Allocated memory is still 142.6MB. Free memory was 105.5MB in the beginning and 72.9MB in the end (delta: 32.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB.
[2024-11-23 23:08:30,783 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 23:08:30,783 INFO L158 Benchmark]: CACSL2BoogieTranslator took 236.18ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 94.7MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 23:08:30,783 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.22ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 93.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 23:08:30,784 INFO L158 Benchmark]: Boogie Preprocessor took 46.98ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 92.4MB in the end (delta: 989.3kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 23:08:30,784 INFO L158 Benchmark]: RCFGBuilder took 378.69ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 80.0MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-23 23:08:30,785 INFO L158 Benchmark]: TraceAbstraction took 27.16ms. Allocated memory is still 142.6MB. Free memory was 79.7MB in the beginning and 77.4MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 23:08:30,785 INFO L158 Benchmark]: Witness Printer took 88.06ms. Allocated memory is still 142.6MB. Free memory was 77.4MB in the beginning and 72.9MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 23:08:30,787 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.39ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 236.18ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 94.7MB in the end (delta: 10.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 29.22ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 93.4MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 46.98ms. Allocated memory is still 142.6MB. Free memory was 93.4MB in the beginning and 92.4MB in the end (delta: 989.3kB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 378.69ms. Allocated memory is still 142.6MB. Free memory was 92.4MB in the beginning and 80.0MB in the end (delta: 12.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 27.16ms. Allocated memory is still 142.6MB. Free memory was 79.7MB in the beginning and 77.4MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 88.06ms. Allocated memory is still 142.6MB. Free memory was 77.4MB in the beginning and 72.9MB in the end (delta: 4.5MB). Peak memory consumption was 8.4MB. 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!
[2024-11-23 23:08:30,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_33d9de64-06f9-4a11-9d2a-678acbdfd263/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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