./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/signedintegeroverflow-regression/AdditionIntMin.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
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_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/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_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/signedintegeroverflow-regression/AdditionIntMin.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/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 64bit --witnessprinter.graph.data.programhash 27b7f4ca13f89942926d688f9661c8b9db8ca724ecc8df8ad72d9c1c501fca7e
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-24 00:47:46,137 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-24 00:47:46,200 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-24 00:47:46,205 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-24 00:47:46,205 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-24 00:47:46,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-24 00:47:46,248 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-24 00:47:46,248 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-24 00:47:46,249 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-24 00:47:46,249 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-24 00:47:46,249 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-24 00:47:46,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-24 00:47:46,249 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-24 00:47:46,251 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-24 00:47:46,252 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-24 00:47:46,252 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-24 00:47:46,252 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-24 00:47:46,253 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-24 00:47:46,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-24 00:47:46,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-24 00:47:46,253 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-24 00:47:46,253 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-24 00:47:46,253 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-24 00:47:46,254 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-24 00:47:46,254 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-24 00:47:46,254 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-24 00:47:46,254 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-24 00:47:46,254 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-24 00:47:46,254 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-24 00:47:46,254 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-24 00:47:46,255 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-24 00:47:46,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 00:47:46,255 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-24 00:47:46,255 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-24 00:47:46,255 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-24 00:47:46,256 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-24 00:47:46,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 00:47:46,256 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-24 00:47:46,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-24 00:47:46,256 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-24 00:47:46,256 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-24 00:47:46,256 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-24 00:47:46,256 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-24 00:47:46,256 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-24 00:47:46,257 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-24 00:47:46,257 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-24 00:47:46,257 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-24 00:47:46,257 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_e43ba567-6807-45d4-8ef2-3ca5692e1fac/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 -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 27b7f4ca13f89942926d688f9661c8b9db8ca724ecc8df8ad72d9c1c501fca7e
[2024-11-24 00:47:46,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-24 00:47:46,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-24 00:47:46,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-24 00:47:46,651 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-24 00:47:46,654 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-24 00:47:46,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/signedintegeroverflow-regression/AdditionIntMin.i
[2024-11-24 00:47:49,563 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/data/a177ba802/c51e2f98f15c4b858bcf7e21e340ea1c/FLAG8f5128bd1
[2024-11-24 00:47:49,917 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-24 00:47:49,917 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/sv-benchmarks/c/signedintegeroverflow-regression/AdditionIntMin.i
[2024-11-24 00:47:49,943 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/data/a177ba802/c51e2f98f15c4b858bcf7e21e340ea1c/FLAG8f5128bd1
[2024-11-24 00:47:50,137 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/data/a177ba802/c51e2f98f15c4b858bcf7e21e340ea1c
[2024-11-24 00:47:50,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-24 00:47:50,145 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-24 00:47:50,148 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-24 00:47:50,148 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-24 00:47:50,153 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-24 00:47:50,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@349a3b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50, skipping insertion in model container
[2024-11-24 00:47:50,155 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,199 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-24 00:47:50,530 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-24 00:47:50,537 INFO L200 MainTranslator]: Completed pre-run
[2024-11-24 00:47:50,597 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-24 00:47:50,623 INFO L204 MainTranslator]: Completed translation
[2024-11-24 00:47:50,624 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50 WrapperNode
[2024-11-24 00:47:50,624 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-24 00:47:50,625 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-24 00:47:50,625 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-24 00:47:50,625 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-24 00:47:50,633 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,641 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,660 INFO L138 Inliner]: procedures = 104, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12
[2024-11-24 00:47:50,661 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-24 00:47:50,661 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-24 00:47:50,661 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-24 00:47:50,661 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-24 00:47:50,673 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,674 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,675 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,684 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-24 00:47:50,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,685 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,688 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,690 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,691 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,693 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-24 00:47:50,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-24 00:47:50,698 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-24 00:47:50,698 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-24 00:47:50,699 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (1/1) ...
[2024-11-24 00:47:50,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-24 00:47:50,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-24 00:47:50,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-24 00:47:50,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-24 00:47:50,782 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-24 00:47:50,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-24 00:47:50,890 INFO L234 CfgBuilder]: Building ICFG
[2024-11-24 00:47:50,892 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-24 00:47:50,984 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live.
[2024-11-24 00:47:50,984 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-24 00:47:50,996 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-24 00:47:50,997 INFO L312 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-24 00:47:50,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:47:50 BoogieIcfgContainer
[2024-11-24 00:47:50,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-24 00:47:51,002 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-24 00:47:51,003 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-24 00:47:51,010 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-24 00:47:51,010 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:47:50" (1/3) ...
[2024-11-24 00:47:51,012 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5cb483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:47:51, skipping insertion in model container
[2024-11-24 00:47:51,012 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:47:50" (2/3) ...
[2024-11-24 00:47:51,013 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5cb483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:47:51, skipping insertion in model container
[2024-11-24 00:47:51,014 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:47:50" (3/3) ...
[2024-11-24 00:47:51,015 INFO L128 eAbstractionObserver]: Analyzing ICFG AdditionIntMin.i
[2024-11-24 00:47:51,040 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-24 00:47:51,042 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG AdditionIntMin.i that has 1 procedures, 13 locations, 1 initial locations, 0 loop locations, and 4 error locations.
[2024-11-24 00:47:51,122 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-24 00:47:51,144 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@75b29df, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-24 00:47:51,145 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-11-24 00:47:51,149 INFO L276 IsEmpty]: Start isEmpty. Operand has 13 states, 8 states have (on average 1.5) internal successors, (12), 12 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-24 00:47:51,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4
[2024-11-24 00:47:51,158 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-24 00:47:51,159 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1]
[2024-11-24 00:47:51,159 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-11-24 00:47:51,168 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-24 00:47:51,169 INFO L85 PathProgramCache]: Analyzing trace with hash 29856, now seen corresponding path program 1 times
[2024-11-24 00:47:51,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-24 00:47:51,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [435115006]
[2024-11-24 00:47:51,180 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-24 00:47:51,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-24 00:47:51,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 00:47:51,284 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-24 00:47:51,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-24 00:47:51,306 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-24 00:47:51,308 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-11-24 00:47:51,309 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining)
[2024-11-24 00:47:51,312 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining)
[2024-11-24 00:47:51,312 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining)
[2024-11-24 00:47:51,312 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining)
[2024-11-24 00:47:51,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-24 00:47:51,319 INFO L422 BasicCegarLoop]: Path program histogram: [1]
[2024-11-24 00:47:51,337 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-24 00:47:51,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:47:51 BoogieIcfgContainer
[2024-11-24 00:47:51,344 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-24 00:47:51,344 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-24 00:47:51,344 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-24 00:47:51,345 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-24 00:47:51,348 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:47:50" (3/4) ...
[2024-11-24 00:47:51,349 INFO L140 WitnessPrinter]: Generating witness for reachability counterexample
[2024-11-24 00:47:51,392 INFO L129 tionWitnessGenerator]: Generated YAML witness of length 1.
[2024-11-24 00:47:51,440 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/witness.graphml
[2024-11-24 00:47:51,440 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/witness.yml
[2024-11-24 00:47:51,440 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-24 00:47:51,441 INFO L158 Benchmark]: Toolchain (without parser) took 1298.01ms. Allocated memory is still 117.4MB. Free memory was 93.4MB in the beginning and 51.7MB in the end (delta: 41.7MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB.
[2024-11-24 00:47:51,442 INFO L158 Benchmark]: CDTParser took 1.95ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 00:47:51,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 478.06ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 78.6MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-24 00:47:51,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.85ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 00:47:51,443 INFO L158 Benchmark]: Boogie Preprocessor took 35.93ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.4MB in the end (delta: 754.0kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-24 00:47:51,443 INFO L158 Benchmark]: RCFGBuilder took 300.75ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 67.3MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-24 00:47:51,443 INFO L158 Benchmark]: TraceAbstraction took 341.87ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 55.6MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-24 00:47:51,444 INFO L158 Benchmark]: Witness Printer took 95.98ms. Allocated memory is still 117.4MB. Free memory was 55.6MB in the beginning and 51.7MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-24 00:47:51,446 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 1.95ms. Allocated memory is still 167.8MB. Free memory is still 105.6MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 478.06ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 78.6MB in the end (delta: 14.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 35.85ms. Allocated memory is still 117.4MB. Free memory was 78.6MB in the beginning and 77.2MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB.
* Boogie Preprocessor took 35.93ms. Allocated memory is still 117.4MB. Free memory was 77.2MB in the beginning and 76.4MB in the end (delta: 754.0kB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 300.75ms. Allocated memory is still 117.4MB. Free memory was 76.4MB in the beginning and 67.3MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* TraceAbstraction took 341.87ms. Allocated memory is still 117.4MB. Free memory was 66.6MB in the beginning and 55.6MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Witness Printer took 95.98ms. Allocated memory is still 117.4MB. Free memory was 55.6MB in the beginning and 51.7MB in the end (delta: 3.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- CounterExampleResult [Line: 333]: integer overflow possible
integer overflow possible
We found a FailurePath:
[L332] int minInt = -2147483647 - 1;
VAL [minInt=-2147483648]
[L333] minInt + -1
- UnprovableResult [Line: 333]: Unable to prove that integer overflow can never occur
Unable to prove that integer overflow can never occur
Reason: Not analyzed.
- UnprovableResult [Line: 333]: Unable to prove that integer overflow can never occur
Unable to prove that integer overflow can never occur
Reason: Not analyzed.
- UnprovableResult [Line: 333]: Unable to prove that integer overflow can never occur
Unable to prove that integer overflow can never occur
Reason: Not analyzed.
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 1 procedures, 13 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=13occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
RESULT: Ultimate proved your program to be incorrect!
[2024-11-24 00:47:51,464 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e43ba567-6807-45d4-8ef2-3ca5692e1fac/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Writing human readable error path to file UltimateCounterExample.errorpath
Result:
FALSE(OVERFLOW)