./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_44_bad.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version a0165632
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_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX --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 6d514edb8a4a3f01febfd738a51110b9cf5616542da79e0d3dd4314e01a864bd
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 17:28:01,553 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 17:28:01,670 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-08 17:28:01,677 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 17:28:01,678 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 17:28:01,714 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 17:28:01,714 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 17:28:01,715 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 17:28:01,716 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 17:28:01,718 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 17:28:01,719 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 17:28:01,719 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 17:28:01,720 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 17:28:01,720 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 17:28:01,720 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 17:28:01,721 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 17:28:01,721 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 17:28:01,721 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 17:28:01,726 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 17:28:01,726 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 17:28:01,726 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 17:28:01,729 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 17:28:01,729 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 17:28:01,729 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-08 17:28:01,730 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 17:28:01,730 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 17:28:01,730 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 17:28:01,731 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 17:28:01,731 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 17:28:01,731 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 17:28:01,731 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 17:28:01,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 17:28:01,732 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 17:28:01,732 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 17:28:01,734 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 17:28:01,734 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 17:28:01,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 17:28:01,735 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 17:28:01,735 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 17:28:01,735 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 17:28:01,735 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 17:28:01,736 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_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d514edb8a4a3f01febfd738a51110b9cf5616542da79e0d3dd4314e01a864bd
[2024-11-08 17:28:02,049 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 17:28:02,082 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 17:28:02,084 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 17:28:02,086 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 17:28:02,086 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 17:28:02,088 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_44_bad.i
Unable to find full path for "g++"
[2024-11-08 17:28:04,167 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 17:28:04,576 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 17:28:04,578 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_44_bad.i
[2024-11-08 17:28:04,610 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/data/ccfb9e93c/3e38998fb7fc49fa92751fb5862a0437/FLAG6aaae6031
[2024-11-08 17:28:04,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/data/ccfb9e93c/3e38998fb7fc49fa92751fb5862a0437
[2024-11-08 17:28:04,762 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 17:28:04,764 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 17:28:04,765 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 17:28:04,765 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 17:28:04,772 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 17:28:04,773 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:28:04" (1/1) ...
[2024-11-08 17:28:04,777 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64b9115c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:04, skipping insertion in model container
[2024-11-08 17:28:04,777 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:28:04" (1/1) ...
[2024-11-08 17:28:04,851 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 17:28:05,922 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:28:05,936 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 17:28:06,061 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:28:06,217 INFO L204 MainTranslator]: Completed translation
[2024-11-08 17:28:06,217 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06 WrapperNode
[2024-11-08 17:28:06,218 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 17:28:06,219 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 17:28:06,219 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 17:28:06,219 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 17:28:06,228 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (1/1) ...
[2024-11-08 17:28:06,267 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (1/1) ...
[2024-11-08 17:28:06,302 INFO L138 Inliner]: procedures = 499, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 51
[2024-11-08 17:28:06,303 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 17:28:06,304 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 17:28:06,304 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 17:28:06,304 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 17:28:06,317 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (1/1) ...
[2024-11-08 17:28:06,318 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (1/1) ...
[2024-11-08 17:28:06,321 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (1/1) ...
[2024-11-08 17:28:06,334 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-08 17:28:06,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (1/1) ...
[2024-11-08 17:28:06,335 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (1/1) ...
[2024-11-08 17:28:06,339 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (1/1) ...
[2024-11-08 17:28:06,341 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (1/1) ...
[2024-11-08 17:28:06,343 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (1/1) ...
[2024-11-08 17:28:06,344 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (1/1) ...
[2024-11-08 17:28:06,346 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 17:28:06,347 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 17:28:06,348 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 17:28:06,348 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 17:28:06,349 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (1/1) ...
[2024-11-08 17:28:06,368 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 17:28:06,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 17:28:06,405 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 17:28:06,414 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 17:28:06,458 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-08 17:28:06,458 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-08 17:28:06,459 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 17:28:06,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 17:28:06,460 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 17:28:06,697 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 17:28:06,700 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 17:28:06,866 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live.
[2024-11-08 17:28:06,867 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 17:28:06,882 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 17:28:06,882 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-08 17:28:06,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:28:06 BoogieIcfgContainer
[2024-11-08 17:28:06,885 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 17:28:06,888 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 17:28:06,889 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 17:28:06,895 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 17:28:06,895 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:28:04" (1/3) ...
[2024-11-08 17:28:06,896 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a13efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:28:06, skipping insertion in model container
[2024-11-08 17:28:06,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:06" (2/3) ...
[2024-11-08 17:28:06,897 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31a13efd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:28:06, skipping insertion in model container
[2024-11-08 17:28:06,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:28:06" (3/3) ...
[2024-11-08 17:28:06,900 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fscanf_postdec_44_bad.i
[2024-11-08 17:28:06,923 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 17:28:06,923 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-08 17:28:07,006 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 17:28:07,016 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;@6d30b89e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 17:28:07,016 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-08 17:28:07,019 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 17 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-08 17:28:07,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-11-08 17:28:07,026 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 17:28:07,026 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:28:07,027 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-08 17:28:07,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:28:07,033 INFO L85 PathProgramCache]: Analyzing trace with hash -664697225, now seen corresponding path program 1 times
[2024-11-08 17:28:07,041 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:28:07,041 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602291116]
[2024-11-08 17:28:07,042 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:28:07,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:28:07,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:28:07,196 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 17:28:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:28:07,241 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 17:28:07,243 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-08 17:28:07,244 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-11-08 17:28:07,247 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-11-08 17:28:07,248 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-08 17:28:07,253 INFO L407 BasicCegarLoop]: Path program histogram: [1]
[2024-11-08 17:28:07,274 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 17:28:07,277 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:28:07 BoogieIcfgContainer
[2024-11-08 17:28:07,278 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 17:28:07,279 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 17:28:07,279 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 17:28:07,279 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 17:28:07,280 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:28:06" (3/4) ...
[2024-11-08 17:28:07,283 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-08 17:28:07,284 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 17:28:07,286 INFO L158 Benchmark]: Toolchain (without parser) took 2521.97ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 122.0MB in the beginning and 135.7MB in the end (delta: -13.7MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB.
[2024-11-08 17:28:07,286 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 17:28:07,287 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1453.28ms. Allocated memory is still 157.3MB. Free memory was 122.0MB in the beginning and 67.0MB in the end (delta: 55.0MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB.
[2024-11-08 17:28:07,288 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.31ms. Allocated memory is still 157.3MB. Free memory was 67.0MB in the beginning and 64.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 17:28:07,288 INFO L158 Benchmark]: Boogie Preprocessor took 42.83ms. Allocated memory is still 157.3MB. Free memory was 64.0MB in the beginning and 62.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 17:28:07,289 INFO L158 Benchmark]: RCFGBuilder took 537.82ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 62.0MB in the beginning and 153.5MB in the end (delta: -91.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB.
[2024-11-08 17:28:07,290 INFO L158 Benchmark]: TraceAbstraction took 389.68ms. Allocated memory is still 188.7MB. Free memory was 152.4MB in the beginning and 136.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-11-08 17:28:07,291 INFO L158 Benchmark]: Witness Printer took 6.13ms. Allocated memory is still 188.7MB. Free memory was 136.7MB in the beginning and 135.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 17:28:07,294 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 89.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1453.28ms. Allocated memory is still 157.3MB. Free memory was 122.0MB in the beginning and 67.0MB in the end (delta: 55.0MB). Peak memory consumption was 54.5MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 84.31ms. Allocated memory is still 157.3MB. Free memory was 67.0MB in the beginning and 64.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 42.83ms. Allocated memory is still 157.3MB. Free memory was 64.0MB in the beginning and 62.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 537.82ms. Allocated memory was 157.3MB in the beginning and 188.7MB in the end (delta: 31.5MB). Free memory was 62.0MB in the beginning and 153.5MB in the end (delta: -91.5MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB.
* TraceAbstraction took 389.68ms. Allocated memory is still 188.7MB. Free memory was 152.4MB in the beginning and 136.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Witness Printer took 6.13ms. Allocated memory is still 188.7MB. Free memory was 136.7MB in the beginning and 135.7MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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
- UnprovableResult [Line: 1551]: Unable to prove that integer overflow can never occur
Unable to prove that integer overflow can never occur
Reason: overapproximation of large string literal at line 1567.
Possible FailurePath:
[L1522] const int GLOBAL_CONST_TRUE = 1;
[L1523] const int GLOBAL_CONST_FALSE = 0;
[L1524] const int GLOBAL_CONST_FIVE = 5;
[L1525] int globalTrue = 1;
[L1526] int globalFalse = 0;
[L1527] int globalFive = 5;
[L1546] int globalArgc = 0;
[L1547] char** globalArgv = ((void *)0);
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1567] CALL printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1414] COND TRUE line != ((void *)0)
[L1567] RET printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1568] CALL CWE191_Integer_Underflow__int_fscanf_postdec_44_bad()
[L1558] int data;
[L1559] void (*funcPtr) (int) = badSink;
[L1560] data = 0
[L1562] CALL funcPtr(data)
[L1551] data--
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
- UnprovableResult [Line: 1551]: 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 2 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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=21occurred 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, 9 NumberOfCodeBlocks, 9 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
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-08 17:28:07,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/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
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
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_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_44_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX --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 6d514edb8a4a3f01febfd738a51110b9cf5616542da79e0d3dd4314e01a864bd
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 17:28:09,853 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 17:28:09,948 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf
[2024-11-08 17:28:09,954 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 17:28:09,957 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 17:28:09,958 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty.
[2024-11-08 17:28:10,008 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 17:28:10,008 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 17:28:10,009 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 17:28:10,011 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 17:28:10,011 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 17:28:10,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 17:28:10,012 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 17:28:10,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 17:28:10,013 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 17:28:10,013 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 17:28:10,013 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 17:28:10,014 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 17:28:10,014 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 17:28:10,014 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 17:28:10,018 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 17:28:10,021 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 17:28:10,021 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-08 17:28:10,022 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-08 17:28:10,022 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 17:28:10,022 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-08 17:28:10,022 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-08 17:28:10,023 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 17:28:10,023 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 17:28:10,023 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 17:28:10,024 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 17:28:10,024 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 17:28:10,024 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 17:28:10,025 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 17:28:10,026 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 17:28:10,026 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 17:28:10,026 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 17:28:10,027 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 17:28:10,027 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-11-08 17:28:10,027 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-08 17:28:10,027 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 17:28:10,030 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 17:28:10,030 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 17:28:10,030 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 17:28:10,031 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_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d514edb8a4a3f01febfd738a51110b9cf5616542da79e0d3dd4314e01a864bd
[2024-11-08 17:28:10,443 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 17:28:10,473 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 17:28:10,476 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 17:28:10,477 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 17:28:10,480 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 17:28:10,482 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_44_bad.i
Unable to find full path for "g++"
[2024-11-08 17:28:12,466 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 17:28:12,904 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 17:28:12,907 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_fscanf_postdec_44_bad.i
[2024-11-08 17:28:12,936 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/data/281feeac6/054b8ca0ab6049a2b3355c0fac93de71/FLAG202967cd4
[2024-11-08 17:28:12,952 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/data/281feeac6/054b8ca0ab6049a2b3355c0fac93de71
[2024-11-08 17:28:12,955 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 17:28:12,961 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 17:28:12,962 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 17:28:12,963 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 17:28:12,969 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 17:28:12,969 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:28:12" (1/1) ...
[2024-11-08 17:28:12,971 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5aa98572 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:12, skipping insertion in model container
[2024-11-08 17:28:12,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:28:12" (1/1) ...
[2024-11-08 17:28:13,071 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 17:28:14,133 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:28:14,147 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 17:28:14,239 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:28:14,399 INFO L204 MainTranslator]: Completed translation
[2024-11-08 17:28:14,400 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14 WrapperNode
[2024-11-08 17:28:14,400 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 17:28:14,401 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 17:28:14,401 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 17:28:14,402 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 17:28:14,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (1/1) ...
[2024-11-08 17:28:14,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (1/1) ...
[2024-11-08 17:28:14,482 INFO L138 Inliner]: procedures = 504, calls = 25, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 50
[2024-11-08 17:28:14,486 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 17:28:14,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 17:28:14,487 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 17:28:14,487 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 17:28:14,502 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (1/1) ...
[2024-11-08 17:28:14,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (1/1) ...
[2024-11-08 17:28:14,510 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (1/1) ...
[2024-11-08 17:28:14,525 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-08 17:28:14,526 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (1/1) ...
[2024-11-08 17:28:14,526 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (1/1) ...
[2024-11-08 17:28:14,533 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (1/1) ...
[2024-11-08 17:28:14,535 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (1/1) ...
[2024-11-08 17:28:14,537 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (1/1) ...
[2024-11-08 17:28:14,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (1/1) ...
[2024-11-08 17:28:14,542 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 17:28:14,543 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 17:28:14,543 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 17:28:14,543 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 17:28:14,544 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (1/1) ...
[2024-11-08 17:28:14,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 17:28:14,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 17:28:14,579 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 17:28:14,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 17:28:14,606 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-08 17:28:14,607 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-08 17:28:14,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 17:28:14,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 17:28:14,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 17:28:14,792 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 17:28:14,795 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 17:28:15,045 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live.
[2024-11-08 17:28:15,047 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 17:28:15,065 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 17:28:15,066 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-08 17:28:15,066 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:28:15 BoogieIcfgContainer
[2024-11-08 17:28:15,067 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 17:28:15,070 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 17:28:15,071 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 17:28:15,074 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 17:28:15,074 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:28:12" (1/3) ...
[2024-11-08 17:28:15,075 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@538e5810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:28:15, skipping insertion in model container
[2024-11-08 17:28:15,076 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:28:14" (2/3) ...
[2024-11-08 17:28:15,077 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@538e5810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:28:15, skipping insertion in model container
[2024-11-08 17:28:15,079 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:28:15" (3/3) ...
[2024-11-08 17:28:15,081 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_fscanf_postdec_44_bad.i
[2024-11-08 17:28:15,102 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 17:28:15,102 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-08 17:28:15,198 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 17:28:15,206 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;@1bcd2390, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 17:28:15,207 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-08 17:28:15,212 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 15 states have (on average 1.2) internal successors, (18), 17 states have internal predecessors, (18), 2 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)
[2024-11-08 17:28:15,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10
[2024-11-08 17:28:15,223 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 17:28:15,224 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 17:28:15,224 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-08 17:28:15,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:28:15,232 INFO L85 PathProgramCache]: Analyzing trace with hash -664697225, now seen corresponding path program 1 times
[2024-11-08 17:28:15,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 17:28:15,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1741209819]
[2024-11-08 17:28:15,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:28:15,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 17:28:15,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 17:28:15,252 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 17:28:15,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-08 17:28:15,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:28:15,384 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 17:28:15,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:28:15,452 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace
[2024-11-08 17:28:15,458 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-08 17:28:15,461 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-11-08 17:28:15,463 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-11-08 17:28:15,487 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-08 17:28:15,668 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 17:28:15,673 INFO L407 BasicCegarLoop]: Path program histogram: [1]
[2024-11-08 17:28:15,701 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 17:28:15,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:28:15 BoogieIcfgContainer
[2024-11-08 17:28:15,705 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 17:28:15,705 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 17:28:15,705 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 17:28:15,706 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 17:28:15,706 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:28:15" (3/4) ...
[2024-11-08 17:28:15,709 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-08 17:28:15,710 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 17:28:15,711 INFO L158 Benchmark]: Toolchain (without parser) took 2750.54ms. Allocated memory was 60.8MB in the beginning and 94.4MB in the end (delta: 33.6MB). Free memory was 26.5MB in the beginning and 45.2MB in the end (delta: -18.7MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB.
[2024-11-08 17:28:15,712 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory was 37.0MB in the beginning and 36.9MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 17:28:15,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1438.22ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 26.2MB in the beginning and 44.4MB in the end (delta: -18.2MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB.
[2024-11-08 17:28:15,713 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.64ms. Allocated memory is still 77.6MB. Free memory was 44.1MB in the beginning and 41.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 17:28:15,714 INFO L158 Benchmark]: Boogie Preprocessor took 56.18ms. Allocated memory is still 77.6MB. Free memory was 41.1MB in the beginning and 38.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 17:28:15,715 INFO L158 Benchmark]: RCFGBuilder took 523.75ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 38.5MB in the beginning and 62.0MB in the end (delta: -23.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB.
[2024-11-08 17:28:15,715 INFO L158 Benchmark]: TraceAbstraction took 634.57ms. Allocated memory is still 94.4MB. Free memory was 61.0MB in the beginning and 45.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-08 17:28:15,716 INFO L158 Benchmark]: Witness Printer took 4.82ms. Allocated memory is still 94.4MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 17:28:15,722 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory was 37.0MB in the beginning and 36.9MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1438.22ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 26.2MB in the beginning and 44.4MB in the end (delta: -18.2MB). Peak memory consumption was 17.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 84.64ms. Allocated memory is still 77.6MB. Free memory was 44.1MB in the beginning and 41.1MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 56.18ms. Allocated memory is still 77.6MB. Free memory was 41.1MB in the beginning and 38.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 523.75ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 38.5MB in the beginning and 62.0MB in the end (delta: -23.5MB). Peak memory consumption was 11.6MB. Max. memory is 16.1GB.
* TraceAbstraction took 634.57ms. Allocated memory is still 94.4MB. Free memory was 61.0MB in the beginning and 45.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* Witness Printer took 4.82ms. Allocated memory is still 94.4MB. Free memory is still 45.2MB. There was no memory consumed. 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
- UnprovableResult [Line: 1551]: Unable to prove that integer overflow can never occur
Unable to prove that integer overflow can never occur
Reason: overapproximation of large string literal at line 1567.
Possible FailurePath:
[L1522] const int GLOBAL_CONST_TRUE = 1;
[L1523] const int GLOBAL_CONST_FALSE = 0;
[L1524] const int GLOBAL_CONST_FIVE = 5;
[L1525] int globalTrue = 1;
[L1526] int globalFalse = 0;
[L1527] int globalFive = 5;
[L1546] int globalArgc = 0;
[L1547] char** globalArgv = ((void *)0);
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1567] CALL printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, \old(line)={1:0}, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1414] COND TRUE line != ((void *)0)
[L1567] RET printLine("Calling bad()...")
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1568] CALL CWE191_Integer_Underflow__int_fscanf_postdec_44_bad()
[L1558] int data;
[L1559] void (*funcPtr) (int) = badSink;
[L1560] data = 0
[L1562] CALL funcPtr(data)
[L1551] data--
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
- UnprovableResult [Line: 1551]: 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 2 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 0.5s, 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=21occurred 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, 9 NumberOfCodeBlocks, 9 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
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-08 17:28:15,772 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d1c4f2e-825c-4142-8742-f4ef9adc58e7/bin/uautomizer-verify-jihMAELWvX/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:
UNKNOWN: Overapproximated counterexample