./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_13_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_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/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_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/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_884c6bb8-e8ea-4751-8288-777004501b35/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 d7db165a86771fbc986ba4ff7485797e2bdc21a1440040d5be64d6bffd1d1098
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 18:10:33,179 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 18:10:33,287 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-08 18:10:33,294 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 18:10:33,295 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 18:10:33,335 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 18:10:33,336 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 18:10:33,337 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 18:10:33,340 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 18:10:33,341 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 18:10:33,341 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 18:10:33,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 18:10:33,342 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 18:10:33,343 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 18:10:33,343 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 18:10:33,343 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 18:10:33,344 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 18:10:33,349 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 18:10:33,349 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 18:10:33,350 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 18:10:33,350 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 18:10:33,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 18:10:33,355 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 18:10:33,355 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-08 18:10:33,355 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 18:10:33,356 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 18:10:33,356 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 18:10:33,356 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 18:10:33,357 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 18:10:33,357 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 18:10:33,357 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 18:10:33,358 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:10:33,358 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 18:10:33,362 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 18:10:33,362 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 18:10:33,363 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 18:10:33,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 18:10:33,364 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 18:10:33,364 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 18:10:33,365 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 18:10:33,365 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 18:10:33,366 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_884c6bb8-e8ea-4751-8288-777004501b35/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7db165a86771fbc986ba4ff7485797e2bdc21a1440040d5be64d6bffd1d1098
[2024-11-08 18:10:33,686 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 18:10:33,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 18:10:33,728 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 18:10:33,730 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 18:10:33,731 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 18:10:33,733 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_13_bad.i
Unable to find full path for "g++"
[2024-11-08 18:10:35,933 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 18:10:36,355 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 18:10:36,356 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_13_bad.i
[2024-11-08 18:10:36,388 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/data/1afec92fa/d7d2d98594e8421eacf280c00510c5e2/FLAG47b26a51a
[2024-11-08 18:10:36,406 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/data/1afec92fa/d7d2d98594e8421eacf280c00510c5e2
[2024-11-08 18:10:36,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 18:10:36,412 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 18:10:36,413 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 18:10:36,413 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 18:10:36,419 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 18:10:36,419 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:10:36" (1/1) ...
[2024-11-08 18:10:36,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31d196e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:36, skipping insertion in model container
[2024-11-08 18:10:36,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:10:36" (1/1) ...
[2024-11-08 18:10:36,505 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 18:10:38,665 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:10:38,676 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 18:10:38,853 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:10:39,255 INFO L204 MainTranslator]: Completed translation
[2024-11-08 18:10:39,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39 WrapperNode
[2024-11-08 18:10:39,257 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 18:10:39,258 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 18:10:39,259 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 18:10:39,259 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 18:10:39,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (1/1) ...
[2024-11-08 18:10:39,303 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (1/1) ...
[2024-11-08 18:10:39,346 INFO L138 Inliner]: procedures = 935, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98
[2024-11-08 18:10:39,346 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 18:10:39,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 18:10:39,348 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 18:10:39,349 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 18:10:39,362 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (1/1) ...
[2024-11-08 18:10:39,363 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (1/1) ...
[2024-11-08 18:10:39,371 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (1/1) ...
[2024-11-08 18:10:39,396 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-08 18:10:39,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (1/1) ...
[2024-11-08 18:10:39,397 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (1/1) ...
[2024-11-08 18:10:39,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (1/1) ...
[2024-11-08 18:10:39,415 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (1/1) ...
[2024-11-08 18:10:39,417 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (1/1) ...
[2024-11-08 18:10:39,421 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (1/1) ...
[2024-11-08 18:10:39,424 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 18:10:39,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 18:10:39,430 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 18:10:39,430 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 18:10:39,431 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (1/1) ...
[2024-11-08 18:10:39,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:10:39,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:10:39,475 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 18:10:39,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 18:10:39,515 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 18:10:39,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 18:10:39,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 18:10:39,516 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-08 18:10:39,516 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-08 18:10:39,736 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 18:10:39,739 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 18:10:39,984 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live.
[2024-11-08 18:10:39,984 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 18:10:40,001 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 18:10:40,003 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-08 18:10:40,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:10:40 BoogieIcfgContainer
[2024-11-08 18:10:40,006 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 18:10:40,010 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 18:10:40,011 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 18:10:40,015 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 18:10:40,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:10:36" (1/3) ...
[2024-11-08 18:10:40,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@698225a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:10:40, skipping insertion in model container
[2024-11-08 18:10:40,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:39" (2/3) ...
[2024-11-08 18:10:40,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@698225a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:10:40, skipping insertion in model container
[2024-11-08 18:10:40,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:10:40" (3/3) ...
[2024-11-08 18:10:40,022 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_13_bad.i
[2024-11-08 18:10:40,040 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 18:10:40,040 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-08 18:10:40,115 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 18:10:40,122 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;@48e29ff0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 18:10:40,122 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-08 18:10:40,127 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 39 states have internal predecessors, (55), 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 18:10:40,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-11-08 18:10:40,134 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:10:40,135 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:10:40,136 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-08 18:10:40,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:10:40,142 INFO L85 PathProgramCache]: Analyzing trace with hash 433338487, now seen corresponding path program 1 times
[2024-11-08 18:10:40,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:10:40,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [256649589]
[2024-11-08 18:10:40,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:10:40,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:10:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:10:40,362 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:10:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:10:40,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:10:40,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:10:40,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [256649589]
[2024-11-08 18:10:40,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [256649589] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:10:40,396 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:10:40,396 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-11-08 18:10:40,398 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797395978]
[2024-11-08 18:10:40,399 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:10:40,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-08 18:10:40,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:10:40,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-08 18:10:40,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-08 18:10:40,440 INFO L87 Difference]: Start difference. First operand has 43 states, 37 states have (on average 1.4864864864864864) internal successors, (55), 39 states have internal predecessors, (55), 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) Second operand has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:10:40,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:10:40,459 INFO L93 Difference]: Finished difference Result 43 states and 59 transitions.
[2024-11-08 18:10:40,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-08 18:10:40,461 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11
[2024-11-08 18:10:40,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:10:40,470 INFO L225 Difference]: With dead ends: 43
[2024-11-08 18:10:40,470 INFO L226 Difference]: Without dead ends: 35
[2024-11-08 18:10:40,473 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-08 18:10:40,477 INFO L432 NwaCegarLoop]: 58 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:10:40,478 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:10:40,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states.
[2024-11-08 18:10:40,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35.
[2024-11-08 18:10:40,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 32 states have (on average 1.46875) internal successors, (47), 32 states have internal predecessors, (47), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:10:40,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 49 transitions.
[2024-11-08 18:10:40,524 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 49 transitions. Word has length 11
[2024-11-08 18:10:40,524 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:10:40,524 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 49 transitions.
[2024-11-08 18:10:40,525 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 9.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:10:40,525 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions.
[2024-11-08 18:10:40,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-11-08 18:10:40,526 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:10:40,526 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:10:40,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-08 18:10:40,527 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-08 18:10:40,528 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:10:40,528 INFO L85 PathProgramCache]: Analyzing trace with hash 548591343, now seen corresponding path program 1 times
[2024-11-08 18:10:40,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:10:40,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1638502203]
[2024-11-08 18:10:40,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:10:40,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:10:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:10:40,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-08 18:10:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:10:40,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:10:40,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 18:10:40,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1638502203]
[2024-11-08 18:10:40,649 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1638502203] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:10:40,649 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:10:40,649 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 18:10:40,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873820927]
[2024-11-08 18:10:40,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:10:40,651 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:10:40,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 18:10:40,652 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:10:40,652 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:10:40,653 INFO L87 Difference]: Start difference. First operand 35 states and 49 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:10:40,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:10:40,665 INFO L93 Difference]: Finished difference Result 39 states and 52 transitions.
[2024-11-08 18:10:40,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:10:40,666 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12
[2024-11-08 18:10:40,666 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:10:40,667 INFO L225 Difference]: With dead ends: 39
[2024-11-08 18:10:40,667 INFO L226 Difference]: Without dead ends: 35
[2024-11-08 18:10:40,668 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:10:40,669 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 44 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:10:40,669 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 46 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:10:40,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35 states.
[2024-11-08 18:10:40,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35 to 35.
[2024-11-08 18:10:40,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 32 states have (on average 1.4375) internal successors, (46), 32 states have internal predecessors, (46), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:10:40,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 48 transitions.
[2024-11-08 18:10:40,682 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 48 transitions. Word has length 12
[2024-11-08 18:10:40,682 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:10:40,683 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 48 transitions.
[2024-11-08 18:10:40,683 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:10:40,683 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions.
[2024-11-08 18:10:40,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19
[2024-11-08 18:10:40,684 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:10:40,684 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:10:40,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-08 18:10:40,684 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-08 18:10:40,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:10:40,685 INFO L85 PathProgramCache]: Analyzing trace with hash -239808910, now seen corresponding path program 1 times
[2024-11-08 18:10:40,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 18:10:40,686 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1122085355]
[2024-11-08 18:10:40,686 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:10:40,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 18:10:40,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-08 18:10:40,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2099857940]
[2024-11-08 18:10:40,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:10:40,736 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 18:10:40,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:10:40,743 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 18:10:40,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-08 18:10:40,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:10:40,907 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:10:40,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:10:40,979 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 18:10:40,980 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-08 18:10:40,981 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-11-08 18:10:40,983 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-11-08 18:10:41,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2024-11-08 18:10:41,184 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 18:10:41,187 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-11-08 18:10:41,222 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 18:10:41,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:10:41 BoogieIcfgContainer
[2024-11-08 18:10:41,229 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 18:10:41,230 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 18:10:41,230 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 18:10:41,231 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 18:10:41,231 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:10:40" (3/4) ...
[2024-11-08 18:10:41,234 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-08 18:10:41,236 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 18:10:41,237 INFO L158 Benchmark]: Toolchain (without parser) took 4825.41ms. Allocated memory was 165.7MB in the beginning and 220.2MB in the end (delta: 54.5MB). Free memory was 123.2MB in the beginning and 110.9MB in the end (delta: 12.3MB). Peak memory consumption was 68.2MB. Max. memory is 16.1GB.
[2024-11-08 18:10:41,238 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 121.6MB. Free memory was 95.4MB in the beginning and 95.4MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:10:41,238 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2843.94ms. Allocated memory was 165.7MB in the beginning and 220.2MB in the end (delta: 54.5MB). Free memory was 123.2MB in the beginning and 181.2MB in the end (delta: -58.0MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB.
[2024-11-08 18:10:41,239 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.72ms. Allocated memory is still 220.2MB. Free memory was 181.2MB in the beginning and 177.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 18:10:41,239 INFO L158 Benchmark]: Boogie Preprocessor took 81.81ms. Allocated memory is still 220.2MB. Free memory was 177.0MB in the beginning and 174.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:10:41,240 INFO L158 Benchmark]: RCFGBuilder took 576.05ms. Allocated memory is still 220.2MB. Free memory was 174.9MB in the beginning and 158.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-08 18:10:41,244 INFO L158 Benchmark]: TraceAbstraction took 1218.85ms. Allocated memory is still 220.2MB. Free memory was 157.1MB in the beginning and 110.9MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB.
[2024-11-08 18:10:41,245 INFO L158 Benchmark]: Witness Printer took 6.52ms. Allocated memory is still 220.2MB. Free memory is still 110.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:10:41,247 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.36ms. Allocated memory is still 121.6MB. Free memory was 95.4MB in the beginning and 95.4MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 2843.94ms. Allocated memory was 165.7MB in the beginning and 220.2MB in the end (delta: 54.5MB). Free memory was 123.2MB in the beginning and 181.2MB in the end (delta: -58.0MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 88.72ms. Allocated memory is still 220.2MB. Free memory was 181.2MB in the beginning and 177.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 81.81ms. Allocated memory is still 220.2MB. Free memory was 177.0MB in the beginning and 174.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 576.05ms. Allocated memory is still 220.2MB. Free memory was 174.9MB in the beginning and 158.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 1218.85ms. Allocated memory is still 220.2MB. Free memory was 157.1MB in the beginning and 110.9MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB.
* Witness Printer took 6.52ms. Allocated memory is still 220.2MB. Free memory is still 110.9MB. 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: 1843]: 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 1851.
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]
[L1851] 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)
[L1851] 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]
[L1852] CALL CWE190_Integer_Overflow__int_rand_square_13_bad()
[L1834] int data;
[L1835] data = 0
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1836] COND TRUE GLOBAL_CONST_FIVE==5
[L1838] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1
[L1838] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15)
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1838] EXPR ((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1838] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1838] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1))
[L1840] COND TRUE GLOBAL_CONST_FIVE==5
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=46341, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1843] data * 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: 1843]: 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, 43 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 44 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 44 mSDsluCounter, 104 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 104 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 59 NumberOfCodeBlocks, 59 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 21 ConstructedInterpolants, 0 QuantifiedInterpolants, 29 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 18:10:41,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/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
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_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/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_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_13_bad.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/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_884c6bb8-e8ea-4751-8288-777004501b35/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 d7db165a86771fbc986ba4ff7485797e2bdc21a1440040d5be64d6bffd1d1098
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 18:10:43,752 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 18:10:43,852 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf
[2024-11-08 18:10:43,860 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 18:10:43,861 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 18:10:43,862 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty.
[2024-11-08 18:10:43,901 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 18:10:43,901 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 18:10:43,902 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 18:10:43,904 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 18:10:43,905 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 18:10:43,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 18:10:43,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 18:10:43,907 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 18:10:43,910 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 18:10:43,911 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 18:10:43,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 18:10:43,911 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 18:10:43,911 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 18:10:43,912 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 18:10:43,912 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 18:10:43,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 18:10:43,913 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-08 18:10:43,913 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-08 18:10:43,913 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 18:10:43,913 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-08 18:10:43,913 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-08 18:10:43,914 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-08 18:10:43,914 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 18:10:43,914 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 18:10:43,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 18:10:43,915 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 18:10:43,915 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 18:10:43,915 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 18:10:43,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:10:43,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 18:10:43,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 18:10:43,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 18:10:43,919 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-11-08 18:10:43,920 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-08 18:10:43,920 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 18:10:43,920 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 18:10:43,920 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 18:10:43,921 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 18:10:43,921 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_884c6bb8-e8ea-4751-8288-777004501b35/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7db165a86771fbc986ba4ff7485797e2bdc21a1440040d5be64d6bffd1d1098
[2024-11-08 18:10:44,326 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 18:10:44,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 18:10:44,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 18:10:44,356 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 18:10:44,357 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 18:10:44,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_13_bad.i
Unable to find full path for "g++"
[2024-11-08 18:10:46,625 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 18:10:47,020 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 18:10:47,021 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_13_bad.i
[2024-11-08 18:10:47,075 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/data/893bbb501/dc1475a749104e4e95af865414daf6df/FLAGcca9ca92d
[2024-11-08 18:10:47,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/data/893bbb501/dc1475a749104e4e95af865414daf6df
[2024-11-08 18:10:47,101 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 18:10:47,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 18:10:47,107 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 18:10:47,108 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 18:10:47,117 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 18:10:47,118 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:10:47" (1/1) ...
[2024-11-08 18:10:47,119 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@242cc524 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:47, skipping insertion in model container
[2024-11-08 18:10:47,119 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 06:10:47" (1/1) ...
[2024-11-08 18:10:47,212 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 18:10:48,947 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:10:48,969 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 18:10:49,162 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 18:10:49,572 INFO L204 MainTranslator]: Completed translation
[2024-11-08 18:10:49,572 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49 WrapperNode
[2024-11-08 18:10:49,576 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 18:10:49,578 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 18:10:49,578 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 18:10:49,578 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 18:10:49,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (1/1) ...
[2024-11-08 18:10:49,617 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (1/1) ...
[2024-11-08 18:10:49,644 INFO L138 Inliner]: procedures = 940, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58
[2024-11-08 18:10:49,645 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 18:10:49,646 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 18:10:49,646 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 18:10:49,646 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 18:10:49,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (1/1) ...
[2024-11-08 18:10:49,658 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (1/1) ...
[2024-11-08 18:10:49,662 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (1/1) ...
[2024-11-08 18:10:49,672 INFO L175 MemorySlicer]: No memory access in input program.
[2024-11-08 18:10:49,672 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (1/1) ...
[2024-11-08 18:10:49,673 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (1/1) ...
[2024-11-08 18:10:49,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (1/1) ...
[2024-11-08 18:10:49,682 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (1/1) ...
[2024-11-08 18:10:49,684 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (1/1) ...
[2024-11-08 18:10:49,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (1/1) ...
[2024-11-08 18:10:49,690 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 18:10:49,691 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 18:10:49,691 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 18:10:49,691 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 18:10:49,692 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (1/1) ...
[2024-11-08 18:10:49,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 18:10:49,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:10:49,743 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 18:10:49,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 18:10:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 18:10:49,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 18:10:49,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 18:10:49,780 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-11-08 18:10:49,780 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-11-08 18:10:50,020 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 18:10:50,022 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 18:10:51,675 INFO L? ?]: Removed 27 outVars from TransFormulas that were not future-live.
[2024-11-08 18:10:51,675 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 18:10:51,687 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 18:10:51,688 INFO L316 CfgBuilder]: Removed 0 assume(true) statements.
[2024-11-08 18:10:51,688 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:10:51 BoogieIcfgContainer
[2024-11-08 18:10:51,689 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 18:10:51,691 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 18:10:51,691 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 18:10:51,695 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 18:10:51,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 06:10:47" (1/3) ...
[2024-11-08 18:10:51,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4401f5f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:10:51, skipping insertion in model container
[2024-11-08 18:10:51,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 06:10:49" (2/3) ...
[2024-11-08 18:10:51,697 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4401f5f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 06:10:51, skipping insertion in model container
[2024-11-08 18:10:51,697 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:10:51" (3/3) ...
[2024-11-08 18:10:51,699 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_13_bad.i
[2024-11-08 18:10:51,719 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 18:10:51,719 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations.
[2024-11-08 18:10:51,795 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 18:10:51,800 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;@5a824df9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 18:10:51,801 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations.
[2024-11-08 18:10:51,805 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 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 18:10:51,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-11-08 18:10:51,832 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:10:51,834 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:10:51,834 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-08 18:10:51,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:10:51,841 INFO L85 PathProgramCache]: Analyzing trace with hash 1654475935, now seen corresponding path program 1 times
[2024-11-08 18:10:51,855 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 18:10:51,855 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [605620748]
[2024-11-08 18:10:51,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:10:51,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 18:10:51,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:10:51,858 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 18:10:51,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-08 18:10:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 18:10:52,053 INFO L255 TraceCheckSpWp]: Trace formula consists of 37 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-08 18:10:52,057 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 18:10:52,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-08 18:10:52,137 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-08 18:10:52,138 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-08 18:10:52,138 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [605620748]
[2024-11-08 18:10:52,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [605620748] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 18:10:52,139 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 18:10:52,139 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 18:10:52,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362480274]
[2024-11-08 18:10:52,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 18:10:52,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 18:10:52,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-08 18:10:52,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 18:10:52,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:10:52,180 INFO L87 Difference]: Start difference. First operand has 23 states, 17 states have (on average 1.3529411764705883) internal successors, (23), 19 states have internal predecessors, (23), 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) Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:10:52,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 18:10:52,216 INFO L93 Difference]: Finished difference Result 39 states and 44 transitions.
[2024-11-08 18:10:52,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 18:10:52,219 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11
[2024-11-08 18:10:52,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 18:10:52,227 INFO L225 Difference]: With dead ends: 39
[2024-11-08 18:10:52,227 INFO L226 Difference]: Without dead ends: 16
[2024-11-08 18:10:52,232 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 18:10:52,236 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 17 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 18:10:52,239 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 23 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 18:10:52,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states.
[2024-11-08 18:10:52,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16.
[2024-11-08 18:10:52,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 12 states have (on average 1.25) internal successors, (15), 13 states have internal predecessors, (15), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:10:52,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions.
[2024-11-08 18:10:52,281 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 11
[2024-11-08 18:10:52,281 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 18:10:52,281 INFO L471 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions.
[2024-11-08 18:10:52,282 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-11-08 18:10:52,282 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions.
[2024-11-08 18:10:52,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2024-11-08 18:10:52,283 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 18:10:52,283 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 18:10:52,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-08 18:10:52,484 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 18:10:52,484 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW] ===
[2024-11-08 18:10:52,485 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 18:10:52,485 INFO L85 PathProgramCache]: Analyzing trace with hash 804858586, now seen corresponding path program 1 times
[2024-11-08 18:10:52,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 18:10:52,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1744008803]
[2024-11-08 18:10:52,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 18:10:52,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 18:10:52,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 18:10:52,492 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 18:10:52,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-08 18:10:53,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:10:53,407 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 18:10:54,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 18:10:54,100 INFO L130 FreeRefinementEngine]: Strategy FOX found a feasible trace
[2024-11-08 18:10:54,100 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-08 18:10:54,103 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 2 remaining)
[2024-11-08 18:10:54,105 INFO L782 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 2 remaining)
[2024-11-08 18:10:54,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-11-08 18:10:54,306 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 18:10:54,309 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1]
[2024-11-08 18:10:54,332 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 18:10:54,335 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 06:10:54 BoogieIcfgContainer
[2024-11-08 18:10:54,336 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 18:10:54,336 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 18:10:54,337 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 18:10:54,337 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 18:10:54,337 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 06:10:51" (3/4) ...
[2024-11-08 18:10:54,340 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-08 18:10:54,342 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 18:10:54,343 INFO L158 Benchmark]: Toolchain (without parser) took 7239.64ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 51.9MB in the beginning and 53.1MB in the end (delta: -1.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB.
[2024-11-08 18:10:54,343 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory is still 26.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:10:54,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2469.56ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 51.7MB in the beginning and 54.3MB in the end (delta: -2.6MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB.
[2024-11-08 18:10:54,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.60ms. Allocated memory is still 113.2MB. Free memory was 54.3MB in the beginning and 50.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 18:10:54,345 INFO L158 Benchmark]: Boogie Preprocessor took 44.28ms. Allocated memory is still 113.2MB. Free memory was 50.8MB in the beginning and 48.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 18:10:54,346 INFO L158 Benchmark]: RCFGBuilder took 1998.04ms. Allocated memory is still 113.2MB. Free memory was 48.0MB in the beginning and 71.5MB in the end (delta: -23.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-08 18:10:54,346 INFO L158 Benchmark]: TraceAbstraction took 2644.72ms. Allocated memory is still 113.2MB. Free memory was 70.7MB in the beginning and 54.0MB in the end (delta: 16.7MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB.
[2024-11-08 18:10:54,347 INFO L158 Benchmark]: Witness Printer took 5.25ms. Allocated memory is still 113.2MB. Free memory was 54.0MB in the beginning and 53.1MB in the end (delta: 862.1kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 18:10:54,349 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory is still 26.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 2469.56ms. Allocated memory was 86.0MB in the beginning and 113.2MB in the end (delta: 27.3MB). Free memory was 51.7MB in the beginning and 54.3MB in the end (delta: -2.6MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 67.60ms. Allocated memory is still 113.2MB. Free memory was 54.3MB in the beginning and 50.8MB in the end (delta: 3.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 44.28ms. Allocated memory is still 113.2MB. Free memory was 50.8MB in the beginning and 48.0MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* RCFGBuilder took 1998.04ms. Allocated memory is still 113.2MB. Free memory was 48.0MB in the beginning and 71.5MB in the end (delta: -23.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* TraceAbstraction took 2644.72ms. Allocated memory is still 113.2MB. Free memory was 70.7MB in the beginning and 54.0MB in the end (delta: 16.7MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB.
* Witness Printer took 5.25ms. Allocated memory is still 113.2MB. Free memory was 54.0MB in the beginning and 53.1MB in the end (delta: 862.1kB). 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: 1843]: 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 1851.
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]
[L1851] 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)
[L1851] 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]
[L1852] CALL CWE190_Integer_Overflow__int_rand_square_13_bad()
[L1834] int data;
[L1835] data = 0
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1836] COND TRUE GLOBAL_CONST_FIVE==5
[L1838] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1
[L1838] EXPR rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=0, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1838] data = ((int)(rand() & 1 ? (((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) : -(((unsigned)rand()<<30) ^ ((unsigned)rand()<<15) ^ rand()) - 1))
[L1840] COND TRUE GLOBAL_CONST_FIVE==5
VAL [GLOBAL_CONST_FALSE=0, GLOBAL_CONST_FIVE=5, GLOBAL_CONST_TRUE=1, data=-2147483648, globalArgc=0, globalArgv={0:0}, globalFalse=0, globalFive=5, globalTrue=1]
[L1843] data * 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: 1843]: 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, 23 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17 mSDsluCounter, 23 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 23 mSDtfsCounter, 2 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=23occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 10 ConstructedInterpolants, 0 QuantifiedInterpolants, 26 SizeOfPredicates, 0 NumberOfNonLiveVariables, 37 ConjunctsInSsa, 2 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 18:10:54,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_884c6bb8-e8ea-4751-8288-777004501b35/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
Writing output log to file Ultimate.log
Result:
UNKNOWN: Overapproximated counterexample