./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_good.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 4a390ef5
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 7c3324437e341d7b098e9dbe6dd9e58a346a05f3c2760e7195364eab0a0f1d45
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-4a390ef-m
[2024-10-24 21:31:44,831 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-10-24 21:31:44,889 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-10-24 21:31:44,893 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-10-24 21:31:44,895 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-10-24 21:31:44,917 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-10-24 21:31:44,918 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-10-24 21:31:44,918 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-10-24 21:31:44,919 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-10-24 21:31:44,919 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-10-24 21:31:44,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-10-24 21:31:44,920 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-10-24 21:31:44,920 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-10-24 21:31:44,921 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-10-24 21:31:44,922 INFO L153 SettingsManager]: * Use SBE=true
[2024-10-24 21:31:44,922 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-10-24 21:31:44,922 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-10-24 21:31:44,923 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-10-24 21:31:44,923 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-10-24 21:31:44,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-10-24 21:31:44,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-10-24 21:31:44,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-10-24 21:31:44,926 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-10-24 21:31:44,926 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-10-24 21:31:44,927 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-10-24 21:31:44,927 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-10-24 21:31:44,927 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-10-24 21:31:44,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-10-24 21:31:44,927 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-10-24 21:31:44,927 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-10-24 21:31:44,928 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-10-24 21:31:44,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-10-24 21:31:44,928 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-10-24 21:31:44,928 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-10-24 21:31:44,928 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-10-24 21:31:44,928 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-10-24 21:31:44,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-10-24 21:31:44,929 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-10-24 21:31:44,929 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-10-24 21:31:44,929 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-10-24 21:31:44,929 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-10-24 21:31:44,930 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c3324437e341d7b098e9dbe6dd9e58a346a05f3c2760e7195364eab0a0f1d45
[2024-10-24 21:31:45,126 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-10-24 21:31:45,142 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-10-24 21:31:45,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-10-24 21:31:45,145 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-10-24 21:31:45,145 INFO L274 PluginConnector]: CDTParser initialized
[2024-10-24 21:31:45,146 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_good.i
[2024-10-24 21:31:46,426 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-10-24 21:31:46,717 INFO L384 CDTParser]: Found 1 translation units.
[2024-10-24 21:31:46,718 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_good.i
[2024-10-24 21:31:46,740 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74ee281c0/aef28a11d70e41d7b178c41eed222d5d/FLAGf79e1cf5b
[2024-10-24 21:31:46,989 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/74ee281c0/aef28a11d70e41d7b178c41eed222d5d
[2024-10-24 21:31:46,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-10-24 21:31:46,992 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-10-24 21:31:46,993 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-10-24 21:31:46,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-10-24 21:31:46,999 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-10-24 21:31:46,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:31:46" (1/1) ...
[2024-10-24 21:31:47,000 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1525850a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47, skipping insertion in model container
[2024-10-24 21:31:47,000 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:31:46" (1/1) ...
[2024-10-24 21:31:47,050 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-10-24 21:31:47,585 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-10-24 21:31:47,593 INFO L200 MainTranslator]: Completed pre-run
[2024-10-24 21:31:47,676 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-10-24 21:31:47,791 INFO L204 MainTranslator]: Completed translation
[2024-10-24 21:31:47,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47 WrapperNode
[2024-10-24 21:31:47,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-10-24 21:31:47,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-10-24 21:31:47,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-10-24 21:31:47,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-10-24 21:31:47,798 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (1/1) ...
[2024-10-24 21:31:47,819 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (1/1) ...
[2024-10-24 21:31:47,843 INFO L138 Inliner]: procedures = 503, calls = 36, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 75
[2024-10-24 21:31:47,844 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-10-24 21:31:47,844 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-10-24 21:31:47,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-10-24 21:31:47,845 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-10-24 21:31:47,853 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (1/1) ...
[2024-10-24 21:31:47,854 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (1/1) ...
[2024-10-24 21:31:47,858 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (1/1) ...
[2024-10-24 21:31:47,872 INFO L175 MemorySlicer]: Split 1 memory accesses to 1 slices as follows [1]. 100 percent of accesses are in the largest equivalence class. The 1 initializations are split as follows [1]. The 0 writes are split as follows [0].
[2024-10-24 21:31:47,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (1/1) ...
[2024-10-24 21:31:47,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (1/1) ...
[2024-10-24 21:31:47,878 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (1/1) ...
[2024-10-24 21:31:47,880 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (1/1) ...
[2024-10-24 21:31:47,881 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (1/1) ...
[2024-10-24 21:31:47,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (1/1) ...
[2024-10-24 21:31:47,884 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-10-24 21:31:47,885 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-10-24 21:31:47,885 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-10-24 21:31:47,885 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-10-24 21:31:47,886 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (1/1) ...
[2024-10-24 21:31:47,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-10-24 21:31:47,900 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-10-24 21:31:47,913 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-10-24 21:31:47,915 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-10-24 21:31:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-10-24 21:31:47,949 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-10-24 21:31:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-10-24 21:31:47,949 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-10-24 21:31:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-10-24 21:31:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID
[2024-10-24 21:31:47,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID
[2024-10-24 21:31:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-10-24 21:31:47,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-10-24 21:31:47,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-10-24 21:31:48,061 INFO L238 CfgBuilder]: Building ICFG
[2024-10-24 21:31:48,063 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-10-24 21:31:48,175 INFO L? ?]: Removed 26 outVars from TransFormulas that were not future-live.
[2024-10-24 21:31:48,176 INFO L287 CfgBuilder]: Performing block encoding
[2024-10-24 21:31:48,198 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-10-24 21:31:48,201 INFO L314 CfgBuilder]: Removed 0 assume(true) statements.
[2024-10-24 21:31:48,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:31:48 BoogieIcfgContainer
[2024-10-24 21:31:48,202 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-10-24 21:31:48,205 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-10-24 21:31:48,205 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-10-24 21:31:48,208 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-10-24 21:31:48,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 09:31:46" (1/3) ...
[2024-10-24 21:31:48,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b1ef621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:31:48, skipping insertion in model container
[2024-10-24 21:31:48,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:47" (2/3) ...
[2024-10-24 21:31:48,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2b1ef621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:31:48, skipping insertion in model container
[2024-10-24 21:31:48,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:31:48" (3/3) ...
[2024-10-24 21:31:48,213 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_add_65_good.i
[2024-10-24 21:31:48,225 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-10-24 21:31:48,226 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations.
[2024-10-24 21:31:48,271 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-10-24 21:31:48,276 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;@6f4462e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-10-24 21:31:48,276 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-10-24 21:31:48,283 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 28 states have internal predecessors, (32), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8)
[2024-10-24 21:31:48,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-10-24 21:31:48,288 INFO L207 NwaCegarLoop]: Found error trace
[2024-10-24 21:31:48,289 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-24 21:31:48,289 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ##fun~int~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~int~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~int~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~int~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-10-24 21:31:48,293 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-24 21:31:48,294 INFO L85 PathProgramCache]: Analyzing trace with hash -1518360961, now seen corresponding path program 1 times
[2024-10-24 21:31:48,301 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-24 21:31:48,301 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530861772]
[2024-10-24 21:31:48,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-24 21:31:48,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-24 21:31:48,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:48,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2024-10-24 21:31:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:48,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-24 21:31:48,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-24 21:31:48,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530861772]
[2024-10-24 21:31:48,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530861772] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-24 21:31:48,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-24 21:31:48,625 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-10-24 21:31:48,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [767662754]
[2024-10-24 21:31:48,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-24 21:31:48,634 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-10-24 21:31:48,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-24 21:31:48,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-10-24 21:31:48,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-10-24 21:31:48,653 INFO L87 Difference]: Start difference. First operand has 40 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 28 states have internal predecessors, (32), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 6 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-24 21:31:48,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-10-24 21:31:48,741 INFO L93 Difference]: Finished difference Result 60 states and 72 transitions.
[2024-10-24 21:31:48,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-10-24 21:31:48,743 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11
[2024-10-24 21:31:48,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-10-24 21:31:48,748 INFO L225 Difference]: With dead ends: 60
[2024-10-24 21:31:48,748 INFO L226 Difference]: Without dead ends: 45
[2024-10-24 21:31:48,751 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-10-24 21:31:48,755 INFO L432 NwaCegarLoop]: 39 mSDtfsCounter, 17 mSDsluCounter, 152 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 55 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-10-24 21:31:48,756 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 191 Invalid, 55 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-10-24 21:31:48,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states.
[2024-10-24 21:31:48,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 43.
[2024-10-24 21:31:48,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 43 states, 29 states have (on average 1.3103448275862069) internal successors, (38), 32 states have internal predecessors, (38), 7 states have call successors, (7), 4 states have call predecessors, (7), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-10-24 21:31:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 51 transitions.
[2024-10-24 21:31:48,783 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 51 transitions. Word has length 11
[2024-10-24 21:31:48,784 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-10-24 21:31:48,784 INFO L471 AbstractCegarLoop]: Abstraction has 43 states and 51 transitions.
[2024-10-24 21:31:48,784 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 2.0) internal successors, (8), 5 states have internal predecessors, (8), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-24 21:31:48,785 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions.
[2024-10-24 21:31:48,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-10-24 21:31:48,785 INFO L207 NwaCegarLoop]: Found error trace
[2024-10-24 21:31:48,786 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-24 21:31:48,786 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-10-24 21:31:48,786 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ##fun~int~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~int~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~int~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~int~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-10-24 21:31:48,786 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-24 21:31:48,787 INFO L85 PathProgramCache]: Analyzing trace with hash 175433707, now seen corresponding path program 1 times
[2024-10-24 21:31:48,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-24 21:31:48,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659394085]
[2024-10-24 21:31:48,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-24 21:31:48,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-24 21:31:48,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:48,876 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2024-10-24 21:31:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:48,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-24 21:31:48,888 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-24 21:31:48,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659394085]
[2024-10-24 21:31:48,888 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659394085] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-24 21:31:48,888 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-24 21:31:48,888 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-10-24 21:31:48,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65424247]
[2024-10-24 21:31:48,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-24 21:31:48,889 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-10-24 21:31:48,889 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-24 21:31:48,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-10-24 21:31:48,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-10-24 21:31:48,893 INFO L87 Difference]: Start difference. First operand 43 states and 51 transitions. Second operand has 6 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-24 21:31:48,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-10-24 21:31:48,962 INFO L93 Difference]: Finished difference Result 67 states and 76 transitions.
[2024-10-24 21:31:48,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-10-24 21:31:48,963 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12
[2024-10-24 21:31:48,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-10-24 21:31:48,963 INFO L225 Difference]: With dead ends: 67
[2024-10-24 21:31:48,964 INFO L226 Difference]: Without dead ends: 41
[2024-10-24 21:31:48,964 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-10-24 21:31:48,965 INFO L432 NwaCegarLoop]: 29 mSDtfsCounter, 13 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 136 SdHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-10-24 21:31:48,965 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 136 Invalid, 50 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-10-24 21:31:48,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states.
[2024-10-24 21:31:48,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41.
[2024-10-24 21:31:48,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 28 states have (on average 1.2142857142857142) internal successors, (34), 31 states have internal predecessors, (34), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-10-24 21:31:48,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 45 transitions.
[2024-10-24 21:31:48,972 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 45 transitions. Word has length 12
[2024-10-24 21:31:48,972 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-10-24 21:31:48,972 INFO L471 AbstractCegarLoop]: Abstraction has 41 states and 45 transitions.
[2024-10-24 21:31:48,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-24 21:31:48,973 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 45 transitions.
[2024-10-24 21:31:48,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26
[2024-10-24 21:31:48,973 INFO L207 NwaCegarLoop]: Found error trace
[2024-10-24 21:31:48,973 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-24 21:31:48,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-10-24 21:31:48,974 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ##fun~int~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~int~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~int~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~int~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-10-24 21:31:48,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-24 21:31:48,974 INFO L85 PathProgramCache]: Analyzing trace with hash 100394410, now seen corresponding path program 1 times
[2024-10-24 21:31:48,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-24 21:31:48,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446815655]
[2024-10-24 21:31:48,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-24 21:31:48,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-24 21:31:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2024-10-24 21:31:49,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7
[2024-10-24 21:31:49,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4
[2024-10-24 21:31:49,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,105 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-24 21:31:49,105 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-24 21:31:49,105 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446815655]
[2024-10-24 21:31:49,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [446815655] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-24 21:31:49,106 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-24 21:31:49,106 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-10-24 21:31:49,106 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622215127]
[2024-10-24 21:31:49,106 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-24 21:31:49,106 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-10-24 21:31:49,106 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-24 21:31:49,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-10-24 21:31:49,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-10-24 21:31:49,107 INFO L87 Difference]: Start difference. First operand 41 states and 45 transitions. Second operand has 6 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-10-24 21:31:49,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-10-24 21:31:49,156 INFO L93 Difference]: Finished difference Result 41 states and 45 transitions.
[2024-10-24 21:31:49,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-10-24 21:31:49,157 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 25
[2024-10-24 21:31:49,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-10-24 21:31:49,158 INFO L225 Difference]: With dead ends: 41
[2024-10-24 21:31:49,159 INFO L226 Difference]: Without dead ends: 40
[2024-10-24 21:31:49,159 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-10-24 21:31:49,160 INFO L432 NwaCegarLoop]: 36 mSDtfsCounter, 12 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 40 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 40 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-10-24 21:31:49,160 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 161 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 40 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-10-24 21:31:49,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states.
[2024-10-24 21:31:49,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40.
[2024-10-24 21:31:49,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 28 states have (on average 1.1785714285714286) internal successors, (33), 30 states have internal predecessors, (33), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-10-24 21:31:49,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 44 transitions.
[2024-10-24 21:31:49,169 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 44 transitions. Word has length 25
[2024-10-24 21:31:49,169 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-10-24 21:31:49,169 INFO L471 AbstractCegarLoop]: Abstraction has 40 states and 44 transitions.
[2024-10-24 21:31:49,170 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.6) internal successors, (18), 5 states have internal predecessors, (18), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-10-24 21:31:49,170 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 44 transitions.
[2024-10-24 21:31:49,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2024-10-24 21:31:49,171 INFO L207 NwaCegarLoop]: Found error trace
[2024-10-24 21:31:49,171 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-24 21:31:49,171 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-10-24 21:31:49,171 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ##fun~int~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~int~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~int~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~int~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-10-24 21:31:49,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-24 21:31:49,172 INFO L85 PathProgramCache]: Analyzing trace with hash -1182757344, now seen corresponding path program 1 times
[2024-10-24 21:31:49,172 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-24 21:31:49,172 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819252712]
[2024-10-24 21:31:49,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-24 21:31:49,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-24 21:31:49,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2024-10-24 21:31:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7
[2024-10-24 21:31:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4
[2024-10-24 21:31:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-24 21:31:49,275 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-24 21:31:49,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819252712]
[2024-10-24 21:31:49,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819252712] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-24 21:31:49,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-24 21:31:49,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-10-24 21:31:49,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778045426]
[2024-10-24 21:31:49,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-24 21:31:49,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-10-24 21:31:49,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-24 21:31:49,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-10-24 21:31:49,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-10-24 21:31:49,277 INFO L87 Difference]: Start difference. First operand 40 states and 44 transitions. Second operand has 6 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-10-24 21:31:49,324 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-10-24 21:31:49,325 INFO L93 Difference]: Finished difference Result 40 states and 44 transitions.
[2024-10-24 21:31:49,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-10-24 21:31:49,326 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 26
[2024-10-24 21:31:49,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-10-24 21:31:49,327 INFO L225 Difference]: With dead ends: 40
[2024-10-24 21:31:49,327 INFO L226 Difference]: Without dead ends: 39
[2024-10-24 21:31:49,327 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-10-24 21:31:49,328 INFO L432 NwaCegarLoop]: 34 mSDtfsCounter, 11 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-10-24 21:31:49,328 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 151 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-10-24 21:31:49,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states.
[2024-10-24 21:31:49,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39.
[2024-10-24 21:31:49,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 28 states have (on average 1.1428571428571428) internal successors, (32), 29 states have internal predecessors, (32), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-10-24 21:31:49,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 43 transitions.
[2024-10-24 21:31:49,337 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 43 transitions. Word has length 26
[2024-10-24 21:31:49,337 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-10-24 21:31:49,338 INFO L471 AbstractCegarLoop]: Abstraction has 39 states and 43 transitions.
[2024-10-24 21:31:49,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.8) internal successors, (19), 5 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-10-24 21:31:49,338 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions.
[2024-10-24 21:31:49,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2024-10-24 21:31:49,339 INFO L207 NwaCegarLoop]: Found error trace
[2024-10-24 21:31:49,339 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-24 21:31:49,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-10-24 21:31:49,340 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ##fun~int~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~int~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~int~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~int~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-10-24 21:31:49,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-24 21:31:49,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1182740495, now seen corresponding path program 1 times
[2024-10-24 21:31:49,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-24 21:31:49,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389155326]
[2024-10-24 21:31:49,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-24 21:31:49,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-24 21:31:49,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2024-10-24 21:31:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,440 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7
[2024-10-24 21:31:49,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,446 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4
[2024-10-24 21:31:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,449 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-24 21:31:49,449 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-24 21:31:49,450 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389155326]
[2024-10-24 21:31:49,451 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [389155326] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-24 21:31:49,451 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-24 21:31:49,451 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-10-24 21:31:49,451 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138203934]
[2024-10-24 21:31:49,451 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-24 21:31:49,451 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-10-24 21:31:49,452 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-24 21:31:49,452 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-10-24 21:31:49,453 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-10-24 21:31:49,453 INFO L87 Difference]: Start difference. First operand 39 states and 43 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-10-24 21:31:49,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-10-24 21:31:49,483 INFO L93 Difference]: Finished difference Result 41 states and 45 transitions.
[2024-10-24 21:31:49,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-10-24 21:31:49,484 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 26
[2024-10-24 21:31:49,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-10-24 21:31:49,486 INFO L225 Difference]: With dead ends: 41
[2024-10-24 21:31:49,486 INFO L226 Difference]: Without dead ends: 38
[2024-10-24 21:31:49,486 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-10-24 21:31:49,487 INFO L432 NwaCegarLoop]: 35 mSDtfsCounter, 9 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-10-24 21:31:49,487 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 78 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-10-24 21:31:49,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38 states.
[2024-10-24 21:31:49,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38 to 36.
[2024-10-24 21:31:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 26 states have (on average 1.1153846153846154) internal successors, (29), 26 states have internal predecessors, (29), 6 states have call successors, (6), 4 states have call predecessors, (6), 3 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5)
[2024-10-24 21:31:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 40 transitions.
[2024-10-24 21:31:49,498 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 40 transitions. Word has length 26
[2024-10-24 21:31:49,499 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-10-24 21:31:49,499 INFO L471 AbstractCegarLoop]: Abstraction has 36 states and 40 transitions.
[2024-10-24 21:31:49,499 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-10-24 21:31:49,499 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions.
[2024-10-24 21:31:49,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2024-10-24 21:31:49,500 INFO L207 NwaCegarLoop]: Found error trace
[2024-10-24 21:31:49,500 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-24 21:31:49,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-10-24 21:31:49,501 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ##fun~int~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~int~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~int~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~int~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-10-24 21:31:49,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-24 21:31:49,502 INFO L85 PathProgramCache]: Analyzing trace with hash 1989228077, now seen corresponding path program 1 times
[2024-10-24 21:31:49,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-10-24 21:31:49,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068068791]
[2024-10-24 21:31:49,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-24 21:31:49,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-10-24 21:31:49,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1
[2024-10-24 21:31:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7
[2024-10-24 21:31:49,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4
[2024-10-24 21:31:49,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:49,542 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-10-24 21:31:49,543 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-10-24 21:31:49,543 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068068791]
[2024-10-24 21:31:49,544 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1068068791] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-24 21:31:49,544 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-24 21:31:49,544 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-10-24 21:31:49,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206388366]
[2024-10-24 21:31:49,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-24 21:31:49,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-24 21:31:49,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-10-24 21:31:49,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-24 21:31:49,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-24 21:31:49,546 INFO L87 Difference]: Start difference. First operand 36 states and 40 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-10-24 21:31:49,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-10-24 21:31:49,559 INFO L93 Difference]: Finished difference Result 36 states and 40 transitions.
[2024-10-24 21:31:49,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-10-24 21:31:49,561 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 27
[2024-10-24 21:31:49,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-10-24 21:31:49,561 INFO L225 Difference]: With dead ends: 36
[2024-10-24 21:31:49,561 INFO L226 Difference]: Without dead ends: 0
[2024-10-24 21:31:49,561 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-24 21:31:49,562 INFO L432 NwaCegarLoop]: 30 mSDtfsCounter, 0 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-10-24 21:31:49,562 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-10-24 21:31:49,562 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-10-24 21:31:49,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-10-24 21:31:49,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-24 21:31:49,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-10-24 21:31:49,563 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27
[2024-10-24 21:31:49,563 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-10-24 21:31:49,563 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-10-24 21:31:49,563 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-10-24 21:31:49,563 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-10-24 21:31:49,563 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-10-24 21:31:49,567 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~int~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining)
[2024-10-24 21:31:49,568 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~int~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining)
[2024-10-24 21:31:49,568 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~int~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining)
[2024-10-24 21:31:49,568 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~int~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining)
[2024-10-24 21:31:49,568 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-10-24 21:31:49,570 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1]
[2024-10-24 21:31:49,572 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-10-24 21:31:49,652 INFO L165 ceAbstractionStarter]: Computing trace abstraction results
[2024-10-24 21:31:49,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
[2024-10-24 21:31:49,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
[2024-10-24 21:31:49,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
[2024-10-24 21:31:49,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
[2024-10-24 21:31:49,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
[2024-10-24 21:31:49,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
[2024-10-24 21:31:49,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
[2024-10-24 21:31:49,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
[2024-10-24 21:31:49,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
[2024-10-24 21:31:49,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
[2024-10-24 21:31:49,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
[2024-10-24 21:31:49,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
[2024-10-24 21:31:49,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
[2024-10-24 21:31:49,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
[2024-10-24 21:31:49,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
[2024-10-24 21:31:49,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
[2024-10-24 21:31:49,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
[2024-10-24 21:31:49,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
[2024-10-24 21:31:49,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
[2024-10-24 21:31:49,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
[2024-10-24 21:31:49,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
[2024-10-24 21:31:49,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
[2024-10-24 21:31:49,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
[2024-10-24 21:31:49,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
[2024-10-24 21:31:49,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
[2024-10-24 21:31:49,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
[2024-10-24 21:31:49,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
[2024-10-24 21:31:49,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
[2024-10-24 21:31:49,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
[2024-10-24 21:31:49,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
[2024-10-24 21:31:49,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
[2024-10-24 21:31:49,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
[2024-10-24 21:31:49,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
[2024-10-24 21:31:49,671 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
[2024-10-24 21:31:49,671 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
[2024-10-24 21:31:49,671 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
[2024-10-24 21:31:49,671 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
[2024-10-24 21:31:49,671 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
[2024-10-24 21:31:49,671 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
[2024-10-24 21:31:49,674 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
[2024-10-24 21:31:49,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
[2024-10-24 21:31:49,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
[2024-10-24 21:31:49,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
[2024-10-24 21:31:49,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
[2024-10-24 21:31:49,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
[2024-10-24 21:31:49,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
[2024-10-24 21:31:49,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
[2024-10-24 21:31:49,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
[2024-10-24 21:31:49,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
[2024-10-24 21:31:49,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
[2024-10-24 21:31:49,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
[2024-10-24 21:31:49,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
[2024-10-24 21:31:49,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
[2024-10-24 21:31:49,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
[2024-10-24 21:31:49,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
[2024-10-24 21:31:49,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
[2024-10-24 21:31:49,677 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
[2024-10-24 21:31:49,678 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
[2024-10-24 21:31:49,678 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
[2024-10-24 21:31:49,678 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
[2024-10-24 21:31:49,678 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
[2024-10-24 21:31:49,678 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
[2024-10-24 21:31:49,678 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
[2024-10-24 21:31:49,678 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
[2024-10-24 21:31:49,678 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
[2024-10-24 21:31:49,685 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception:
java.lang.NullPointerException
at de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.FloydHoareUtils.createProcedureContractResults(FloydHoareUtils.java:181)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:194)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.<init>(TraceAbstractionStarter.java:141)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2024-10-24 21:31:49,690 INFO L158 Benchmark]: Toolchain (without parser) took 2697.74ms. Allocated memory was 159.4MB in the beginning and 216.0MB in the end (delta: 56.6MB). Free memory was 100.3MB in the beginning and 96.1MB in the end (delta: 4.2MB). Peak memory consumption was 64.9MB. Max. memory is 16.1GB.
[2024-10-24 21:31:49,690 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 159.4MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-10-24 21:31:49,690 INFO L158 Benchmark]: CACSL2BoogieTranslator took 798.37ms. Allocated memory was 159.4MB in the beginning and 216.0MB in the end (delta: 56.6MB). Free memory was 100.3MB in the beginning and 148.6MB in the end (delta: -48.3MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB.
[2024-10-24 21:31:49,691 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.75ms. Allocated memory is still 216.0MB. Free memory was 148.6MB in the beginning and 145.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-10-24 21:31:49,691 INFO L158 Benchmark]: Boogie Preprocessor took 39.78ms. Allocated memory is still 216.0MB. Free memory was 145.4MB in the beginning and 143.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-10-24 21:31:49,691 INFO L158 Benchmark]: RCFGBuilder took 317.22ms. Allocated memory is still 216.0MB. Free memory was 143.3MB in the beginning and 125.5MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-10-24 21:31:49,693 INFO L158 Benchmark]: TraceAbstraction took 1484.84ms. Allocated memory is still 216.0MB. Free memory was 125.5MB in the beginning and 96.1MB in the end (delta: 29.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB.
[2024-10-24 21:31:49,694 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.13ms. Allocated memory is still 159.4MB. Free memory is still 118.3MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 798.37ms. Allocated memory was 159.4MB in the beginning and 216.0MB in the end (delta: 56.6MB). Free memory was 100.3MB in the beginning and 148.6MB in the end (delta: -48.3MB). Peak memory consumption was 50.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 51.75ms. Allocated memory is still 216.0MB. Free memory was 148.6MB in the beginning and 145.4MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 39.78ms. Allocated memory is still 216.0MB. Free memory was 145.4MB in the beginning and 143.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 317.22ms. Allocated memory is still 216.0MB. Free memory was 143.3MB in the beginning and 125.5MB in the end (delta: 17.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 1484.84ms. Allocated memory is still 216.0MB. Free memory was 125.5MB in the beginning and 96.1MB in the end (delta: 29.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
* 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
- PositiveResult [Line: 1600]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1600]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1592]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1592]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 4 procedures, 40 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 6, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 73 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 62 mSDsluCounter, 774 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 571 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 222 IncrementalHoareTripleChecker+Invalid, 228 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 203 mSDtfsCounter, 222 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 62 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred in iteration=1, InterpolantAutomatonStates: 31, 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, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 127 NumberOfCodeBlocks, 127 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 121 ConstructedInterpolants, 0 QuantifiedInterpolants, 217 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 11/11 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
- AllSpecificationsHoldResult: All specifications hold
4 specifications checked. All of them hold
- ProcedureContractResult [Line: 1412]: Procedure Contract for printLine
Derived contract for procedure printLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv)))
- ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine
Derived contract for procedure printIntLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv)))
- ExceptionOrErrorResult: NullPointerException: null
de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.FloydHoareUtils.createProcedureContractResults(FloydHoareUtils.java:181)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-10-24 21:31:49,721 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 7c3324437e341d7b098e9dbe6dd9e58a346a05f3c2760e7195364eab0a0f1d45
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-4a390ef-m
[2024-10-24 21:31:51,568 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-10-24 21:31:51,623 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf
[2024-10-24 21:31:51,628 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-10-24 21:31:51,628 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-10-24 21:31:51,629 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty.
[2024-10-24 21:31:51,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-10-24 21:31:51,653 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-10-24 21:31:51,653 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-10-24 21:31:51,654 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-10-24 21:31:51,654 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-10-24 21:31:51,654 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-10-24 21:31:51,655 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-10-24 21:31:51,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-10-24 21:31:51,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-10-24 21:31:51,656 INFO L153 SettingsManager]: * Use SBE=true
[2024-10-24 21:31:51,656 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-10-24 21:31:51,656 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-10-24 21:31:51,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-10-24 21:31:51,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-10-24 21:31:51,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-10-24 21:31:51,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-10-24 21:31:51,660 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-10-24 21:31:51,660 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-10-24 21:31:51,660 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-10-24 21:31:51,660 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-10-24 21:31:51,661 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-10-24 21:31:51,661 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-10-24 21:31:51,661 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-10-24 21:31:51,661 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-10-24 21:31:51,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-10-24 21:31:51,661 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-10-24 21:31:51,662 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-10-24 21:31:51,662 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-10-24 21:31:51,662 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-10-24 21:31:51,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-10-24 21:31:51,662 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-10-24 21:31:51,662 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-10-24 21:31:51,663 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF
[2024-10-24 21:31:51,663 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-10-24 21:31:51,663 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-10-24 21:31:51,666 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-10-24 21:31:51,666 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-10-24 21:31:51,666 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-10-24 21:31:51,666 INFO L153 SettingsManager]: * Logic for external solver=AUFBV
[2024-10-24 21:31:51,666 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7c3324437e341d7b098e9dbe6dd9e58a346a05f3c2760e7195364eab0a0f1d45
[2024-10-24 21:31:51,922 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-10-24 21:31:51,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-10-24 21:31:51,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-10-24 21:31:51,943 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-10-24 21:31:51,943 INFO L274 PluginConnector]: CDTParser initialized
[2024-10-24 21:31:51,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_good.i
[2024-10-24 21:31:53,239 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-10-24 21:31:53,521 INFO L384 CDTParser]: Found 1 translation units.
[2024-10-24 21:31:53,522 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_add_65_good.i
[2024-10-24 21:31:53,536 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b2eb5db5/b8bde48bf6ea4100afbc9d763c5fd519/FLAG5cbd541a4
[2024-10-24 21:31:53,549 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b2eb5db5/b8bde48bf6ea4100afbc9d763c5fd519
[2024-10-24 21:31:53,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-10-24 21:31:53,552 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-10-24 21:31:53,554 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-10-24 21:31:53,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-10-24 21:31:53,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-10-24 21:31:53,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:31:53" (1/1) ...
[2024-10-24 21:31:53,561 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@83c25b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:53, skipping insertion in model container
[2024-10-24 21:31:53,561 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 09:31:53" (1/1) ...
[2024-10-24 21:31:53,604 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-10-24 21:31:54,311 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-10-24 21:31:54,327 INFO L200 MainTranslator]: Completed pre-run
[2024-10-24 21:31:54,392 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-10-24 21:31:54,508 INFO L204 MainTranslator]: Completed translation
[2024-10-24 21:31:54,509 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54 WrapperNode
[2024-10-24 21:31:54,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-10-24 21:31:54,510 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-10-24 21:31:54,510 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-10-24 21:31:54,510 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-10-24 21:31:54,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (1/1) ...
[2024-10-24 21:31:54,539 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (1/1) ...
[2024-10-24 21:31:54,556 INFO L138 Inliner]: procedures = 508, calls = 36, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 74
[2024-10-24 21:31:54,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-10-24 21:31:54,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-10-24 21:31:54,557 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-10-24 21:31:54,557 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-10-24 21:31:54,564 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (1/1) ...
[2024-10-24 21:31:54,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (1/1) ...
[2024-10-24 21:31:54,568 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (1/1) ...
[2024-10-24 21:31:54,579 INFO L175 MemorySlicer]: Split 1 memory accesses to 1 slices as follows [1]. 100 percent of accesses are in the largest equivalence class. The 1 initializations are split as follows [1]. The 0 writes are split as follows [0].
[2024-10-24 21:31:54,579 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (1/1) ...
[2024-10-24 21:31:54,579 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (1/1) ...
[2024-10-24 21:31:54,585 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (1/1) ...
[2024-10-24 21:31:54,587 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (1/1) ...
[2024-10-24 21:31:54,588 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (1/1) ...
[2024-10-24 21:31:54,589 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (1/1) ...
[2024-10-24 21:31:54,593 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-10-24 21:31:54,594 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-10-24 21:31:54,594 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-10-24 21:31:54,594 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-10-24 21:31:54,597 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (1/1) ...
[2024-10-24 21:31:54,601 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-10-24 21:31:54,616 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-10-24 21:31:54,632 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-10-24 21:31:54,638 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-10-24 21:31:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine
[2024-10-24 21:31:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine
[2024-10-24 21:31:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure printLine
[2024-10-24 21:31:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine
[2024-10-24 21:31:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-10-24 21:31:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-10-24 21:31:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~VOID
[2024-10-24 21:31:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~VOID
[2024-10-24 21:31:54,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-10-24 21:31:54,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-10-24 21:31:54,814 INFO L238 CfgBuilder]: Building ICFG
[2024-10-24 21:31:54,817 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-10-24 21:31:54,952 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live.
[2024-10-24 21:31:54,952 INFO L287 CfgBuilder]: Performing block encoding
[2024-10-24 21:31:54,985 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-10-24 21:31:54,985 INFO L314 CfgBuilder]: Removed 0 assume(true) statements.
[2024-10-24 21:31:54,985 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:31:54 BoogieIcfgContainer
[2024-10-24 21:31:54,986 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-10-24 21:31:54,987 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-10-24 21:31:54,987 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-10-24 21:31:54,991 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-10-24 21:31:54,992 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 09:31:53" (1/3) ...
[2024-10-24 21:31:54,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d0d562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:31:54, skipping insertion in model container
[2024-10-24 21:31:54,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 09:31:54" (2/3) ...
[2024-10-24 21:31:54,993 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57d0d562 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 09:31:54, skipping insertion in model container
[2024-10-24 21:31:54,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 09:31:54" (3/3) ...
[2024-10-24 21:31:54,995 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_fgets_add_65_good.i
[2024-10-24 21:31:55,007 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-10-24 21:31:55,007 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations.
[2024-10-24 21:31:55,048 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-10-24 21:31:55,053 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;@56974573, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-10-24 21:31:55,053 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations.
[2024-10-24 21:31:55,056 INFO L276 IsEmpty]: Start isEmpty. Operand has 40 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 28 states have internal predecessors, (32), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8)
[2024-10-24 21:31:55,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12
[2024-10-24 21:31:55,060 INFO L207 NwaCegarLoop]: Found error trace
[2024-10-24 21:31:55,061 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-24 21:31:55,061 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-10-24 21:31:55,065 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-24 21:31:55,065 INFO L85 PathProgramCache]: Analyzing trace with hash -1518360961, now seen corresponding path program 1 times
[2024-10-24 21:31:55,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-10-24 21:31:55,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [57892235]
[2024-10-24 21:31:55,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-24 21:31:55,077 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-10-24 21:31:55,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-10-24 21:31:55,080 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-10-24 21:31:55,081 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-10-24 21:31:55,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:55,191 INFO L255 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-10-24 21:31:55,194 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-10-24 21:31:55,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-24 21:31:55,216 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-10-24 21:31:55,216 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-10-24 21:31:55,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [57892235]
[2024-10-24 21:31:55,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [57892235] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-24 21:31:55,217 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-24 21:31:55,217 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1
[2024-10-24 21:31:55,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985633871]
[2024-10-24 21:31:55,220 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-24 21:31:55,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-10-24 21:31:55,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-10-24 21:31:55,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-10-24 21:31:55,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-10-24 21:31:55,240 INFO L87 Difference]: Start difference. First operand has 40 states, 24 states have (on average 1.3333333333333333) internal successors, (32), 28 states have internal predecessors, (32), 8 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (8), 8 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 1 states have (on average 8.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-24 21:31:55,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-10-24 21:31:55,265 INFO L93 Difference]: Finished difference Result 40 states and 48 transitions.
[2024-10-24 21:31:55,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-10-24 21:31:55,267 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 8.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11
[2024-10-24 21:31:55,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-10-24 21:31:55,273 INFO L225 Difference]: With dead ends: 40
[2024-10-24 21:31:55,273 INFO L226 Difference]: Without dead ends: 34
[2024-10-24 21:31:55,275 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-10-24 21:31:55,279 INFO L432 NwaCegarLoop]: 41 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-10-24 21:31:55,281 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 41 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-10-24 21:31:55,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states.
[2024-10-24 21:31:55,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 34.
[2024-10-24 21:31:55,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 22 states have (on average 1.2727272727272727) internal successors, (28), 24 states have internal predecessors, (28), 7 states have call successors, (7), 3 states have call predecessors, (7), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-10-24 21:31:55,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 41 transitions.
[2024-10-24 21:31:55,314 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 41 transitions. Word has length 11
[2024-10-24 21:31:55,315 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-10-24 21:31:55,315 INFO L471 AbstractCegarLoop]: Abstraction has 34 states and 41 transitions.
[2024-10-24 21:31:55,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 8.0) internal successors, (8), 2 states have internal predecessors, (8), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-24 21:31:55,316 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions.
[2024-10-24 21:31:55,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-10-24 21:31:55,317 INFO L207 NwaCegarLoop]: Found error trace
[2024-10-24 21:31:55,317 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-24 21:31:55,321 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0
[2024-10-24 21:31:55,519 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-10-24 21:31:55,520 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ##fun~C_INT~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-10-24 21:31:55,521 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-24 21:31:55,521 INFO L85 PathProgramCache]: Analyzing trace with hash 175450556, now seen corresponding path program 1 times
[2024-10-24 21:31:55,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-10-24 21:31:55,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [757752116]
[2024-10-24 21:31:55,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-24 21:31:55,521 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-10-24 21:31:55,521 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-10-24 21:31:55,523 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-10-24 21:31:55,523 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-10-24 21:31:55,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:55,580 INFO L255 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-10-24 21:31:55,581 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-10-24 21:31:55,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-24 21:31:55,641 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-10-24 21:31:55,641 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-10-24 21:31:55,641 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [757752116]
[2024-10-24 21:31:55,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [757752116] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-24 21:31:55,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-24 21:31:55,642 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-10-24 21:31:55,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [281538920]
[2024-10-24 21:31:55,642 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-24 21:31:55,643 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-10-24 21:31:55,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-10-24 21:31:55,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-10-24 21:31:55,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-10-24 21:31:55,643 INFO L87 Difference]: Start difference. First operand 34 states and 41 transitions. Second operand has 6 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-24 21:31:55,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-10-24 21:31:55,713 INFO L93 Difference]: Finished difference Result 52 states and 63 transitions.
[2024-10-24 21:31:55,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-10-24 21:31:55,714 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12
[2024-10-24 21:31:55,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-10-24 21:31:55,715 INFO L225 Difference]: With dead ends: 52
[2024-10-24 21:31:55,715 INFO L226 Difference]: Without dead ends: 42
[2024-10-24 21:31:55,715 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-10-24 21:31:55,716 INFO L432 NwaCegarLoop]: 32 mSDtfsCounter, 15 mSDsluCounter, 127 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 159 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-10-24 21:31:55,716 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 159 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-10-24 21:31:55,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states.
[2024-10-24 21:31:55,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 41.
[2024-10-24 21:31:55,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 29 states have (on average 1.206896551724138) internal successors, (35), 30 states have internal predecessors, (35), 7 states have call successors, (7), 4 states have call predecessors, (7), 3 states have return successors, (6), 6 states have call predecessors, (6), 6 states have call successors, (6)
[2024-10-24 21:31:55,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 48 transitions.
[2024-10-24 21:31:55,727 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 48 transitions. Word has length 12
[2024-10-24 21:31:55,727 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-10-24 21:31:55,728 INFO L471 AbstractCegarLoop]: Abstraction has 41 states and 48 transitions.
[2024-10-24 21:31:55,728 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 4 states have (on average 2.25) internal successors, (9), 5 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-24 21:31:55,728 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 48 transitions.
[2024-10-24 21:31:55,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2024-10-24 21:31:55,728 INFO L207 NwaCegarLoop]: Found error trace
[2024-10-24 21:31:55,728 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-24 21:31:55,733 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0
[2024-10-24 21:31:55,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-10-24 21:31:55,930 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-10-24 21:31:55,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-24 21:31:55,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1143477698, now seen corresponding path program 1 times
[2024-10-24 21:31:55,931 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-10-24 21:31:55,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1136844731]
[2024-10-24 21:31:55,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-24 21:31:55,931 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-10-24 21:31:55,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-10-24 21:31:55,934 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-10-24 21:31:55,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process
[2024-10-24 21:31:55,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:55,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-10-24 21:31:55,992 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-10-24 21:31:56,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-24 21:31:56,012 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-10-24 21:31:56,012 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-10-24 21:31:56,012 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1136844731]
[2024-10-24 21:31:56,013 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1136844731] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-24 21:31:56,013 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-24 21:31:56,013 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-10-24 21:31:56,015 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [52417946]
[2024-10-24 21:31:56,015 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-24 21:31:56,015 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-10-24 21:31:56,015 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-10-24 21:31:56,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-10-24 21:31:56,016 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-10-24 21:31:56,016 INFO L87 Difference]: Start difference. First operand 41 states and 48 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-24 21:31:56,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-10-24 21:31:56,062 INFO L93 Difference]: Finished difference Result 64 states and 71 transitions.
[2024-10-24 21:31:56,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-10-24 21:31:56,062 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13
[2024-10-24 21:31:56,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-10-24 21:31:56,063 INFO L225 Difference]: With dead ends: 64
[2024-10-24 21:31:56,063 INFO L226 Difference]: Without dead ends: 33
[2024-10-24 21:31:56,064 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-10-24 21:31:56,064 INFO L432 NwaCegarLoop]: 27 mSDtfsCounter, 5 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-10-24 21:31:56,065 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 69 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-10-24 21:31:56,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states.
[2024-10-24 21:31:56,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33.
[2024-10-24 21:31:56,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 5 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-10-24 21:31:56,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 35 transitions.
[2024-10-24 21:31:56,074 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 35 transitions. Word has length 13
[2024-10-24 21:31:56,074 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-10-24 21:31:56,074 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 35 transitions.
[2024-10-24 21:31:56,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1)
[2024-10-24 21:31:56,074 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 35 transitions.
[2024-10-24 21:31:56,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27
[2024-10-24 21:31:56,076 INFO L207 NwaCegarLoop]: Found error trace
[2024-10-24 21:31:56,076 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-24 21:31:56,080 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0
[2024-10-24 21:31:56,277 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-10-24 21:31:56,277 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ##fun~C_INT~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-10-24 21:31:56,277 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-24 21:31:56,278 INFO L85 PathProgramCache]: Analyzing trace with hash -1182740495, now seen corresponding path program 1 times
[2024-10-24 21:31:56,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-10-24 21:31:56,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1784945035]
[2024-10-24 21:31:56,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-24 21:31:56,278 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-10-24 21:31:56,279 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-10-24 21:31:56,281 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-10-24 21:31:56,282 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process
[2024-10-24 21:31:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:56,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-10-24 21:31:56,348 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-10-24 21:31:56,403 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-10-24 21:31:56,403 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-10-24 21:31:56,404 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-10-24 21:31:56,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1784945035]
[2024-10-24 21:31:56,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1784945035] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-24 21:31:56,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-24 21:31:56,407 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-10-24 21:31:56,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109965820]
[2024-10-24 21:31:56,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-24 21:31:56,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-10-24 21:31:56,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-10-24 21:31:56,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-10-24 21:31:56,408 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-10-24 21:31:56,408 INFO L87 Difference]: Start difference. First operand 33 states and 35 transitions. Second operand has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-10-24 21:31:56,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-10-24 21:31:56,460 INFO L93 Difference]: Finished difference Result 33 states and 35 transitions.
[2024-10-24 21:31:56,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-10-24 21:31:56,461 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 26
[2024-10-24 21:31:56,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-10-24 21:31:56,461 INFO L225 Difference]: With dead ends: 33
[2024-10-24 21:31:56,461 INFO L226 Difference]: Without dead ends: 30
[2024-10-24 21:31:56,461 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-10-24 21:31:56,462 INFO L432 NwaCegarLoop]: 28 mSDtfsCounter, 6 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-10-24 21:31:56,462 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 66 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-10-24 21:31:56,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states.
[2024-10-24 21:31:56,467 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 30.
[2024-10-24 21:31:56,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30 states, 21 states have (on average 1.0952380952380953) internal successors, (23), 21 states have internal predecessors, (23), 5 states have call successors, (5), 4 states have call predecessors, (5), 3 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-10-24 21:31:56,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 30 states and 32 transitions.
[2024-10-24 21:31:56,468 INFO L78 Accepts]: Start accepts. Automaton has 30 states and 32 transitions. Word has length 26
[2024-10-24 21:31:56,468 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-10-24 21:31:56,468 INFO L471 AbstractCegarLoop]: Abstraction has 30 states and 32 transitions.
[2024-10-24 21:31:56,468 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 2 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-10-24 21:31:56,469 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions.
[2024-10-24 21:31:56,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28
[2024-10-24 21:31:56,469 INFO L207 NwaCegarLoop]: Found error trace
[2024-10-24 21:31:56,469 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-10-24 21:31:56,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0
[2024-10-24 21:31:56,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-10-24 21:31:56,671 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] ===
[2024-10-24 21:31:56,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-10-24 21:31:56,671 INFO L85 PathProgramCache]: Analyzing trace with hash 1989228077, now seen corresponding path program 1 times
[2024-10-24 21:31:56,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF
[2024-10-24 21:31:56,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [874720197]
[2024-10-24 21:31:56,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-10-24 21:31:56,672 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-10-24 21:31:56,672 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2024-10-24 21:31:56,677 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-10-24 21:31:56,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process
[2024-10-24 21:31:56,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-10-24 21:31:56,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-10-24 21:31:56,732 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-10-24 21:31:56,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.
[2024-10-24 21:31:56,742 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-10-24 21:31:56,742 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2024-10-24 21:31:56,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [874720197]
[2024-10-24 21:31:56,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [874720197] provided 1 perfect and 0 imperfect interpolant sequences
[2024-10-24 21:31:56,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-10-24 21:31:56,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-10-24 21:31:56,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586505733]
[2024-10-24 21:31:56,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-10-24 21:31:56,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-10-24 21:31:56,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2024-10-24 21:31:56,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-10-24 21:31:56,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-24 21:31:56,743 INFO L87 Difference]: Start difference. First operand 30 states and 32 transitions. Second operand has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-10-24 21:31:56,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-10-24 21:31:56,758 INFO L93 Difference]: Finished difference Result 30 states and 32 transitions.
[2024-10-24 21:31:56,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-10-24 21:31:56,759 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 27
[2024-10-24 21:31:56,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-10-24 21:31:56,759 INFO L225 Difference]: With dead ends: 30
[2024-10-24 21:31:56,759 INFO L226 Difference]: Without dead ends: 0
[2024-10-24 21:31:56,760 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-10-24 21:31:56,760 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 0 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-10-24 21:31:56,760 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 50 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-10-24 21:31:56,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-10-24 21:31:56,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-10-24 21:31:56,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-10-24 21:31:56,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-10-24 21:31:56,761 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27
[2024-10-24 21:31:56,761 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-10-24 21:31:56,761 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-10-24 21:31:56,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3)
[2024-10-24 21:31:56,761 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-10-24 21:31:56,761 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-10-24 21:31:56,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining)
[2024-10-24 21:31:56,766 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining)
[2024-10-24 21:31:56,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining)
[2024-10-24 21:31:56,767 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ##fun~C_INT~TO~VOIDErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining)
[2024-10-24 21:31:56,771 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0
[2024-10-24 21:31:56,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-10-24 21:31:56,970 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1]
[2024-10-24 21:31:56,972 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-10-24 21:31:57,060 INFO L165 ceAbstractionStarter]: Computing trace abstraction results
[2024-10-24 21:31:57,070 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
[2024-10-24 21:31:57,071 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
[2024-10-24 21:31:57,071 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
[2024-10-24 21:31:57,072 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
[2024-10-24 21:31:57,072 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
[2024-10-24 21:31:57,072 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
[2024-10-24 21:31:57,072 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
[2024-10-24 21:31:57,072 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
[2024-10-24 21:31:57,072 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
[2024-10-24 21:31:57,072 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
[2024-10-24 21:31:57,073 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
[2024-10-24 21:31:57,073 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
[2024-10-24 21:31:57,073 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
[2024-10-24 21:31:57,073 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
[2024-10-24 21:31:57,073 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
[2024-10-24 21:31:57,073 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
[2024-10-24 21:31:57,073 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
[2024-10-24 21:31:57,074 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
[2024-10-24 21:31:57,074 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
[2024-10-24 21:31:57,074 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
[2024-10-24 21:31:57,074 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
[2024-10-24 21:31:57,074 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
[2024-10-24 21:31:57,074 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
[2024-10-24 21:31:57,074 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
[2024-10-24 21:31:57,074 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
[2024-10-24 21:31:57,074 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
[2024-10-24 21:31:57,074 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
[2024-10-24 21:31:57,075 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
[2024-10-24 21:31:57,075 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
[2024-10-24 21:31:57,075 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
[2024-10-24 21:31:57,075 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
[2024-10-24 21:31:57,075 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
[2024-10-24 21:31:57,075 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
[2024-10-24 21:31:57,075 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
[2024-10-24 21:31:57,076 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
[2024-10-24 21:31:57,076 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
[2024-10-24 21:31:57,076 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
[2024-10-24 21:31:57,076 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
[2024-10-24 21:31:57,076 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
[2024-10-24 21:31:57,078 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
[2024-10-24 21:31:57,079 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
[2024-10-24 21:31:57,079 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
[2024-10-24 21:31:57,079 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
[2024-10-24 21:31:57,080 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
[2024-10-24 21:31:57,080 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
[2024-10-24 21:31:57,080 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
[2024-10-24 21:31:57,080 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
[2024-10-24 21:31:57,080 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
[2024-10-24 21:31:57,082 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
[2024-10-24 21:31:57,082 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
[2024-10-24 21:31:57,082 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
[2024-10-24 21:31:57,082 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
[2024-10-24 21:31:57,082 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
[2024-10-24 21:31:57,082 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
[2024-10-24 21:31:57,082 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
[2024-10-24 21:31:57,082 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
[2024-10-24 21:31:57,083 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
[2024-10-24 21:31:57,084 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
[2024-10-24 21:31:57,084 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
[2024-10-24 21:31:57,084 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
[2024-10-24 21:31:57,084 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
[2024-10-24 21:31:57,084 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
[2024-10-24 21:31:57,084 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
[2024-10-24 21:31:57,093 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception:
java.lang.NullPointerException
at de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.FloydHoareUtils.createProcedureContractResults(FloydHoareUtils.java:181)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:194)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.<init>(TraceAbstractionStarter.java:141)
at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2024-10-24 21:31:57,097 INFO L158 Benchmark]: Toolchain (without parser) took 3544.59ms. Allocated memory was 67.1MB in the beginning and 117.4MB in the end (delta: 50.3MB). Free memory was 43.6MB in the beginning and 61.7MB in the end (delta: -18.0MB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB.
[2024-10-24 21:31:57,097 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-10-24 21:31:57,097 INFO L158 Benchmark]: CACSL2BoogieTranslator took 955.37ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 43.4MB in the beginning and 45.5MB in the end (delta: -2.1MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB.
[2024-10-24 21:31:57,098 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.71ms. Allocated memory is still 96.5MB. Free memory was 45.5MB in the beginning and 42.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-10-24 21:31:57,098 INFO L158 Benchmark]: Boogie Preprocessor took 36.44ms. Allocated memory is still 96.5MB. Free memory was 42.3MB in the beginning and 39.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-10-24 21:31:57,098 INFO L158 Benchmark]: RCFGBuilder took 391.46ms. Allocated memory is still 96.5MB. Free memory was 39.7MB in the beginning and 51.1MB in the end (delta: -11.4MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB.
[2024-10-24 21:31:57,098 INFO L158 Benchmark]: TraceAbstraction took 2109.69ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 50.6MB in the beginning and 61.7MB in the end (delta: -11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-10-24 21:31:57,100 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.17ms. Allocated memory is still 67.1MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 955.37ms. Allocated memory was 67.1MB in the beginning and 96.5MB in the end (delta: 29.4MB). Free memory was 43.4MB in the beginning and 45.5MB in the end (delta: -2.1MB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 46.71ms. Allocated memory is still 96.5MB. Free memory was 45.5MB in the beginning and 42.3MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 36.44ms. Allocated memory is still 96.5MB. Free memory was 42.3MB in the beginning and 39.7MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 391.46ms. Allocated memory is still 96.5MB. Free memory was 39.7MB in the beginning and 51.1MB in the end (delta: -11.4MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB.
* TraceAbstraction took 2109.69ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 50.6MB in the beginning and 61.7MB in the end (delta: -11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IScntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~__ISwalnum
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwupper
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwlower
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalpha
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwxdigit
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwspace
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwprint
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwgraph
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwblank
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwcntrl
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwpunct
- GenericResult: Unfinished Backtranslation
Unfinished Backtranslation: Unknown variable: ~unnamed2~0~_ISwalnum
* 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
- PositiveResult [Line: 1600]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1600]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1592]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 1592]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 4 procedures, 40 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 5, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 26 mSDsluCounter, 385 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 231 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 94 IncrementalHoareTripleChecker+Invalid, 94 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 154 mSDtfsCounter, 94 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 86 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=41occurred in iteration=2, InterpolantAutomatonStates: 19, 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, 5 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 89 NumberOfCodeBlocks, 89 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 84 ConstructedInterpolants, 0 QuantifiedInterpolants, 134 SizeOfPredicates, 2 NumberOfNonLiveVariables, 309 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 6/6 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
- AllSpecificationsHoldResult: All specifications hold
4 specifications checked. All of them hold
- ProcedureContractResult [Line: 1412]: Procedure Contract for printLine
Derived contract for procedure printLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv)))
- ProcedureContractResult [Line: 1426]: Procedure Contract for printIntLine
Derived contract for procedure printIntLine. Ensures: (((((((((((((((((stdin == \old(stdin)) && (stdout == \old(stdout))) && (stderr == \old(stderr))) && (__tzname == \old(__tzname))) && (__daylight == \old(__daylight))) && (__timezone == \old(__timezone))) && (tzname == \old(tzname))) && (daylight == \old(daylight))) && (timezone == \old(timezone))) && (GLOBAL_CONST_TRUE == \old(GLOBAL_CONST_TRUE))) && (GLOBAL_CONST_FALSE == \old(GLOBAL_CONST_FALSE))) && (GLOBAL_CONST_FIVE == \old(GLOBAL_CONST_FIVE))) && (globalTrue == \old(globalTrue))) && (globalFalse == \old(globalFalse))) && (globalFive == \old(globalFive))) && (globalArgc == \old(globalArgc))) && (globalArgv == \old(globalArgv)))
- ExceptionOrErrorResult: NullPointerException: null
de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.FloydHoareUtils.createProcedureContractResults(FloydHoareUtils.java:181)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
[2024-10-24 21:31:57,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
ERROR: ExceptionOrErrorResult: NullPointerException: null