./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcmp-alloca-2.i --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version 803cd42f
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 ../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcmp-alloca-2.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 3768a5ec02c52965864e042833cd9026b51809a0436795e6243a8a542ef62816
--- Real Ultimate output ---
This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m
[2024-11-22 22:17:37,001 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-22 22:17:37,066 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf
[2024-11-22 22:17:37,071 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-22 22:17:37,071 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-22 22:17:37,098 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-22 22:17:37,098 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-22 22:17:37,099 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-22 22:17:37,099 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-22 22:17:37,102 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-22 22:17:37,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-22 22:17:37,103 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-22 22:17:37,104 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-22 22:17:37,104 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-22 22:17:37,104 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-22 22:17:37,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-22 22:17:37,104 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-22 22:17:37,105 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-22 22:17:37,105 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-22 22:17:37,105 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-22 22:17:37,105 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-22 22:17:37,107 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-22 22:17:37,108 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-22 22:17:37,108 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-22 22:17:37,108 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-22 22:17:37,108 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-22 22:17:37,109 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-22 22:17:37,109 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-22 22:17:37,109 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-22 22:17:37,110 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-22 22:17:37,110 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-22 22:17:37,110 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-22 22:17:37,111 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-22 22:17:37,111 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-22 22:17:37,111 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-22 22:17:37,112 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-22 22:17:37,112 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-22 22:17:37,112 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-22 22:17:37,112 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-22 22:17:37,112 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-22 22:17:37,113 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-22 22:17:37,122 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3768a5ec02c52965864e042833cd9026b51809a0436795e6243a8a542ef62816
[2024-11-22 22:17:37,320 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-22 22:17:37,341 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-22 22:17:37,343 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-22 22:17:37,344 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-22 22:17:37,345 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-22 22:17:37,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcmp-alloca-2.i
[2024-11-22 22:17:38,624 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-22 22:17:38,788 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-22 22:17:38,788 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/termination-memory-alloca/openbsd_cstrcmp-alloca-2.i
[2024-11-22 22:17:38,799 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11851bfa6/84dfe58960234cac8d215b14fd8cb3e0/FLAGb8754ac3e
[2024-11-22 22:17:39,165 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11851bfa6/84dfe58960234cac8d215b14fd8cb3e0
[2024-11-22 22:17:39,167 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-22 22:17:39,167 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-22 22:17:39,168 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-22 22:17:39,168 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-22 22:17:39,176 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-22 22:17:39,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77a01b09 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39, skipping insertion in model container
[2024-11-22 22:17:39,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,207 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-22 22:17:39,428 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-22 22:17:39,436 INFO L200 MainTranslator]: Completed pre-run
[2024-11-22 22:17:39,477 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-22 22:17:39,498 INFO L204 MainTranslator]: Completed translation
[2024-11-22 22:17:39,499 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39 WrapperNode
[2024-11-22 22:17:39,499 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-22 22:17:39,500 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-22 22:17:39,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-22 22:17:39,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-22 22:17:39,506 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,515 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,534 INFO L138 Inliner]: procedures = 112, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 114
[2024-11-22 22:17:39,534 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-22 22:17:39,534 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-22 22:17:39,535 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-22 22:17:39,535 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-22 22:17:39,543 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,546 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,557 INFO L175 MemorySlicer]: Split 9 memory accesses to 2 slices as follows [5, 4]. 56 percent of accesses are in the largest equivalence class. The 0 initializations are split as follows [0, 0]. The 4 writes are split as follows [2, 2].
[2024-11-22 22:17:39,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,557 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,561 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,563 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,564 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,569 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-22 22:17:39,573 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-22 22:17:39,573 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-22 22:17:39,573 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-22 22:17:39,573 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (1/1) ...
[2024-11-22 22:17:39,578 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-22 22:17:39,587 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:17:39,604 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)
[2024-11-22 22:17:39,607 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
[2024-11-22 22:17:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0
[2024-11-22 22:17:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1
[2024-11-22 22:17:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0
[2024-11-22 22:17:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1
[2024-11-22 22:17:39,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-11-22 22:17:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-22 22:17:39,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-22 22:17:39,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-22 22:17:39,719 INFO L238 CfgBuilder]: Building ICFG
[2024-11-22 22:17:39,720 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-22 22:17:39,871 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live.
[2024-11-22 22:17:39,872 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-22 22:17:39,888 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-22 22:17:39,888 INFO L316 CfgBuilder]: Removed 3 assume(true) statements.
[2024-11-22 22:17:39,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:17:39 BoogieIcfgContainer
[2024-11-22 22:17:39,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-22 22:17:39,890 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-22 22:17:39,890 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-22 22:17:39,892 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-22 22:17:39,893 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 10:17:39" (1/3) ...
[2024-11-22 22:17:39,893 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77080577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:17:39, skipping insertion in model container
[2024-11-22 22:17:39,893 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 10:17:39" (2/3) ...
[2024-11-22 22:17:39,893 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@77080577 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 10:17:39, skipping insertion in model container
[2024-11-22 22:17:39,894 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:17:39" (3/3) ...
[2024-11-22 22:17:39,895 INFO L112 eAbstractionObserver]: Analyzing ICFG openbsd_cstrcmp-alloca-2.i
[2024-11-22 22:17:39,907 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-22 22:17:39,907 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 14 error locations.
[2024-11-22 22:17:39,945 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-22 22:17:39,950 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;@605d5b29, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-22 22:17:39,951 INFO L334 AbstractCegarLoop]: Starting to check reachability of 14 error locations.
[2024-11-22 22:17:39,954 INFO L276 IsEmpty]: Start isEmpty. Operand has 47 states, 32 states have (on average 1.71875) internal successors, (55), 46 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:39,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7
[2024-11-22 22:17:39,960 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:39,961 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:39,962 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:39,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:39,966 INFO L85 PathProgramCache]: Analyzing trace with hash 889510733, now seen corresponding path program 1 times
[2024-11-22 22:17:39,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:39,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1131134902]
[2024-11-22 22:17:39,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:39,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:40,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:40,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:40,190 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:40,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1131134902]
[2024-11-22 22:17:40,191 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1131134902] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:17:40,191 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:17:40,191 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-22 22:17:40,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490849310]
[2024-11-22 22:17:40,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:17:40,196 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-22 22:17:40,196 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:40,216 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-22 22:17:40,216 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:17:40,218 INFO L87 Difference]: Start difference. First operand has 47 states, 32 states have (on average 1.71875) internal successors, (55), 46 states have internal predecessors, (55), 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) Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:40,265 INFO L93 Difference]: Finished difference Result 76 states and 91 transitions.
[2024-11-22 22:17:40,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-22 22:17:40,268 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 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) Word has length 6
[2024-11-22 22:17:40,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:40,275 INFO L225 Difference]: With dead ends: 76
[2024-11-22 22:17:40,275 INFO L226 Difference]: Without dead ends: 33
[2024-11-22 22:17:40,278 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:17:40,281 INFO L432 NwaCegarLoop]: 39 mSDtfsCounter, 12 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:40,282 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 66 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:40,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states.
[2024-11-22 22:17:40,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33.
[2024-11-22 22:17:40,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 23 states have (on average 1.565217391304348) internal successors, (36), 32 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 36 transitions.
[2024-11-22 22:17:40,311 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 36 transitions. Word has length 6
[2024-11-22 22:17:40,311 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:40,311 INFO L471 AbstractCegarLoop]: Abstraction has 33 states and 36 transitions.
[2024-11-22 22:17:40,312 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,312 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions.
[2024-11-22 22:17:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-22 22:17:40,312 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:40,312 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:40,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-22 22:17:40,313 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:40,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:40,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1805028999, now seen corresponding path program 1 times
[2024-11-22 22:17:40,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:40,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155660723]
[2024-11-22 22:17:40,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:40,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:40,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:40,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:40,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:40,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [155660723]
[2024-11-22 22:17:40,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [155660723] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:17:40,395 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:17:40,395 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-22 22:17:40,396 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901358489]
[2024-11-22 22:17:40,396 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:17:40,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-22 22:17:40,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:40,397 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-22 22:17:40,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:17:40,397 INFO L87 Difference]: Start difference. First operand 33 states and 36 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:40,430 INFO L93 Difference]: Finished difference Result 48 states and 53 transitions.
[2024-11-22 22:17:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-22 22:17:40,432 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) Word has length 7
[2024-11-22 22:17:40,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:40,433 INFO L225 Difference]: With dead ends: 48
[2024-11-22 22:17:40,433 INFO L226 Difference]: Without dead ends: 46
[2024-11-22 22:17:40,433 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:17:40,434 INFO L432 NwaCegarLoop]: 29 mSDtfsCounter, 11 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:40,434 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 53 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:40,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states.
[2024-11-22 22:17:40,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 44.
[2024-11-22 22:17:40,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 44 states, 34 states have (on average 1.5) internal successors, (51), 43 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 51 transitions.
[2024-11-22 22:17:40,442 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 51 transitions. Word has length 7
[2024-11-22 22:17:40,442 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:40,442 INFO L471 AbstractCegarLoop]: Abstraction has 44 states and 51 transitions.
[2024-11-22 22:17:40,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,443 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 51 transitions.
[2024-11-22 22:17:40,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8
[2024-11-22 22:17:40,475 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:40,475 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:40,475 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-22 22:17:40,475 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:40,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:40,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1806876041, now seen corresponding path program 1 times
[2024-11-22 22:17:40,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:40,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421036655]
[2024-11-22 22:17:40,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:40,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:40,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:40,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:40,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:40,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421036655]
[2024-11-22 22:17:40,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1421036655] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:17:40,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:17:40,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-22 22:17:40,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1520558771]
[2024-11-22 22:17:40,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:17:40,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-22 22:17:40,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:40,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-22 22:17:40,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:17:40,590 INFO L87 Difference]: Start difference. First operand 44 states and 51 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:40,609 INFO L93 Difference]: Finished difference Result 44 states and 51 transitions.
[2024-11-22 22:17:40,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-22 22:17:40,610 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 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) Word has length 7
[2024-11-22 22:17:40,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:40,610 INFO L225 Difference]: With dead ends: 44
[2024-11-22 22:17:40,611 INFO L226 Difference]: Without dead ends: 42
[2024-11-22 22:17:40,611 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:17:40,612 INFO L432 NwaCegarLoop]: 25 mSDtfsCounter, 11 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:40,612 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 41 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:40,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states.
[2024-11-22 22:17:40,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 31.
[2024-11-22 22:17:40,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 23 states have (on average 1.4782608695652173) internal successors, (34), 30 states have internal predecessors, (34), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 34 transitions.
[2024-11-22 22:17:40,615 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 34 transitions. Word has length 7
[2024-11-22 22:17:40,615 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:40,615 INFO L471 AbstractCegarLoop]: Abstraction has 31 states and 34 transitions.
[2024-11-22 22:17:40,615 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,616 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 34 transitions.
[2024-11-22 22:17:40,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2024-11-22 22:17:40,616 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:40,616 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:40,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-22 22:17:40,616 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:40,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:40,617 INFO L85 PathProgramCache]: Analyzing trace with hash 628419956, now seen corresponding path program 1 times
[2024-11-22 22:17:40,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:40,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937962289]
[2024-11-22 22:17:40,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:40,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:40,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:40,713 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:40,713 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937962289]
[2024-11-22 22:17:40,713 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937962289] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:17:40,714 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:17:40,714 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-22 22:17:40,714 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377671281]
[2024-11-22 22:17:40,714 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:17:40,714 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-22 22:17:40,714 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:40,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-22 22:17:40,715 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:17:40,715 INFO L87 Difference]: Start difference. First operand 31 states and 34 transitions. Second operand has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:40,756 INFO L93 Difference]: Finished difference Result 65 states and 71 transitions.
[2024-11-22 22:17:40,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-22 22:17:40,757 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 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) Word has length 10
[2024-11-22 22:17:40,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:40,758 INFO L225 Difference]: With dead ends: 65
[2024-11-22 22:17:40,758 INFO L226 Difference]: Without dead ends: 39
[2024-11-22 22:17:40,758 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:17:40,759 INFO L432 NwaCegarLoop]: 28 mSDtfsCounter, 4 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:40,759 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 54 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:40,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states.
[2024-11-22 22:17:40,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 36.
[2024-11-22 22:17:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36 states, 28 states have (on average 1.4285714285714286) internal successors, (40), 35 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 36 states and 40 transitions.
[2024-11-22 22:17:40,767 INFO L78 Accepts]: Start accepts. Automaton has 36 states and 40 transitions. Word has length 10
[2024-11-22 22:17:40,767 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:40,767 INFO L471 AbstractCegarLoop]: Abstraction has 36 states and 40 transitions.
[2024-11-22 22:17:40,767 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.5) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions.
[2024-11-22 22:17:40,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11
[2024-11-22 22:17:40,768 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:40,768 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:40,768 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-22 22:17:40,772 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:40,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:40,773 INFO L85 PathProgramCache]: Analyzing trace with hash -180926670, now seen corresponding path program 1 times
[2024-11-22 22:17:40,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:40,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [477028582]
[2024-11-22 22:17:40,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:40,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:40,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:40,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:40,836 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:40,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [477028582]
[2024-11-22 22:17:40,836 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [477028582] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:17:40,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:17:40,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-22 22:17:40,837 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [630244104]
[2024-11-22 22:17:40,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:17:40,837 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-22 22:17:40,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:40,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-22 22:17:40,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:17:40,838 INFO L87 Difference]: Start difference. First operand 36 states and 40 transitions. Second operand has 4 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:40,860 INFO L93 Difference]: Finished difference Result 44 states and 49 transitions.
[2024-11-22 22:17:40,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-22 22:17:40,861 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), 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) Word has length 10
[2024-11-22 22:17:40,861 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:40,861 INFO L225 Difference]: With dead ends: 44
[2024-11-22 22:17:40,862 INFO L226 Difference]: Without dead ends: 42
[2024-11-22 22:17:40,862 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:17:40,863 INFO L432 NwaCegarLoop]: 29 mSDtfsCounter, 1 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:40,863 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 81 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:40,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states.
[2024-11-22 22:17:40,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 42.
[2024-11-22 22:17:40,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 34 states have (on average 1.3823529411764706) internal successors, (47), 41 states have internal predecessors, (47), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 47 transitions.
[2024-11-22 22:17:40,867 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 47 transitions. Word has length 10
[2024-11-22 22:17:40,867 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:40,867 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 47 transitions.
[2024-11-22 22:17:40,867 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), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,867 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions.
[2024-11-22 22:17:40,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13
[2024-11-22 22:17:40,868 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:40,868 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:40,868 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-22 22:17:40,868 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:40,868 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:40,869 INFO L85 PathProgramCache]: Analyzing trace with hash -1680409769, now seen corresponding path program 1 times
[2024-11-22 22:17:40,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:40,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50805249]
[2024-11-22 22:17:40,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:40,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:40,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:40,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:40,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:40,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50805249]
[2024-11-22 22:17:40,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50805249] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:17:40,915 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:17:40,915 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-22 22:17:40,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111005588]
[2024-11-22 22:17:40,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:17:40,915 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-22 22:17:40,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:40,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-22 22:17:40,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:17:40,916 INFO L87 Difference]: Start difference. First operand 42 states and 47 transitions. Second operand has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:40,945 INFO L93 Difference]: Finished difference Result 42 states and 47 transitions.
[2024-11-22 22:17:40,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-22 22:17:40,946 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12
[2024-11-22 22:17:40,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:40,947 INFO L225 Difference]: With dead ends: 42
[2024-11-22 22:17:40,947 INFO L226 Difference]: Without dead ends: 40
[2024-11-22 22:17:40,947 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:17:40,949 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 17 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:40,950 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 27 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:40,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states.
[2024-11-22 22:17:40,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40.
[2024-11-22 22:17:40,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 34 states have (on average 1.3235294117647058) internal successors, (45), 39 states have internal predecessors, (45), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 45 transitions.
[2024-11-22 22:17:40,955 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 45 transitions. Word has length 12
[2024-11-22 22:17:40,955 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:40,956 INFO L471 AbstractCegarLoop]: Abstraction has 40 states and 45 transitions.
[2024-11-22 22:17:40,956 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.0) internal successors, (12), 3 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:40,956 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 45 transitions.
[2024-11-22 22:17:40,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2024-11-22 22:17:40,958 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:40,958 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:40,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-22 22:17:40,958 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:40,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:40,959 INFO L85 PathProgramCache]: Analyzing trace with hash -553095209, now seen corresponding path program 1 times
[2024-11-22 22:17:40,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:40,959 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379724754]
[2024-11-22 22:17:40,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:40,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:40,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:40,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:40,986 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:40,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379724754]
[2024-11-22 22:17:40,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379724754] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:17:40,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:17:40,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-22 22:17:40,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1872449319]
[2024-11-22 22:17:40,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:17:40,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-22 22:17:40,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:40,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-22 22:17:40,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:17:40,988 INFO L87 Difference]: Start difference. First operand 40 states and 45 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:41,008 INFO L93 Difference]: Finished difference Result 75 states and 82 transitions.
[2024-11-22 22:17:41,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-22 22:17:41,010 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) Word has length 13
[2024-11-22 22:17:41,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:41,011 INFO L225 Difference]: With dead ends: 75
[2024-11-22 22:17:41,011 INFO L226 Difference]: Without dead ends: 70
[2024-11-22 22:17:41,011 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:17:41,012 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 16 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:41,012 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 47 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:41,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states.
[2024-11-22 22:17:41,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 66.
[2024-11-22 22:17:41,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 60 states have (on average 1.2833333333333334) internal successors, (77), 65 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 77 transitions.
[2024-11-22 22:17:41,017 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 77 transitions. Word has length 13
[2024-11-22 22:17:41,017 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:41,017 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 77 transitions.
[2024-11-22 22:17:41,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,017 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions.
[2024-11-22 22:17:41,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14
[2024-11-22 22:17:41,018 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:41,018 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:41,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-22 22:17:41,018 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:41,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:41,018 INFO L85 PathProgramCache]: Analyzing trace with hash -946122219, now seen corresponding path program 1 times
[2024-11-22 22:17:41,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:41,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472283108]
[2024-11-22 22:17:41,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:41,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:41,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:41,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:41,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:41,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472283108]
[2024-11-22 22:17:41,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1472283108] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:17:41,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:17:41,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-22 22:17:41,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496795764]
[2024-11-22 22:17:41,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:17:41,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-22 22:17:41,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:41,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-22 22:17:41,046 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:17:41,047 INFO L87 Difference]: Start difference. First operand 66 states and 77 transitions. Second operand has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:41,060 INFO L93 Difference]: Finished difference Result 66 states and 77 transitions.
[2024-11-22 22:17:41,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-22 22:17:41,061 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 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) Word has length 13
[2024-11-22 22:17:41,061 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:41,062 INFO L225 Difference]: With dead ends: 66
[2024-11-22 22:17:41,062 INFO L226 Difference]: Without dead ends: 61
[2024-11-22 22:17:41,062 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-22 22:17:41,064 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 17 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 23 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:41,064 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 23 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:41,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states.
[2024-11-22 22:17:41,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 35.
[2024-11-22 22:17:41,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 34 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 40 transitions.
[2024-11-22 22:17:41,069 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 40 transitions. Word has length 13
[2024-11-22 22:17:41,069 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:41,069 INFO L471 AbstractCegarLoop]: Abstraction has 35 states and 40 transitions.
[2024-11-22 22:17:41,069 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 6.5) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,069 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions.
[2024-11-22 22:17:41,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2024-11-22 22:17:41,070 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:41,070 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:41,070 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7
[2024-11-22 22:17:41,072 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:41,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:41,073 INFO L85 PathProgramCache]: Analyzing trace with hash -1764741378, now seen corresponding path program 1 times
[2024-11-22 22:17:41,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:41,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [82286701]
[2024-11-22 22:17:41,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:41,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:41,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:41,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:41,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:41,125 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [82286701]
[2024-11-22 22:17:41,125 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [82286701] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:17:41,125 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:17:41,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-22 22:17:41,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [619624322]
[2024-11-22 22:17:41,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:17:41,126 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-22 22:17:41,126 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:41,126 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-22 22:17:41,127 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:17:41,127 INFO L87 Difference]: Start difference. First operand 35 states and 40 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:41,151 INFO L93 Difference]: Finished difference Result 68 states and 75 transitions.
[2024-11-22 22:17:41,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-22 22:17:41,152 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 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) Word has length 16
[2024-11-22 22:17:41,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:41,152 INFO L225 Difference]: With dead ends: 68
[2024-11-22 22:17:41,152 INFO L226 Difference]: Without dead ends: 50
[2024-11-22 22:17:41,152 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:17:41,153 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 6 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:41,153 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 61 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:41,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states.
[2024-11-22 22:17:41,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 48.
[2024-11-22 22:17:41,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 44 states have (on average 1.2272727272727273) internal successors, (54), 47 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 54 transitions.
[2024-11-22 22:17:41,161 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 54 transitions. Word has length 16
[2024-11-22 22:17:41,161 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:41,161 INFO L471 AbstractCegarLoop]: Abstraction has 48 states and 54 transitions.
[2024-11-22 22:17:41,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,161 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 54 transitions.
[2024-11-22 22:17:41,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2024-11-22 22:17:41,161 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:41,161 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:41,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8
[2024-11-22 22:17:41,162 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:41,162 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:41,162 INFO L85 PathProgramCache]: Analyzing trace with hash 1943419904, now seen corresponding path program 1 times
[2024-11-22 22:17:41,162 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:41,162 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1598275396]
[2024-11-22 22:17:41,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:41,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:41,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:41,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:41,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:41,201 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1598275396]
[2024-11-22 22:17:41,201 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1598275396] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:17:41,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-22 22:17:41,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-22 22:17:41,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654943604]
[2024-11-22 22:17:41,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:17:41,202 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-22 22:17:41,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:41,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-22 22:17:41,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:17:41,203 INFO L87 Difference]: Start difference. First operand 48 states and 54 transitions. Second operand has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:41,219 INFO L93 Difference]: Finished difference Result 56 states and 62 transitions.
[2024-11-22 22:17:41,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-22 22:17:41,220 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 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) Word has length 16
[2024-11-22 22:17:41,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:41,220 INFO L225 Difference]: With dead ends: 56
[2024-11-22 22:17:41,220 INFO L226 Difference]: Without dead ends: 54
[2024-11-22 22:17:41,221 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-22 22:17:41,221 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 1 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:41,221 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 64 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:41,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states.
[2024-11-22 22:17:41,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54.
[2024-11-22 22:17:41,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 50 states have (on average 1.2) internal successors, (60), 53 states have internal predecessors, (60), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 60 transitions.
[2024-11-22 22:17:41,229 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 60 transitions. Word has length 16
[2024-11-22 22:17:41,229 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:41,229 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 60 transitions.
[2024-11-22 22:17:41,229 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.333333333333333) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,229 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 60 transitions.
[2024-11-22 22:17:41,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17
[2024-11-22 22:17:41,230 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:41,230 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:41,230 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2024-11-22 22:17:41,230 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:41,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:41,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1917321044, now seen corresponding path program 1 times
[2024-11-22 22:17:41,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:41,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309197923]
[2024-11-22 22:17:41,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:41,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:41,296 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:41,296 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:41,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309197923]
[2024-11-22 22:17:41,297 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309197923] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:17:41,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1158981275]
[2024-11-22 22:17:41,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:41,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:17:41,308 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:17:41,309 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:17:41,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-22 22:17:41,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:41,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-22 22:17:41,372 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:17:41,441 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:41,441 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-22 22:17:41,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1158981275] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:17:41,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-22 22:17:41,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7
[2024-11-22 22:17:41,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219326459]
[2024-11-22 22:17:41,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:17:41,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-22 22:17:41,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:41,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-22 22:17:41,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-11-22 22:17:41,444 INFO L87 Difference]: Start difference. First operand 54 states and 60 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:41,490 INFO L93 Difference]: Finished difference Result 54 states and 60 transitions.
[2024-11-22 22:17:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-22 22:17:41,491 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 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) Word has length 16
[2024-11-22 22:17:41,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:41,492 INFO L225 Difference]: With dead ends: 54
[2024-11-22 22:17:41,492 INFO L226 Difference]: Without dead ends: 53
[2024-11-22 22:17:41,492 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-11-22 22:17:41,496 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 1 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:41,497 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 96 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:41,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states.
[2024-11-22 22:17:41,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53.
[2024-11-22 22:17:41,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 50 states have (on average 1.16) internal successors, (58), 52 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 58 transitions.
[2024-11-22 22:17:41,504 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 58 transitions. Word has length 16
[2024-11-22 22:17:41,504 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:41,504 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 58 transitions.
[2024-11-22 22:17:41,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,505 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 58 transitions.
[2024-11-22 22:17:41,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18
[2024-11-22 22:17:41,505 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:41,505 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:41,513 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-22 22:17:41,705 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10
[2024-11-22 22:17:41,706 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:41,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:41,706 INFO L85 PathProgramCache]: Analyzing trace with hash 692589843, now seen corresponding path program 1 times
[2024-11-22 22:17:41,707 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:41,707 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1166288501]
[2024-11-22 22:17:41,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:41,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:41,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:41,770 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:41,771 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:41,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1166288501]
[2024-11-22 22:17:41,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1166288501] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:17:41,771 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [270630442]
[2024-11-22 22:17:41,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:41,771 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:17:41,772 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:17:41,776 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:17:41,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-22 22:17:41,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:41,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-22 22:17:41,833 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:17:41,860 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:41,861 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:17:41,907 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:41,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [270630442] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:17:41,907 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-22 22:17:41,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11
[2024-11-22 22:17:41,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558597476]
[2024-11-22 22:17:41,908 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:17:41,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-22 22:17:41,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:41,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-22 22:17:41,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132
[2024-11-22 22:17:41,909 INFO L87 Difference]: Start difference. First operand 53 states and 58 transitions. Second operand has 12 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 12 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:41,954 INFO L93 Difference]: Finished difference Result 90 states and 103 transitions.
[2024-11-22 22:17:41,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-22 22:17:41,954 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 12 states have internal predecessors, (37), 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) Word has length 17
[2024-11-22 22:17:41,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:41,957 INFO L225 Difference]: With dead ends: 90
[2024-11-22 22:17:41,957 INFO L226 Difference]: Without dead ends: 89
[2024-11-22 22:17:41,957 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132
[2024-11-22 22:17:41,958 INFO L432 NwaCegarLoop]: 21 mSDtfsCounter, 0 mSDsluCounter, 112 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:41,958 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 133 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:41,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states.
[2024-11-22 22:17:41,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89.
[2024-11-22 22:17:41,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89 states, 86 states have (on average 1.127906976744186) internal successors, (97), 88 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 97 transitions.
[2024-11-22 22:17:41,972 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 97 transitions. Word has length 17
[2024-11-22 22:17:41,972 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:41,972 INFO L471 AbstractCegarLoop]: Abstraction has 89 states and 97 transitions.
[2024-11-22 22:17:41,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 3.3636363636363638) internal successors, (37), 12 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:41,972 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 97 transitions.
[2024-11-22 22:17:41,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23
[2024-11-22 22:17:41,973 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:41,973 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:41,986 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2024-11-22 22:17:42,173 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11
[2024-11-22 22:17:42,174 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:42,174 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:42,174 INFO L85 PathProgramCache]: Analyzing trace with hash 1298939066, now seen corresponding path program 1 times
[2024-11-22 22:17:42,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:42,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [726597998]
[2024-11-22 22:17:42,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:42,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:42,253 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:42,255 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:42,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [726597998]
[2024-11-22 22:17:42,256 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [726597998] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:17:42,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [654609072]
[2024-11-22 22:17:42,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:42,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:17:42,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:17:42,259 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:17:42,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-22 22:17:42,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:42,313 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-22 22:17:42,314 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:17:42,345 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:42,346 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-22 22:17:42,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [654609072] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-22 22:17:42,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-22 22:17:42,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7
[2024-11-22 22:17:42,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [944701933]
[2024-11-22 22:17:42,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-22 22:17:42,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-22 22:17:42,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:42,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-22 22:17:42,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-11-22 22:17:42,347 INFO L87 Difference]: Start difference. First operand 89 states and 97 transitions. Second operand has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:42,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:42,371 INFO L93 Difference]: Finished difference Result 89 states and 97 transitions.
[2024-11-22 22:17:42,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-22 22:17:42,372 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 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) Word has length 22
[2024-11-22 22:17:42,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:42,372 INFO L225 Difference]: With dead ends: 89
[2024-11-22 22:17:42,372 INFO L226 Difference]: Without dead ends: 88
[2024-11-22 22:17:42,373 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56
[2024-11-22 22:17:42,373 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 1 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:42,373 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 82 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:42,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states.
[2024-11-22 22:17:42,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88.
[2024-11-22 22:17:42,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 86 states have (on average 1.1162790697674418) internal successors, (96), 87 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:42,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 96 transitions.
[2024-11-22 22:17:42,384 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 96 transitions. Word has length 22
[2024-11-22 22:17:42,384 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:42,384 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 96 transitions.
[2024-11-22 22:17:42,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.4) internal successors, (22), 6 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:42,384 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 96 transitions.
[2024-11-22 22:17:42,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24
[2024-11-22 22:17:42,385 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:42,385 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:42,393 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-11-22 22:17:42,585 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:17:42,588 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:42,588 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:42,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1612405471, now seen corresponding path program 1 times
[2024-11-22 22:17:42,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:42,588 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [744639014]
[2024-11-22 22:17:42,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:42,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:42,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:42,653 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:42,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:42,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [744639014]
[2024-11-22 22:17:42,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [744639014] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:17:42,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1044533146]
[2024-11-22 22:17:42,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-22 22:17:42,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:17:42,654 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:17:42,656 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:17:42,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-11-22 22:17:42,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-22 22:17:42,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-22 22:17:42,713 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:17:42,741 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:42,741 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:17:42,784 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-22 22:17:42,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1044533146] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:17:42,784 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-22 22:17:42,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11
[2024-11-22 22:17:42,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203637823]
[2024-11-22 22:17:42,785 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:17:42,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-22 22:17:42,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:42,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-22 22:17:42,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132
[2024-11-22 22:17:42,786 INFO L87 Difference]: Start difference. First operand 88 states and 96 transitions. Second operand has 12 states, 11 states have (on average 3.909090909090909) internal successors, (43), 12 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:42,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:42,815 INFO L93 Difference]: Finished difference Result 107 states and 117 transitions.
[2024-11-22 22:17:42,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states.
[2024-11-22 22:17:42,816 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 3.909090909090909) internal successors, (43), 12 states have internal predecessors, (43), 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) Word has length 23
[2024-11-22 22:17:42,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:42,816 INFO L225 Difference]: With dead ends: 107
[2024-11-22 22:17:42,816 INFO L226 Difference]: Without dead ends: 106
[2024-11-22 22:17:42,816 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132
[2024-11-22 22:17:42,817 INFO L432 NwaCegarLoop]: 21 mSDtfsCounter, 0 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:42,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:42,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states.
[2024-11-22 22:17:42,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106.
[2024-11-22 22:17:42,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 104 states have (on average 1.0961538461538463) internal successors, (114), 105 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:42,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 114 transitions.
[2024-11-22 22:17:42,824 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 114 transitions. Word has length 23
[2024-11-22 22:17:42,824 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:42,824 INFO L471 AbstractCegarLoop]: Abstraction has 106 states and 114 transitions.
[2024-11-22 22:17:42,824 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 3.909090909090909) internal successors, (43), 12 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:42,824 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 114 transitions.
[2024-11-22 22:17:42,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36
[2024-11-22 22:17:42,825 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:42,825 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:42,833 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-11-22 22:17:43,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:17:43,031 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:43,031 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:43,031 INFO L85 PathProgramCache]: Analyzing trace with hash 1274375013, now seen corresponding path program 2 times
[2024-11-22 22:17:43,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:43,031 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [23030070]
[2024-11-22 22:17:43,031 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-22 22:17:43,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:43,041 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-22 22:17:43,041 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:17:43,064 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2024-11-22 22:17:43,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:43,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [23030070]
[2024-11-22 22:17:43,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [23030070] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:17:43,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1793829328]
[2024-11-22 22:17:43,065 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-22 22:17:43,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:17:43,065 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:17:43,066 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:17:43,067 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-11-22 22:17:43,114 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-22 22:17:43,114 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:17:43,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-22 22:17:43,115 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:17:43,149 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2024-11-22 22:17:43,149 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:17:43,213 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2024-11-22 22:17:43,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1793829328] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:17:43,213 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-22 22:17:43,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7
[2024-11-22 22:17:43,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836493518]
[2024-11-22 22:17:43,214 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:17:43,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-11-22 22:17:43,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:43,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-11-22 22:17:43,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2024-11-22 22:17:43,215 INFO L87 Difference]: Start difference. First operand 106 states and 114 transitions. Second operand has 8 states, 7 states have (on average 4.142857142857143) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:43,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:43,263 INFO L93 Difference]: Finished difference Result 106 states and 114 transitions.
[2024-11-22 22:17:43,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-22 22:17:43,263 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 4.142857142857143) internal successors, (29), 8 states have internal predecessors, (29), 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) Word has length 35
[2024-11-22 22:17:43,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:43,263 INFO L225 Difference]: With dead ends: 106
[2024-11-22 22:17:43,263 INFO L226 Difference]: Without dead ends: 74
[2024-11-22 22:17:43,264 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110
[2024-11-22 22:17:43,264 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 14 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:43,264 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 62 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 56 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:43,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states.
[2024-11-22 22:17:43,266 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 50.
[2024-11-22 22:17:43,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 49 states have (on average 1.0612244897959184) internal successors, (52), 49 states have internal predecessors, (52), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:43,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 52 transitions.
[2024-11-22 22:17:43,268 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 52 transitions. Word has length 35
[2024-11-22 22:17:43,268 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:43,268 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 52 transitions.
[2024-11-22 22:17:43,268 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 4.142857142857143) internal successors, (29), 8 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:43,268 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 52 transitions.
[2024-11-22 22:17:43,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42
[2024-11-22 22:17:43,269 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-22 22:17:43,270 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:43,276 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0
[2024-11-22 22:17:43,470 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14
[2024-11-22 22:17:43,470 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] ===
[2024-11-22 22:17:43,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-22 22:17:43,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1628556431, now seen corresponding path program 2 times
[2024-11-22 22:17:43,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-22 22:17:43,472 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119977117]
[2024-11-22 22:17:43,472 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-22 22:17:43,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-22 22:17:43,488 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-22 22:17:43,488 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:17:43,530 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2024-11-22 22:17:43,530 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-22 22:17:43,530 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119977117]
[2024-11-22 22:17:43,530 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119977117] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-22 22:17:43,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1760982580]
[2024-11-22 22:17:43,531 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-22 22:17:43,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-22 22:17:43,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-22 22:17:43,534 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-22 22:17:43,535 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-11-22 22:17:43,586 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-22 22:17:43,586 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-22 22:17:43,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-22 22:17:43,588 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-22 22:17:43,630 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2024-11-22 22:17:43,630 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-22 22:17:43,679 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked.
[2024-11-22 22:17:43,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1760982580] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-22 22:17:43,680 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-22 22:17:43,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 7
[2024-11-22 22:17:43,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139305291]
[2024-11-22 22:17:43,680 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-22 22:17:43,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-11-22 22:17:43,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-22 22:17:43,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-11-22 22:17:43,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56
[2024-11-22 22:17:43,681 INFO L87 Difference]: Start difference. First operand 50 states and 52 transitions. Second operand has 8 states, 7 states have (on average 5.857142857142857) internal successors, (41), 8 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:43,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-22 22:17:43,709 INFO L93 Difference]: Finished difference Result 50 states and 52 transitions.
[2024-11-22 22:17:43,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-22 22:17:43,710 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.857142857142857) internal successors, (41), 8 states have internal predecessors, (41), 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) Word has length 41
[2024-11-22 22:17:43,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-22 22:17:43,711 INFO L225 Difference]: With dead ends: 50
[2024-11-22 22:17:43,711 INFO L226 Difference]: Without dead ends: 0
[2024-11-22 22:17:43,711 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110
[2024-11-22 22:17:43,712 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 11 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-22 22:17:43,712 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 41 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-22 22:17:43,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-11-22 22:17:43,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-11-22 22:17:43,713 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)
[2024-11-22 22:17:43,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-11-22 22:17:43,713 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41
[2024-11-22 22:17:43,713 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-22 22:17:43,713 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-22 22:17:43,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.857142857142857) internal successors, (41), 8 states have internal predecessors, (41), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2024-11-22 22:17:43,713 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-11-22 22:17:43,714 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-11-22 22:17:43,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 14 remaining)
[2024-11-22 22:17:43,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 14 remaining)
[2024-11-22 22:17:43,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 14 remaining)
[2024-11-22 22:17:43,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 14 remaining)
[2024-11-22 22:17:43,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 14 remaining)
[2024-11-22 22:17:43,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 14 remaining)
[2024-11-22 22:17:43,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 14 remaining)
[2024-11-22 22:17:43,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 14 remaining)
[2024-11-22 22:17:43,716 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 14 remaining)
[2024-11-22 22:17:43,717 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 14 remaining)
[2024-11-22 22:17:43,717 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 14 remaining)
[2024-11-22 22:17:43,717 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 14 remaining)
[2024-11-22 22:17:43,717 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 14 remaining)
[2024-11-22 22:17:43,717 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 14 remaining)
[2024-11-22 22:17:43,724 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0
[2024-11-22 22:17:43,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15
[2024-11-22 22:17:43,920 INFO L407 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-22 22:17:43,921 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-11-22 22:17:44,071 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-22 22:17:44,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 10:17:44 BoogieIcfgContainer
[2024-11-22 22:17:44,083 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-22 22:17:44,084 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-22 22:17:44,084 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-22 22:17:44,084 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-22 22:17:44,085 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 10:17:39" (3/4) ...
[2024-11-22 22:17:44,086 INFO L142 WitnessPrinter]: Generating witness for correct program
[2024-11-22 22:17:44,094 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges
[2024-11-22 22:17:44,095 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges
[2024-11-22 22:17:44,095 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges
[2024-11-22 22:17:44,096 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-11-22 22:17:44,162 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml
[2024-11-22 22:17:44,163 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml
[2024-11-22 22:17:44,163 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-22 22:17:44,163 INFO L158 Benchmark]: Toolchain (without parser) took 4995.80ms. Allocated memory was 176.2MB in the beginning and 262.1MB in the end (delta: 86.0MB). Free memory was 119.8MB in the beginning and 151.0MB in the end (delta: -31.2MB). Peak memory consumption was 57.1MB. Max. memory is 16.1GB.
[2024-11-22 22:17:44,163 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 176.2MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-22 22:17:44,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.24ms. Allocated memory is still 176.2MB. Free memory was 119.4MB in the beginning and 101.0MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
[2024-11-22 22:17:44,164 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.94ms. Allocated memory is still 176.2MB. Free memory was 101.0MB in the beginning and 98.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-22 22:17:44,164 INFO L158 Benchmark]: Boogie Preprocessor took 37.50ms. Allocated memory is still 176.2MB. Free memory was 98.9MB in the beginning and 96.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-22 22:17:44,164 INFO L158 Benchmark]: RCFGBuilder took 315.85ms. Allocated memory is still 176.2MB. Free memory was 96.4MB in the beginning and 80.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-22 22:17:44,164 INFO L158 Benchmark]: TraceAbstraction took 4193.51ms. Allocated memory was 176.2MB in the beginning and 262.1MB in the end (delta: 86.0MB). Free memory was 79.6MB in the beginning and 156.2MB in the end (delta: -76.6MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB.
[2024-11-22 22:17:44,164 INFO L158 Benchmark]: Witness Printer took 78.96ms. Allocated memory is still 262.1MB. Free memory was 156.2MB in the beginning and 151.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2024-11-22 22:17:44,165 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.11ms. Allocated memory is still 176.2MB. Free memory is still 142.9MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 331.24ms. Allocated memory is still 176.2MB. Free memory was 119.4MB in the beginning and 101.0MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 33.94ms. Allocated memory is still 176.2MB. Free memory was 101.0MB in the beginning and 98.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 37.50ms. Allocated memory is still 176.2MB. Free memory was 98.9MB in the beginning and 96.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 315.85ms. Allocated memory is still 176.2MB. Free memory was 96.4MB in the beginning and 80.4MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 4193.51ms. Allocated memory was 176.2MB in the beginning and 262.1MB in the end (delta: 86.0MB). Free memory was 79.6MB in the beginning and 156.2MB in the end (delta: -76.6MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB.
* Witness Printer took 78.96ms. Allocated memory is still 262.1MB. Free memory was 156.2MB in the beginning and 151.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- PositiveResult [Line: 567]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 567]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 567]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 567]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 571]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 571]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 572]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 572]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 572]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 572]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 576]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 576]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 554]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 554]: 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 1 procedures, 47 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 16, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 123 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 123 mSDsluCounter, 1032 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 651 mSDsCounter, 21 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 399 IncrementalHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21 mSolverCounterUnsat, 381 mSDtfsCounter, 399 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 322 GetRequests, 258 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=106occurred in iteration=14, InterpolantAutomatonStates: 78, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 16 MinimizatonAttempts, 72 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 418 NumberOfCodeBlocks, 322 NumberOfCodeBlocksAsserted, 22 NumberOfCheckSat, 508 ConstructedInterpolants, 0 QuantifiedInterpolants, 1326 SizeOfPredicates, 4 NumberOfNonLiveVariables, 442 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 26 InterpolantComputations, 12 PerfectInterpolantSequences, 298/416 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
14 specifications checked. All of them hold
- InvariantResult [Line: 567]: Loop Invariant
Derived loop invariant: null
- InvariantResult [Line: 572]: Loop Invariant
Derived loop invariant: null
- InvariantResult [Line: 551]: Loop Invariant
Derived loop invariant: 1
RESULT: Ultimate proved your program to be correct!
[2024-11-22 22:17:44,179 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:
TRUE