./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/verifythis/duplets.c --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for overflows
Using default analysis
Version fca748b1
Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/verifythis/duplets.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-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 32bit --witnessprinter.graph.data.programhash ac76721ba91522692e2c3e4d1ea27df0200031dd012c5066cc7280e0ae6e2244
--- Real Ultimate output ---
This is Ultimate 0.2.5-wip.dd.update-z3-fca748b-m
[2024-11-20 19:11:29,848 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-20 19:11:29,894 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf
[2024-11-20 19:11:29,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-20 19:11:29,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-20 19:11:29,921 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-20 19:11:29,922 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-20 19:11:29,922 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-20 19:11:29,922 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-20 19:11:29,923 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-20 19:11:29,923 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-20 19:11:29,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-20 19:11:29,923 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-20 19:11:29,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-20 19:11:29,924 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-20 19:11:29,924 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-20 19:11:29,925 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-20 19:11:29,925 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-20 19:11:29,925 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-20 19:11:29,925 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-20 19:11:29,926 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-20 19:11:29,926 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-20 19:11:29,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-20 19:11:29,927 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-20 19:11:29,927 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-20 19:11:29,927 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME
[2024-11-20 19:11:29,927 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false
[2024-11-20 19:11:29,928 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-20 19:11:29,928 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-20 19:11:29,928 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-20 19:11:29,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-20 19:11:29,928 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-20 19:11:29,929 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-20 19:11:29,929 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-20 19:11:29,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-20 19:11:29,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-20 19:11:29,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-20 19:11:29,930 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-20 19:11:29,930 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-20 19:11:29,930 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-20 19:11:29,930 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-20 19:11:29,931 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-20 19:11:29,931 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-20 19:11:29,931 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-20 19:11:29,931 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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ac76721ba91522692e2c3e4d1ea27df0200031dd012c5066cc7280e0ae6e2244
[2024-11-20 19:11:30,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-20 19:11:30,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-20 19:11:30,097 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-20 19:11:30,098 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-20 19:11:30,098 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-20 19:11:30,099 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/verifythis/duplets.c
[2024-11-20 19:11:31,472 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-20 19:11:31,654 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-20 19:11:31,655 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/verifythis/duplets.c
[2024-11-20 19:11:31,660 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/503b8c8b0/20797721aad34fbcad34b31ac0bbf495/FLAGd8a931c6b
[2024-11-20 19:11:32,033 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/503b8c8b0/20797721aad34fbcad34b31ac0bbf495
[2024-11-20 19:11:32,035 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-20 19:11:32,036 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-20 19:11:32,037 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-20 19:11:32,037 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-20 19:11:32,043 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-20 19:11:32,044 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,044 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ff575c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32, skipping insertion in model container
[2024-11-20 19:11:32,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,068 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-20 19:11:32,235 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-20 19:11:32,247 INFO L200 MainTranslator]: Completed pre-run
[2024-11-20 19:11:32,277 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-20 19:11:32,300 INFO L204 MainTranslator]: Completed translation
[2024-11-20 19:11:32,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32 WrapperNode
[2024-11-20 19:11:32,301 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-20 19:11:32,302 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-20 19:11:32,302 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-20 19:11:32,302 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-20 19:11:32,307 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,319 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,343 INFO L138 Inliner]: procedures = 21, calls = 44, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 135
[2024-11-20 19:11:32,343 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-20 19:11:32,344 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-20 19:11:32,344 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-20 19:11:32,344 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-20 19:11:32,353 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,356 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,368 INFO L175 MemorySlicer]: Split 19 memory accesses to 4 slices as follows [2, 7, 5, 5]. 37 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0, 0, 0]. The 5 writes are split as follows [0, 3, 1, 1].
[2024-11-20 19:11:32,369 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,369 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,377 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,379 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,380 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-20 19:11:32,381 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-20 19:11:32,381 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-20 19:11:32,381 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-20 19:11:32,385 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (1/1) ...
[2024-11-20 19:11:32,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-20 19:11:32,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-20 19:11:32,419 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)
[2024-11-20 19:11:32,425 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
[2024-11-20 19:11:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-20 19:11:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-20 19:11:32,467 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-20 19:11:32,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-20 19:11:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1
[2024-11-20 19:11:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2
[2024-11-20 19:11:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3
[2024-11-20 19:11:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2024-11-20 19:11:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0
[2024-11-20 19:11:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1
[2024-11-20 19:11:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2
[2024-11-20 19:11:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3
[2024-11-20 19:11:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap
[2024-11-20 19:11:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-20 19:11:32,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-20 19:11:32,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0
[2024-11-20 19:11:32,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1
[2024-11-20 19:11:32,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2
[2024-11-20 19:11:32,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3
[2024-11-20 19:11:32,469 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert
[2024-11-20 19:11:32,469 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert
[2024-11-20 19:11:32,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc
[2024-11-20 19:11:32,534 INFO L238 CfgBuilder]: Building ICFG
[2024-11-20 19:11:32,536 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-20 19:11:32,695 INFO L? ?]: Removed 53 outVars from TransFormulas that were not future-live.
[2024-11-20 19:11:32,695 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-20 19:11:32,706 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-20 19:11:32,706 INFO L316 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-20 19:11:32,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:11:32 BoogieIcfgContainer
[2024-11-20 19:11:32,707 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-20 19:11:32,708 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-20 19:11:32,708 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-20 19:11:32,710 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-20 19:11:32,711 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:11:32" (1/3) ...
[2024-11-20 19:11:32,711 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8fddc50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:11:32, skipping insertion in model container
[2024-11-20 19:11:32,711 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:11:32" (2/3) ...
[2024-11-20 19:11:32,711 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@8fddc50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:11:32, skipping insertion in model container
[2024-11-20 19:11:32,711 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:11:32" (3/3) ...
[2024-11-20 19:11:32,712 INFO L112 eAbstractionObserver]: Analyzing ICFG duplets.c
[2024-11-20 19:11:32,724 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-20 19:11:32,725 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations.
[2024-11-20 19:11:32,764 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-20 19:11:32,769 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;@689fdd1e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-20 19:11:32,769 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations.
[2024-11-20 19:11:32,772 INFO L276 IsEmpty]: Start isEmpty. Operand has 53 states, 35 states have (on average 1.4285714285714286) internal successors, (50), 41 states have internal predecessors, (50), 9 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9)
[2024-11-20 19:11:32,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2024-11-20 19:11:32,777 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:32,778 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:32,778 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:32,782 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:32,782 INFO L85 PathProgramCache]: Analyzing trace with hash 2030630924, now seen corresponding path program 1 times
[2024-11-20 19:11:32,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:32,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [919991831]
[2024-11-20 19:11:32,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:32,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:32,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:32,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:32,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:32,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:32,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:32,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:32,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:32,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:32,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:32,961 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:32,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:32,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [919991831]
[2024-11-20 19:11:32,964 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [919991831] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-20 19:11:32,964 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-20 19:11:32,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-20 19:11:32,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660482800]
[2024-11-20 19:11:32,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-20 19:11:32,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-20 19:11:32,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:33,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-20 19:11:33,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-20 19:11:33,015 INFO L87 Difference]: Start difference. First operand has 53 states, 35 states have (on average 1.4285714285714286) internal successors, (50), 41 states have internal predecessors, (50), 9 states have call successors, (9), 2 states have call predecessors, (9), 2 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) Second operand has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-20 19:11:33,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:33,069 INFO L93 Difference]: Finished difference Result 102 states and 140 transitions.
[2024-11-20 19:11:33,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-20 19:11:33,071 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4) Word has length 28
[2024-11-20 19:11:33,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:33,076 INFO L225 Difference]: With dead ends: 102
[2024-11-20 19:11:33,076 INFO L226 Difference]: Without dead ends: 31
[2024-11-20 19:11:33,079 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-20 19:11:33,084 INFO L432 NwaCegarLoop]: 63 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:33,085 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-20 19:11:33,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states.
[2024-11-20 19:11:33,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31.
[2024-11-20 19:11:33,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 20 states have (on average 1.35) internal successors, (27), 25 states have internal predecessors, (27), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:33,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions.
[2024-11-20 19:11:33,117 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 35 transitions. Word has length 28
[2024-11-20 19:11:33,117 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:33,117 INFO L471 AbstractCegarLoop]: Abstraction has 31 states and 35 transitions.
[2024-11-20 19:11:33,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 2 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 2 states have call successors, (4)
[2024-11-20 19:11:33,119 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions.
[2024-11-20 19:11:33,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29
[2024-11-20 19:11:33,119 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:33,120 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:33,120 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-20 19:11:33,120 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:33,120 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:33,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1953524980, now seen corresponding path program 1 times
[2024-11-20 19:11:33,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:33,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1039290916]
[2024-11-20 19:11:33,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:33,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:33,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:33,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:33,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:33,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:33,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,272 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:33,272 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:33,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1039290916]
[2024-11-20 19:11:33,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1039290916] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-20 19:11:33,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-20 19:11:33,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-20 19:11:33,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874769389]
[2024-11-20 19:11:33,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-20 19:11:33,274 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-20 19:11:33,274 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:33,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-20 19:11:33,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-20 19:11:33,275 INFO L87 Difference]: Start difference. First operand 31 states and 35 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:33,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:33,294 INFO L93 Difference]: Finished difference Result 44 states and 49 transitions.
[2024-11-20 19:11:33,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-20 19:11:33,295 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 28
[2024-11-20 19:11:33,295 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:33,295 INFO L225 Difference]: With dead ends: 44
[2024-11-20 19:11:33,295 INFO L226 Difference]: Without dead ends: 42
[2024-11-20 19:11:33,296 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-20 19:11:33,297 INFO L432 NwaCegarLoop]: 30 mSDtfsCounter, 10 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:33,297 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 56 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-20 19:11:33,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states.
[2024-11-20 19:11:33,300 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 34.
[2024-11-20 19:11:33,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34 states, 23 states have (on average 1.3043478260869565) internal successors, (30), 28 states have internal predecessors, (30), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:33,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 38 transitions.
[2024-11-20 19:11:33,301 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 38 transitions. Word has length 28
[2024-11-20 19:11:33,302 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:33,302 INFO L471 AbstractCegarLoop]: Abstraction has 34 states and 38 transitions.
[2024-11-20 19:11:33,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:33,303 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions.
[2024-11-20 19:11:33,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33
[2024-11-20 19:11:33,304 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:33,304 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:33,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-20 19:11:33,304 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:33,304 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:33,305 INFO L85 PathProgramCache]: Analyzing trace with hash 1146381812, now seen corresponding path program 1 times
[2024-11-20 19:11:33,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:33,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1062403219]
[2024-11-20 19:11:33,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:33,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:33,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:33,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:33,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,394 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:33,394 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:33,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1062403219]
[2024-11-20 19:11:33,397 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1062403219] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-20 19:11:33,397 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-20 19:11:33,397 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-20 19:11:33,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653483930]
[2024-11-20 19:11:33,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-20 19:11:33,397 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-20 19:11:33,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:33,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-20 19:11:33,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-20 19:11:33,399 INFO L87 Difference]: Start difference. First operand 34 states and 38 transitions. Second operand has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:33,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:33,435 INFO L93 Difference]: Finished difference Result 46 states and 51 transitions.
[2024-11-20 19:11:33,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-20 19:11:33,436 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 32
[2024-11-20 19:11:33,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:33,436 INFO L225 Difference]: With dead ends: 46
[2024-11-20 19:11:33,436 INFO L226 Difference]: Without dead ends: 44
[2024-11-20 19:11:33,437 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-20 19:11:33,437 INFO L432 NwaCegarLoop]: 28 mSDtfsCounter, 8 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:33,438 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 78 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-20 19:11:33,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states.
[2024-11-20 19:11:33,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 42.
[2024-11-20 19:11:33,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 31 states have (on average 1.3225806451612903) internal successors, (41), 36 states have internal predecessors, (41), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:33,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 49 transitions.
[2024-11-20 19:11:33,445 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 49 transitions. Word has length 32
[2024-11-20 19:11:33,445 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:33,445 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 49 transitions.
[2024-11-20 19:11:33,445 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.0) internal successors, (15), 4 states have internal predecessors, (15), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:33,445 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 49 transitions.
[2024-11-20 19:11:33,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34
[2024-11-20 19:11:33,446 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:33,446 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:33,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-20 19:11:33,446 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:33,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:33,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1178147545, now seen corresponding path program 1 times
[2024-11-20 19:11:33,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:33,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614768102]
[2024-11-20 19:11:33,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:33,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:33,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:33,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:33,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,587 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:33,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:33,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614768102]
[2024-11-20 19:11:33,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614768102] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-20 19:11:33,589 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-20 19:11:33,589 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-20 19:11:33,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828877674]
[2024-11-20 19:11:33,589 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-20 19:11:33,589 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-20 19:11:33,589 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:33,590 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-20 19:11:33,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2024-11-20 19:11:33,591 INFO L87 Difference]: Start difference. First operand 42 states and 49 transitions. Second operand has 6 states, 5 states have (on average 3.2) internal successors, (16), 6 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:33,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:33,648 INFO L93 Difference]: Finished difference Result 44 states and 49 transitions.
[2024-11-20 19:11:33,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-20 19:11:33,649 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), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 33
[2024-11-20 19:11:33,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:33,650 INFO L225 Difference]: With dead ends: 44
[2024-11-20 19:11:33,650 INFO L226 Difference]: Without dead ends: 43
[2024-11-20 19:11:33,650 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42
[2024-11-20 19:11:33,651 INFO L432 NwaCegarLoop]: 25 mSDtfsCounter, 7 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 119 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
[2024-11-20 19:11:33,651 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 119 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-20 19:11:33,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43 states.
[2024-11-20 19:11:33,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43 to 42.
[2024-11-20 19:11:33,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 42 states, 31 states have (on average 1.2903225806451613) internal successors, (40), 36 states have internal predecessors, (40), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:33,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 48 transitions.
[2024-11-20 19:11:33,655 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 48 transitions. Word has length 33
[2024-11-20 19:11:33,655 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:33,655 INFO L471 AbstractCegarLoop]: Abstraction has 42 states and 48 transitions.
[2024-11-20 19:11:33,655 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), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:33,656 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions.
[2024-11-20 19:11:33,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35
[2024-11-20 19:11:33,656 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:33,656 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:33,656 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-20 19:11:33,657 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:33,657 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:33,657 INFO L85 PathProgramCache]: Analyzing trace with hash -2132131688, now seen corresponding path program 1 times
[2024-11-20 19:11:33,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:33,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [447929058]
[2024-11-20 19:11:33,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:33,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:33,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:33,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:33,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:33,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,789 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:33,792 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:33,792 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [447929058]
[2024-11-20 19:11:33,792 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [447929058] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-20 19:11:33,792 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-20 19:11:33,793 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-20 19:11:33,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113270574]
[2024-11-20 19:11:33,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-20 19:11:33,793 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-20 19:11:33,793 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:33,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-20 19:11:33,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2024-11-20 19:11:33,794 INFO L87 Difference]: Start difference. First operand 42 states and 48 transitions. Second operand has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:33,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:33,854 INFO L93 Difference]: Finished difference Result 49 states and 55 transitions.
[2024-11-20 19:11:33,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-20 19:11:33,855 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 34
[2024-11-20 19:11:33,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:33,856 INFO L225 Difference]: With dead ends: 49
[2024-11-20 19:11:33,857 INFO L226 Difference]: Without dead ends: 48
[2024-11-20 19:11:33,858 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42
[2024-11-20 19:11:33,858 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 15 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:33,859 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 102 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-20 19:11:33,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states.
[2024-11-20 19:11:33,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 47.
[2024-11-20 19:11:33,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 36 states have (on average 1.2777777777777777) internal successors, (46), 41 states have internal predecessors, (46), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:33,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 54 transitions.
[2024-11-20 19:11:33,868 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 54 transitions. Word has length 34
[2024-11-20 19:11:33,868 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:33,868 INFO L471 AbstractCegarLoop]: Abstraction has 47 states and 54 transitions.
[2024-11-20 19:11:33,869 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 3.4) internal successors, (17), 6 states have internal predecessors, (17), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:33,869 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 54 transitions.
[2024-11-20 19:11:33,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36
[2024-11-20 19:11:33,871 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:33,871 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:33,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-20 19:11:33,871 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:33,872 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:33,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1719289113, now seen corresponding path program 1 times
[2024-11-20 19:11:33,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:33,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072314616]
[2024-11-20 19:11:33,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:33,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,978 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:33,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:33,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:33,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:33,990 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:33,992 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:33,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072314616]
[2024-11-20 19:11:33,992 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1072314616] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-20 19:11:33,992 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1571410627]
[2024-11-20 19:11:33,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:33,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:33,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-20 19:11:33,994 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)
[2024-11-20 19:11:33,996 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-20 19:11:34,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:34,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 3 conjuncts are in the unsatisfiable core
[2024-11-20 19:11:34,088 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-20 19:11:34,149 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:34,149 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-20 19:11:34,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1571410627] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-20 19:11:34,150 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-20 19:11:34,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6
[2024-11-20 19:11:34,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863226883]
[2024-11-20 19:11:34,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-20 19:11:34,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-20 19:11:34,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:34,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-20 19:11:34,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-20 19:11:34,152 INFO L87 Difference]: Start difference. First operand 47 states and 54 transitions. Second operand has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:34,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:34,178 INFO L93 Difference]: Finished difference Result 47 states and 54 transitions.
[2024-11-20 19:11:34,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-20 19:11:34,178 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 35
[2024-11-20 19:11:34,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:34,179 INFO L225 Difference]: With dead ends: 47
[2024-11-20 19:11:34,179 INFO L226 Difference]: Without dead ends: 45
[2024-11-20 19:11:34,179 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42
[2024-11-20 19:11:34,180 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 10 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:34,180 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 63 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-20 19:11:34,181 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states.
[2024-11-20 19:11:34,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 45.
[2024-11-20 19:11:34,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45 states, 36 states have (on average 1.2222222222222223) internal successors, (44), 39 states have internal predecessors, (44), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:34,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 52 transitions.
[2024-11-20 19:11:34,190 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 52 transitions. Word has length 35
[2024-11-20 19:11:34,190 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:34,190 INFO L471 AbstractCegarLoop]: Abstraction has 45 states and 52 transitions.
[2024-11-20 19:11:34,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 6.0) internal successors, (18), 4 states have internal predecessors, (18), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:34,192 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions.
[2024-11-20 19:11:34,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37
[2024-11-20 19:11:34,192 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:34,192 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:34,203 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2024-11-20 19:11:34,396 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,SelfDestructingSolverStorable5
[2024-11-20 19:11:34,397 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:34,397 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:34,397 INFO L85 PathProgramCache]: Analyzing trace with hash -1758354889, now seen corresponding path program 1 times
[2024-11-20 19:11:34,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:34,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [533869708]
[2024-11-20 19:11:34,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:34,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:34,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:34,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:34,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:34,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:34,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:34,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:34,508 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:34,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:34,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [533869708]
[2024-11-20 19:11:34,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [533869708] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-20 19:11:34,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1029795142]
[2024-11-20 19:11:34,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:34,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:34,509 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-20 19:11:34,513 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)
[2024-11-20 19:11:34,514 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-20 19:11:34,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:34,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 178 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-20 19:11:34,582 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-20 19:11:34,638 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:34,638 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-20 19:11:34,741 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:34,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1029795142] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-20 19:11:34,741 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-20 19:11:34,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 9
[2024-11-20 19:11:34,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328594562]
[2024-11-20 19:11:34,741 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-20 19:11:34,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-20 19:11:34,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:34,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-20 19:11:34,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90
[2024-11-20 19:11:34,742 INFO L87 Difference]: Start difference. First operand 45 states and 52 transitions. Second operand has 10 states, 9 states have (on average 4.222222222222222) internal successors, (38), 10 states have internal predecessors, (38), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:34,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:34,847 INFO L93 Difference]: Finished difference Result 64 states and 72 transitions.
[2024-11-20 19:11:34,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-20 19:11:34,848 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 4.222222222222222) internal successors, (38), 10 states have internal predecessors, (38), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 36
[2024-11-20 19:11:34,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:34,848 INFO L225 Difference]: With dead ends: 64
[2024-11-20 19:11:34,848 INFO L226 Difference]: Without dead ends: 62
[2024-11-20 19:11:34,849 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90
[2024-11-20 19:11:34,849 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 36 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 36 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:34,853 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [36 Valid, 122 Invalid, 49 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-20 19:11:34,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states.
[2024-11-20 19:11:34,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 59.
[2024-11-20 19:11:34,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 50 states have (on average 1.22) internal successors, (61), 53 states have internal predecessors, (61), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:34,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 69 transitions.
[2024-11-20 19:11:34,861 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 69 transitions. Word has length 36
[2024-11-20 19:11:34,861 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:34,861 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 69 transitions.
[2024-11-20 19:11:34,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 4.222222222222222) internal successors, (38), 10 states have internal predecessors, (38), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:34,862 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions.
[2024-11-20 19:11:34,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40
[2024-11-20 19:11:34,865 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:34,865 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:34,873 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-11-20 19:11:35,066 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,SelfDestructingSolverStorable6
[2024-11-20 19:11:35,066 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:35,067 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:35,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1092874638, now seen corresponding path program 1 times
[2024-11-20 19:11:35,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:35,067 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121149845]
[2024-11-20 19:11:35,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:35,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:35,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:35,152 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:35,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:35,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:35,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:35,156 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:35,156 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:35,156 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121149845]
[2024-11-20 19:11:35,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121149845] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-20 19:11:35,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2079480860]
[2024-11-20 19:11:35,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:35,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:35,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-20 19:11:35,159 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)
[2024-11-20 19:11:35,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-20 19:11:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:35,225 INFO L255 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-11-20 19:11:35,227 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-20 19:11:35,277 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:35,278 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-20 19:11:35,352 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:35,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2079480860] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-20 19:11:35,352 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-20 19:11:35,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 15
[2024-11-20 19:11:35,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [81589346]
[2024-11-20 19:11:35,353 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-20 19:11:35,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states
[2024-11-20 19:11:35,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:35,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2024-11-20 19:11:35,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=175, Unknown=0, NotChecked=0, Total=240
[2024-11-20 19:11:35,354 INFO L87 Difference]: Start difference. First operand 59 states and 69 transitions. Second operand has 16 states, 15 states have (on average 3.066666666666667) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:35,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:35,460 INFO L93 Difference]: Finished difference Result 76 states and 90 transitions.
[2024-11-20 19:11:35,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2024-11-20 19:11:35,461 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 3.066666666666667) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 39
[2024-11-20 19:11:35,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:35,462 INFO L225 Difference]: With dead ends: 76
[2024-11-20 19:11:35,462 INFO L226 Difference]: Without dead ends: 75
[2024-11-20 19:11:35,463 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=110, Invalid=310, Unknown=0, NotChecked=0, Total=420
[2024-11-20 19:11:35,463 INFO L432 NwaCegarLoop]: 25 mSDtfsCounter, 80 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 145 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:35,464 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 145 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-20 19:11:35,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states.
[2024-11-20 19:11:35,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 74.
[2024-11-20 19:11:35,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 65 states have (on average 1.2153846153846153) internal successors, (79), 68 states have internal predecessors, (79), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:35,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 87 transitions.
[2024-11-20 19:11:35,473 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 87 transitions. Word has length 39
[2024-11-20 19:11:35,473 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:35,473 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 87 transitions.
[2024-11-20 19:11:35,473 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 3.066666666666667) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:35,473 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 87 transitions.
[2024-11-20 19:11:35,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41
[2024-11-20 19:11:35,474 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:35,474 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:35,483 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2024-11-20 19:11:35,674 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:35,675 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:35,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:35,675 INFO L85 PathProgramCache]: Analyzing trace with hash -2068274210, now seen corresponding path program 1 times
[2024-11-20 19:11:35,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:35,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600950258]
[2024-11-20 19:11:35,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:35,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:35,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:35,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:35,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:35,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:35,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:35,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:35,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:35,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:35,813 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:35,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:35,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600950258]
[2024-11-20 19:11:35,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600950258] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-20 19:11:35,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [486736377]
[2024-11-20 19:11:35,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:35,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:35,813 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-20 19:11:35,818 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)
[2024-11-20 19:11:35,820 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-11-20 19:11:35,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:35,884 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-20 19:11:35,885 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-20 19:11:35,926 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:35,926 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-20 19:11:35,926 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [486736377] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-20 19:11:35,926 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-20 19:11:35,926 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 11
[2024-11-20 19:11:35,926 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1489296067]
[2024-11-20 19:11:35,926 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-20 19:11:35,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-20 19:11:35,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:35,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-20 19:11:35,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110
[2024-11-20 19:11:35,927 INFO L87 Difference]: Start difference. First operand 74 states and 87 transitions. Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:35,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:35,961 INFO L93 Difference]: Finished difference Result 120 states and 140 transitions.
[2024-11-20 19:11:35,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-20 19:11:35,961 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 40
[2024-11-20 19:11:35,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:35,962 INFO L225 Difference]: With dead ends: 120
[2024-11-20 19:11:35,962 INFO L226 Difference]: Without dead ends: 83
[2024-11-20 19:11:35,962 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110
[2024-11-20 19:11:35,963 INFO L432 NwaCegarLoop]: 26 mSDtfsCounter, 2 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:35,963 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 91 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-20 19:11:35,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states.
[2024-11-20 19:11:35,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 79.
[2024-11-20 19:11:35,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 70 states have (on average 1.2) internal successors, (84), 73 states have internal predecessors, (84), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:35,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 92 transitions.
[2024-11-20 19:11:35,967 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 92 transitions. Word has length 40
[2024-11-20 19:11:35,967 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:35,967 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 92 transitions.
[2024-11-20 19:11:35,967 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:35,968 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions.
[2024-11-20 19:11:35,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46
[2024-11-20 19:11:35,968 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:35,968 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:35,978 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-11-20 19:11:36,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:36,169 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:36,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:36,169 INFO L85 PathProgramCache]: Analyzing trace with hash 862660152, now seen corresponding path program 1 times
[2024-11-20 19:11:36,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:36,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268514597]
[2024-11-20 19:11:36,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:36,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:36,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:36,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:36,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:36,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:36,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:36,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:36,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:36,305 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked.
[2024-11-20 19:11:36,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:36,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268514597]
[2024-11-20 19:11:36,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268514597] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-20 19:11:36,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1205579900]
[2024-11-20 19:11:36,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:36,305 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:36,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-20 19:11:36,307 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)
[2024-11-20 19:11:36,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-11-20 19:11:36,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:36,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 8 conjuncts are in the unsatisfiable core
[2024-11-20 19:11:36,374 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-20 19:11:36,459 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:36,459 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-20 19:11:36,535 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:36,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1205579900] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-20 19:11:36,535 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-20 19:11:36,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9, 9] total 14
[2024-11-20 19:11:36,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2117784266]
[2024-11-20 19:11:36,536 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-20 19:11:36,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-11-20 19:11:36,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:36,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-11-20 19:11:36,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182
[2024-11-20 19:11:36,536 INFO L87 Difference]: Start difference. First operand 79 states and 92 transitions. Second operand has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 14 states have internal predecessors, (48), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:36,811 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:36,811 INFO L93 Difference]: Finished difference Result 145 states and 170 transitions.
[2024-11-20 19:11:36,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states.
[2024-11-20 19:11:36,811 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 14 states have internal predecessors, (48), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 45
[2024-11-20 19:11:36,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:36,812 INFO L225 Difference]: With dead ends: 145
[2024-11-20 19:11:36,812 INFO L226 Difference]: Without dead ends: 108
[2024-11-20 19:11:36,812 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 85 SyntacticMatches, 6 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=109, Invalid=647, Unknown=0, NotChecked=0, Total=756
[2024-11-20 19:11:36,813 INFO L432 NwaCegarLoop]: 20 mSDtfsCounter, 31 mSDsluCounter, 205 mSDsCounter, 0 mSdLazyCounter, 304 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 304 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:36,813 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 225 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 304 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-20 19:11:36,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states.
[2024-11-20 19:11:36,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 102.
[2024-11-20 19:11:36,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 102 states, 93 states have (on average 1.2043010752688172) internal successors, (112), 96 states have internal predecessors, (112), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:36,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 120 transitions.
[2024-11-20 19:11:36,822 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 120 transitions. Word has length 45
[2024-11-20 19:11:36,822 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:36,822 INFO L471 AbstractCegarLoop]: Abstraction has 102 states and 120 transitions.
[2024-11-20 19:11:36,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.4285714285714284) internal successors, (48), 14 states have internal predecessors, (48), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:36,822 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 120 transitions.
[2024-11-20 19:11:36,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52
[2024-11-20 19:11:36,823 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:36,823 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:36,832 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0
[2024-11-20 19:11:37,023 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,SelfDestructingSolverStorable9
[2024-11-20 19:11:37,024 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:37,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:37,024 INFO L85 PathProgramCache]: Analyzing trace with hash 506689523, now seen corresponding path program 1 times
[2024-11-20 19:11:37,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:37,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957515121]
[2024-11-20 19:11:37,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:37,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:37,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:37,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:37,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:37,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:37,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:37,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:37,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:37,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:37,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:37,098 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked.
[2024-11-20 19:11:37,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:37,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957515121]
[2024-11-20 19:11:37,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957515121] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-20 19:11:37,099 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [487981848]
[2024-11-20 19:11:37,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:37,099 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:37,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-20 19:11:37,101 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)
[2024-11-20 19:11:37,101 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-11-20 19:11:37,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:37,166 INFO L255 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-11-20 19:11:37,168 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-20 19:11:37,211 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked.
[2024-11-20 19:11:37,212 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-20 19:11:37,283 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked.
[2024-11-20 19:11:37,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [487981848] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-20 19:11:37,283 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-20 19:11:37,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 13
[2024-11-20 19:11:37,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102978082]
[2024-11-20 19:11:37,284 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-20 19:11:37,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states
[2024-11-20 19:11:37,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:37,284 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants.
[2024-11-20 19:11:37,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=142, Unknown=0, NotChecked=0, Total=182
[2024-11-20 19:11:37,285 INFO L87 Difference]: Start difference. First operand 102 states and 120 transitions. Second operand has 14 states, 13 states have (on average 4.846153846153846) internal successors, (63), 14 states have internal predecessors, (63), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:37,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:37,458 INFO L93 Difference]: Finished difference Result 126 states and 147 transitions.
[2024-11-20 19:11:37,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states.
[2024-11-20 19:11:37,459 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 4.846153846153846) internal successors, (63), 14 states have internal predecessors, (63), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 51
[2024-11-20 19:11:37,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:37,460 INFO L225 Difference]: With dead ends: 126
[2024-11-20 19:11:37,460 INFO L226 Difference]: Without dead ends: 125
[2024-11-20 19:11:37,460 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=126, Invalid=426, Unknown=0, NotChecked=0, Total=552
[2024-11-20 19:11:37,460 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 37 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 135 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 171 SdHoareTripleChecker+Invalid, 137 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 135 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:37,460 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [37 Valid, 171 Invalid, 137 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 135 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-20 19:11:37,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states.
[2024-11-20 19:11:37,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 111.
[2024-11-20 19:11:37,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 102 states have (on average 1.196078431372549) internal successors, (122), 105 states have internal predecessors, (122), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:37,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 130 transitions.
[2024-11-20 19:11:37,466 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 130 transitions. Word has length 51
[2024-11-20 19:11:37,466 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:37,466 INFO L471 AbstractCegarLoop]: Abstraction has 111 states and 130 transitions.
[2024-11-20 19:11:37,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 4.846153846153846) internal successors, (63), 14 states have internal predecessors, (63), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:37,466 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 130 transitions.
[2024-11-20 19:11:37,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55
[2024-11-20 19:11:37,467 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:37,467 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:37,473 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0
[2024-11-20 19:11:37,670 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:37,671 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:37,671 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:37,672 INFO L85 PathProgramCache]: Analyzing trace with hash -295034600, now seen corresponding path program 2 times
[2024-11-20 19:11:37,672 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:37,672 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072722187]
[2024-11-20 19:11:37,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:37,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:37,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:37,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:37,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:37,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:37,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:37,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:37,892 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:37,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:37,893 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked.
[2024-11-20 19:11:37,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:37,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072722187]
[2024-11-20 19:11:37,894 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072722187] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-20 19:11:37,894 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [405912727]
[2024-11-20 19:11:37,894 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-20 19:11:37,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:37,894 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-20 19:11:37,897 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-20 19:11:37,903 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process
[2024-11-20 19:11:37,964 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-20 19:11:37,964 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-20 19:11:37,965 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 6 conjuncts are in the unsatisfiable core
[2024-11-20 19:11:37,966 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-20 19:11:38,057 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked.
[2024-11-20 19:11:38,057 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-20 19:11:38,154 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked.
[2024-11-20 19:11:38,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [405912727] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-20 19:11:38,154 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-20 19:11:38,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 5, 5] total 17
[2024-11-20 19:11:38,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571684120]
[2024-11-20 19:11:38,154 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-20 19:11:38,155 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states
[2024-11-20 19:11:38,155 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:38,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants.
[2024-11-20 19:11:38,155 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=228, Unknown=0, NotChecked=0, Total=306
[2024-11-20 19:11:38,156 INFO L87 Difference]: Start difference. First operand 111 states and 130 transitions. Second operand has 18 states, 17 states have (on average 3.235294117647059) internal successors, (55), 18 states have internal predecessors, (55), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8)
[2024-11-20 19:11:38,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:38,388 INFO L93 Difference]: Finished difference Result 117 states and 139 transitions.
[2024-11-20 19:11:38,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states.
[2024-11-20 19:11:38,388 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 17 states have (on average 3.235294117647059) internal successors, (55), 18 states have internal predecessors, (55), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 54
[2024-11-20 19:11:38,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:38,389 INFO L225 Difference]: With dead ends: 117
[2024-11-20 19:11:38,389 INFO L226 Difference]: Without dead ends: 116
[2024-11-20 19:11:38,389 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 108 SyntacticMatches, 3 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=273, Invalid=849, Unknown=0, NotChecked=0, Total=1122
[2024-11-20 19:11:38,390 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 72 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 143 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 72 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:38,390 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [72 Valid, 186 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-20 19:11:38,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states.
[2024-11-20 19:11:38,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 87.
[2024-11-20 19:11:38,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 79 states have (on average 1.1518987341772151) internal successors, (91), 81 states have internal predecessors, (91), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:38,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 99 transitions.
[2024-11-20 19:11:38,396 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 99 transitions. Word has length 54
[2024-11-20 19:11:38,396 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:38,396 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 99 transitions.
[2024-11-20 19:11:38,396 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 17 states have (on average 3.235294117647059) internal successors, (55), 18 states have internal predecessors, (55), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8)
[2024-11-20 19:11:38,396 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions.
[2024-11-20 19:11:38,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63
[2024-11-20 19:11:38,397 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:38,397 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:38,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0
[2024-11-20 19:11:38,597 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:38,598 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:38,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:38,598 INFO L85 PathProgramCache]: Analyzing trace with hash -2060544503, now seen corresponding path program 1 times
[2024-11-20 19:11:38,598 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:38,598 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086768620]
[2024-11-20 19:11:38,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:38,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:38,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:38,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:38,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:38,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:38,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:38,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:38,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:38,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:38,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:38,680 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked.
[2024-11-20 19:11:38,681 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:38,681 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086768620]
[2024-11-20 19:11:38,681 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086768620] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-20 19:11:38,681 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-20 19:11:38,681 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-20 19:11:38,681 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2000676309]
[2024-11-20 19:11:38,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-20 19:11:38,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-20 19:11:38,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:38,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-20 19:11:38,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-20 19:11:38,686 INFO L87 Difference]: Start difference. First operand 87 states and 99 transitions. Second operand has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:38,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:38,711 INFO L93 Difference]: Finished difference Result 87 states and 99 transitions.
[2024-11-20 19:11:38,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-20 19:11:38,712 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 62
[2024-11-20 19:11:38,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:38,712 INFO L225 Difference]: With dead ends: 87
[2024-11-20 19:11:38,712 INFO L226 Difference]: Without dead ends: 76
[2024-11-20 19:11:38,713 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-20 19:11:38,713 INFO L432 NwaCegarLoop]: 24 mSDtfsCounter, 8 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:38,717 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 63 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-20 19:11:38,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states.
[2024-11-20 19:11:38,721 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76.
[2024-11-20 19:11:38,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 69 states have (on average 1.1014492753623188) internal successors, (76), 70 states have internal predecessors, (76), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:38,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 84 transitions.
[2024-11-20 19:11:38,722 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 84 transitions. Word has length 62
[2024-11-20 19:11:38,723 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:38,723 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 84 transitions.
[2024-11-20 19:11:38,723 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 8.666666666666666) internal successors, (26), 4 states have internal predecessors, (26), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:38,723 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 84 transitions.
[2024-11-20 19:11:38,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68
[2024-11-20 19:11:38,724 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:38,724 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:38,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12
[2024-11-20 19:11:38,724 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:38,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:38,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1777020281, now seen corresponding path program 2 times
[2024-11-20 19:11:38,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:38,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [344776608]
[2024-11-20 19:11:38,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:38,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:38,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:38,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:38,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:38,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:38,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:38,883 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:38,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:38,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:38,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:38,886 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 41 proven. 24 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked.
[2024-11-20 19:11:38,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:38,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [344776608]
[2024-11-20 19:11:38,886 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [344776608] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-20 19:11:38,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2057556006]
[2024-11-20 19:11:38,886 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-20 19:11:38,887 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:38,887 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-20 19:11:38,888 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-20 19:11:38,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process
[2024-11-20 19:11:38,950 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-20 19:11:38,950 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-20 19:11:38,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjuncts are in the unsatisfiable core
[2024-11-20 19:11:38,952 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-20 19:11:38,982 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked.
[2024-11-20 19:11:38,982 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-20 19:11:38,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2057556006] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-20 19:11:38,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-20 19:11:38,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [14] total 17
[2024-11-20 19:11:38,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116651047]
[2024-11-20 19:11:38,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-20 19:11:38,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-20 19:11:38,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:38,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-20 19:11:38,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272
[2024-11-20 19:11:38,984 INFO L87 Difference]: Start difference. First operand 76 states and 84 transitions. Second operand has 5 states, 4 states have (on average 6.75) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:39,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:39,016 INFO L93 Difference]: Finished difference Result 76 states and 84 transitions.
[2024-11-20 19:11:39,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-20 19:11:39,016 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.75) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 67
[2024-11-20 19:11:39,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:39,017 INFO L225 Difference]: With dead ends: 76
[2024-11-20 19:11:39,017 INFO L226 Difference]: Without dead ends: 75
[2024-11-20 19:11:39,017 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=285, Unknown=0, NotChecked=0, Total=342
[2024-11-20 19:11:39,017 INFO L432 NwaCegarLoop]: 20 mSDtfsCounter, 9 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:39,018 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 74 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-20 19:11:39,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states.
[2024-11-20 19:11:39,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75.
[2024-11-20 19:11:39,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 69 states have (on average 1.0724637681159421) internal successors, (74), 69 states have internal predecessors, (74), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:39,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 82 transitions.
[2024-11-20 19:11:39,022 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 82 transitions. Word has length 67
[2024-11-20 19:11:39,022 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:39,022 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 82 transitions.
[2024-11-20 19:11:39,022 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.75) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:39,022 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 82 transitions.
[2024-11-20 19:11:39,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76
[2024-11-20 19:11:39,023 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:39,023 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:39,030 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0
[2024-11-20 19:11:39,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13
[2024-11-20 19:11:39,228 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:39,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:39,228 INFO L85 PathProgramCache]: Analyzing trace with hash -332606415, now seen corresponding path program 1 times
[2024-11-20 19:11:39,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:39,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342667707]
[2024-11-20 19:11:39,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:39,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:39,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:39,427 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:39,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:39,429 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:39,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:39,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:39,433 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 58 proven. 24 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked.
[2024-11-20 19:11:39,434 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:39,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342667707]
[2024-11-20 19:11:39,434 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342667707] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-20 19:11:39,434 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [467678831]
[2024-11-20 19:11:39,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:39,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:39,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-20 19:11:39,437 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-20 19:11:39,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process
[2024-11-20 19:11:39,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:39,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 262 conjuncts, 12 conjuncts are in the unsatisfiable core
[2024-11-20 19:11:39,523 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-20 19:11:39,615 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 61 proven. 21 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked.
[2024-11-20 19:11:39,616 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-20 19:11:39,739 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 61 proven. 21 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked.
[2024-11-20 19:11:39,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [467678831] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-20 19:11:39,740 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-20 19:11:39,740 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 21
[2024-11-20 19:11:39,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [203475967]
[2024-11-20 19:11:39,740 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-20 19:11:39,740 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states
[2024-11-20 19:11:39,740 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:39,741 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants.
[2024-11-20 19:11:39,741 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=354, Unknown=0, NotChecked=0, Total=420
[2024-11-20 19:11:39,741 INFO L87 Difference]: Start difference. First operand 75 states and 82 transitions. Second operand has 21 states, 21 states have (on average 3.142857142857143) internal successors, (66), 21 states have internal predecessors, (66), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:39,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:39,866 INFO L93 Difference]: Finished difference Result 161 states and 176 transitions.
[2024-11-20 19:11:39,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states.
[2024-11-20 19:11:39,866 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 3.142857142857143) internal successors, (66), 21 states have internal predecessors, (66), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 75
[2024-11-20 19:11:39,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:39,867 INFO L225 Difference]: With dead ends: 161
[2024-11-20 19:11:39,867 INFO L226 Difference]: Without dead ends: 114
[2024-11-20 19:11:39,867 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 141 SyntacticMatches, 10 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=89, Invalid=463, Unknown=0, NotChecked=0, Total=552
[2024-11-20 19:11:39,868 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 28 mSDsluCounter, 179 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 198 SdHoareTripleChecker+Invalid, 225 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:39,868 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 198 Invalid, 225 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-20 19:11:39,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states.
[2024-11-20 19:11:39,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 108.
[2024-11-20 19:11:39,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 102 states have (on average 1.0784313725490196) internal successors, (110), 102 states have internal predecessors, (110), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4)
[2024-11-20 19:11:39,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 118 transitions.
[2024-11-20 19:11:39,873 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 118 transitions. Word has length 75
[2024-11-20 19:11:39,873 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:39,873 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 118 transitions.
[2024-11-20 19:11:39,873 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 3.142857142857143) internal successors, (66), 21 states have internal predecessors, (66), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4)
[2024-11-20 19:11:39,873 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 118 transitions.
[2024-11-20 19:11:39,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81
[2024-11-20 19:11:39,874 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-20 19:11:39,874 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:39,883 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0
[2024-11-20 19:11:40,074 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14
[2024-11-20 19:11:40,075 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] ===
[2024-11-20 19:11:40,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-20 19:11:40,075 INFO L85 PathProgramCache]: Analyzing trace with hash -1458248809, now seen corresponding path program 2 times
[2024-11-20 19:11:40,076 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-20 19:11:40,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1531820761]
[2024-11-20 19:11:40,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-20 19:11:40,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-20 19:11:40,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:40,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2
[2024-11-20 19:11:40,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:40,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9
[2024-11-20 19:11:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:40,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14
[2024-11-20 19:11:40,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:40,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19
[2024-11-20 19:11:40,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-20 19:11:40,182 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 97 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked.
[2024-11-20 19:11:40,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-20 19:11:40,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1531820761]
[2024-11-20 19:11:40,182 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1531820761] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-20 19:11:40,182 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [426254754]
[2024-11-20 19:11:40,182 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1
[2024-11-20 19:11:40,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-20 19:11:40,182 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2024-11-20 19:11:40,184 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-20 19:11:40,186 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process
[2024-11-20 19:11:40,252 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s)
[2024-11-20 19:11:40,252 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat
[2024-11-20 19:11:40,253 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-20 19:11:40,255 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-20 19:11:40,325 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked.
[2024-11-20 19:11:40,325 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-20 19:11:40,401 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked.
[2024-11-20 19:11:40,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [426254754] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-20 19:11:40,401 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-20 19:11:40,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11
[2024-11-20 19:11:40,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [166436709]
[2024-11-20 19:11:40,402 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-20 19:11:40,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states
[2024-11-20 19:11:40,402 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-20 19:11:40,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants.
[2024-11-20 19:11:40,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132
[2024-11-20 19:11:40,403 INFO L87 Difference]: Start difference. First operand 108 states and 118 transitions. Second operand has 12 states, 11 states have (on average 6.181818181818182) internal successors, (68), 12 states have internal predecessors, (68), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8)
[2024-11-20 19:11:40,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-20 19:11:40,515 INFO L93 Difference]: Finished difference Result 173 states and 191 transitions.
[2024-11-20 19:11:40,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states.
[2024-11-20 19:11:40,515 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 6.181818181818182) internal successors, (68), 12 states have internal predecessors, (68), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 80
[2024-11-20 19:11:40,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-20 19:11:40,515 INFO L225 Difference]: With dead ends: 173
[2024-11-20 19:11:40,515 INFO L226 Difference]: Without dead ends: 0
[2024-11-20 19:11:40,516 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 162 SyntacticMatches, 2 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=112, Invalid=308, Unknown=0, NotChecked=0, Total=420
[2024-11-20 19:11:40,516 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 80 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-20 19:11:40,516 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 120 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-20 19:11:40,517 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2024-11-20 19:11:40,517 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2024-11-20 19:11:40,517 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)
[2024-11-20 19:11:40,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2024-11-20 19:11:40,517 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 80
[2024-11-20 19:11:40,517 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-20 19:11:40,517 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2024-11-20 19:11:40,517 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 6.181818181818182) internal successors, (68), 12 states have internal predecessors, (68), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8)
[2024-11-20 19:11:40,517 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2024-11-20 19:11:40,517 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2024-11-20 19:11:40,519 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining)
[2024-11-20 19:11:40,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining)
[2024-11-20 19:11:40,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining)
[2024-11-20 19:11:40,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining)
[2024-11-20 19:11:40,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining)
[2024-11-20 19:11:40,520 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining)
[2024-11-20 19:11:40,527 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0
[2024-11-20 19:11:40,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15
[2024-11-20 19:11:40,727 INFO L407 BasicCegarLoop]: Path program histogram: [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-20 19:11:40,729 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2024-11-20 19:11:41,040 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-20 19:11:41,055 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 07:11:41 BoogieIcfgContainer
[2024-11-20 19:11:41,055 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-20 19:11:41,056 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-20 19:11:41,056 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-20 19:11:41,056 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-20 19:11:41,056 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:11:32" (3/4) ...
[2024-11-20 19:11:41,058 INFO L142 WitnessPrinter]: Generating witness for correct program
[2024-11-20 19:11:41,061 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not
[2024-11-20 19:11:41,061 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert
[2024-11-20 19:11:41,067 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges
[2024-11-20 19:11:41,068 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges
[2024-11-20 19:11:41,068 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges
[2024-11-20 19:11:41,068 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2024-11-20 19:11:41,172 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml
[2024-11-20 19:11:41,172 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml
[2024-11-20 19:11:41,173 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-20 19:11:41,173 INFO L158 Benchmark]: Toolchain (without parser) took 9136.70ms. Allocated memory was 159.4MB in the beginning and 237.0MB in the end (delta: 77.6MB). Free memory was 128.9MB in the beginning and 139.4MB in the end (delta: -10.5MB). Peak memory consumption was 66.9MB. Max. memory is 16.1GB.
[2024-11-20 19:11:41,173 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 119.5MB. Free memory was 83.4MB in the beginning and 83.3MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-20 19:11:41,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 264.07ms. Allocated memory is still 159.4MB. Free memory was 128.9MB in the beginning and 115.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
[2024-11-20 19:11:41,174 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.55ms. Allocated memory is still 159.4MB. Free memory was 115.8MB in the beginning and 114.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-20 19:11:41,174 INFO L158 Benchmark]: Boogie Preprocessor took 36.59ms. Allocated memory is still 159.4MB. Free memory was 114.4MB in the beginning and 111.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-20 19:11:41,174 INFO L158 Benchmark]: RCFGBuilder took 325.56ms. Allocated memory is still 159.4MB. Free memory was 111.6MB in the beginning and 93.4MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
[2024-11-20 19:11:41,174 INFO L158 Benchmark]: TraceAbstraction took 8347.20ms. Allocated memory was 159.4MB in the beginning and 237.0MB in the end (delta: 77.6MB). Free memory was 92.7MB in the beginning and 144.6MB in the end (delta: -51.9MB). Peak memory consumption was 105.4MB. Max. memory is 16.1GB.
[2024-11-20 19:11:41,174 INFO L158 Benchmark]: Witness Printer took 117.09ms. Allocated memory is still 237.0MB. Free memory was 144.6MB in the beginning and 139.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2024-11-20 19:11:41,175 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.13ms. Allocated memory is still 119.5MB. Free memory was 83.4MB in the beginning and 83.3MB in the end (delta: 118.9kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 264.07ms. Allocated memory is still 159.4MB. Free memory was 128.9MB in the beginning and 115.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 41.55ms. Allocated memory is still 159.4MB. Free memory was 115.8MB in the beginning and 114.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 36.59ms. Allocated memory is still 159.4MB. Free memory was 114.4MB in the beginning and 111.6MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 325.56ms. Allocated memory is still 159.4MB. Free memory was 111.6MB in the beginning and 93.4MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB.
* TraceAbstraction took 8347.20ms. Allocated memory was 159.4MB in the beginning and 237.0MB in the end (delta: 77.6MB). Free memory was 92.7MB in the beginning and 144.6MB in the end (delta: -51.9MB). Peak memory consumption was 105.4MB. Max. memory is 16.1GB.
* Witness Printer took 117.09ms. Allocated memory is still 237.0MB. Free memory was 144.6MB in the beginning and 139.4MB 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: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 37]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 36]: integer overflow can never occur
For all program executions holds that integer overflow can never occur at this location
- PositiveResult [Line: 36]: 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 3 procedures, 53 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 8.0s, OverallIterations: 16, TraceHistogramMax: 6, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 433 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 433 mSDsluCounter, 1876 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1461 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1255 IncrementalHoareTripleChecker+Invalid, 1275 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 415 mSDtfsCounter, 1255 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1181 GetRequests, 966 SyntacticMatches, 21 SemanticMatches, 194 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1083 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=111occurred in iteration=11, InterpolantAutomatonStates: 150, 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, 75 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 1261 NumberOfCodeBlocks, 1105 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1608 ConstructedInterpolants, 0 QuantifiedInterpolants, 3284 SizeOfPredicates, 13 NumberOfNonLiveVariables, 1719 ConjunctsInSsa, 59 ConjunctsInUnsatCore, 33 InterpolantComputations, 9 PerfectInterpolantSequences, 1538/1905 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
6 specifications checked. All of them hold
- InvariantResult [Line: 37]: Loop Invariant
Derived loop invariant: ((((((2 <= j) && (i <= 1)) && (n <= j)) && (j <= ((long long) i + 1))) || (((((n <= 2147483647) && (0 <= (j + 2147483648))) && (0 <= (i + 2147483648))) && (i <= 2147483646)) && (n <= 2147483647))) || (((((n <= 2147483647) && (0 <= (i + 2147483648))) && (i <= 2147483646)) && (n <= j)) && (j <= ((long long) i + 1))))
- InvariantResult [Line: 36]: Loop Invariant
Derived loop invariant: ((((n <= 2) && (i == 1)) || ((0 <= (i + 2147483648)) && (n <= i))) || (((n <= 2147483647) && (0 <= (i + 2147483648))) && (n <= 2147483647)))
RESULT: Ultimate proved your program to be correct!
[2024-11-20 19:11:41,194 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE