./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_01_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_01_good.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3c387cd962424d7cd3641a60ac93e9960b43f0d65395efc124f87f7b77635567 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 16:03:53,673 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 16:03:53,725 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2024-10-13 16:03:53,728 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 16:03:53,730 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 16:03:53,752 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 16:03:53,753 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 16:03:53,753 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 16:03:53,754 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 16:03:53,754 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 16:03:53,755 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 16:03:53,755 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 16:03:53,755 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 16:03:53,756 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 16:03:53,756 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 16:03:53,757 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 16:03:53,757 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 16:03:53,759 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 16:03:53,759 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 16:03:53,760 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 16:03:53,760 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 16:03:53,761 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 16:03:53,761 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 16:03:53,761 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-13 16:03:53,761 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-13 16:03:53,761 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 16:03:53,762 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 16:03:53,762 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 16:03:53,762 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 16:03:53,762 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 16:03:53,762 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 16:03:53,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 16:03:53,763 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 16:03:53,763 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 16:03:53,764 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 16:03:53,764 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 16:03:53,764 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 16:03:53,764 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 16:03:53,764 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 16:03:53,765 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 16:03:53,765 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 16:03:53,765 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c387cd962424d7cd3641a60ac93e9960b43f0d65395efc124f87f7b77635567 [2024-10-13 16:03:53,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 16:03:54,015 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 16:03:54,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 16:03:54,019 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 16:03:54,020 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 16:03:54,020 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_01_good.i [2024-10-13 16:03:55,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 16:03:55,438 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 16:03:55,438 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/Juliet_Test/CWE191_Integer_Underflow__int_rand_postdec_01_good.i [2024-10-13 16:03:55,461 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85575a0b0/deee4f37abe848e6aa1a8422acfe7927/FLAG0edf53507 [2024-10-13 16:03:55,473 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/85575a0b0/deee4f37abe848e6aa1a8422acfe7927 [2024-10-13 16:03:55,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 16:03:55,476 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 16:03:55,478 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 16:03:55,479 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 16:03:55,483 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 16:03:55,483 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:03:55" (1/1) ... [2024-10-13 16:03:55,484 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69332b06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:55, skipping insertion in model container [2024-10-13 16:03:55,484 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:03:55" (1/1) ... [2024-10-13 16:03:55,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 16:03:56,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 16:03:56,059 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 16:03:56,143 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 16:03:56,233 INFO L204 MainTranslator]: Completed translation [2024-10-13 16:03:56,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56 WrapperNode [2024-10-13 16:03:56,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 16:03:56,235 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 16:03:56,235 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 16:03:56,235 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 16:03:56,240 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (1/1) ... [2024-10-13 16:03:56,258 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (1/1) ... [2024-10-13 16:03:56,278 INFO L138 Inliner]: procedures = 499, calls = 28, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 114 [2024-10-13 16:03:56,278 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 16:03:56,279 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 16:03:56,279 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 16:03:56,279 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 16:03:56,287 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (1/1) ... [2024-10-13 16:03:56,287 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (1/1) ... [2024-10-13 16:03:56,289 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (1/1) ... [2024-10-13 16:03:56,296 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-13 16:03:56,296 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (1/1) ... [2024-10-13 16:03:56,296 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (1/1) ... [2024-10-13 16:03:56,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (1/1) ... [2024-10-13 16:03:56,301 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (1/1) ... [2024-10-13 16:03:56,302 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (1/1) ... [2024-10-13 16:03:56,303 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (1/1) ... [2024-10-13 16:03:56,304 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 16:03:56,305 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 16:03:56,305 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 16:03:56,305 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 16:03:56,306 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (1/1) ... [2024-10-13 16:03:56,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 16:03:56,321 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 16:03:56,335 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 16:03:56,337 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 16:03:56,389 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-10-13 16:03:56,389 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-10-13 16:03:56,389 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-10-13 16:03:56,389 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-10-13 16:03:56,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 16:03:56,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 16:03:56,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 16:03:56,506 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 16:03:56,507 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 16:03:56,676 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-10-13 16:03:56,676 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 16:03:56,703 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 16:03:56,705 INFO L314 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-13 16:03:56,705 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:03:56 BoogieIcfgContainer [2024-10-13 16:03:56,706 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 16:03:56,707 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 16:03:56,707 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 16:03:56,710 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 16:03:56,710 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 04:03:55" (1/3) ... [2024-10-13 16:03:56,710 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68696503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 04:03:56, skipping insertion in model container [2024-10-13 16:03:56,711 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:03:56" (2/3) ... [2024-10-13 16:03:56,711 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68696503 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 04:03:56, skipping insertion in model container [2024-10-13 16:03:56,712 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:03:56" (3/3) ... [2024-10-13 16:03:56,713 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE191_Integer_Underflow__int_rand_postdec_01_good.i [2024-10-13 16:03:56,725 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 16:03:56,725 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2024-10-13 16:03:56,767 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 16:03:56,772 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;@53b4aa7c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 16:03:56,772 INFO L334 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-10-13 16:03:56,775 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 38 states have (on average 1.5) internal successors, (57), 42 states have internal predecessors, (57), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2024-10-13 16:03:56,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-10-13 16:03:56,783 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:03:56,784 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 16:03:56,784 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-10-13 16:03:56,788 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:03:56,788 INFO L85 PathProgramCache]: Analyzing trace with hash -1690580052, now seen corresponding path program 1 times [2024-10-13 16:03:56,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:03:56,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682215329] [2024-10-13 16:03:56,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:03:56,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:03:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:03:56,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:03:56,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:03:56,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 16:03:56,990 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:03:56,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682215329] [2024-10-13 16:03:56,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682215329] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:03:56,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:03:56,991 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 16:03:56,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779392066] [2024-10-13 16:03:56,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:03:56,997 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:03:56,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:03:57,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:03:57,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:03:57,013 INFO L87 Difference]: Start difference. First operand has 50 states, 38 states have (on average 1.5) internal successors, (57), 42 states have internal predecessors, (57), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-13 16:03:57,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:03:57,042 INFO L93 Difference]: Finished difference Result 50 states and 67 transitions. [2024-10-13 16:03:57,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:03:57,044 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 8 [2024-10-13 16:03:57,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:03:57,049 INFO L225 Difference]: With dead ends: 50 [2024-10-13 16:03:57,049 INFO L226 Difference]: Without dead ends: 41 [2024-10-13 16:03:57,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:03:57,053 INFO L432 NwaCegarLoop]: 58 mSDtfsCounter, 1 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:03:57,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 115 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:03:57,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2024-10-13 16:03:57,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2024-10-13 16:03:57,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 41 states, 34 states have (on average 1.4705882352941178) internal successors, (50), 36 states have internal predecessors, (50), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 16:03:57,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 54 transitions. [2024-10-13 16:03:57,078 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 54 transitions. Word has length 8 [2024-10-13 16:03:57,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:03:57,078 INFO L471 AbstractCegarLoop]: Abstraction has 41 states and 54 transitions. [2024-10-13 16:03:57,078 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-13 16:03:57,078 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2024-10-13 16:03:57,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-13 16:03:57,079 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:03:57,079 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 16:03:57,079 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 16:03:57,079 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-10-13 16:03:57,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:03:57,080 INFO L85 PathProgramCache]: Analyzing trace with hash -868374012, now seen corresponding path program 1 times [2024-10-13 16:03:57,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:03:57,080 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [476271301] [2024-10-13 16:03:57,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:03:57,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:03:57,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:03:57,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:03:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:03:57,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 16:03:57,131 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:03:57,131 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [476271301] [2024-10-13 16:03:57,131 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [476271301] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:03:57,131 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:03:57,132 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 16:03:57,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1190631960] [2024-10-13 16:03:57,132 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:03:57,133 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:03:57,133 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:03:57,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:03:57,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:03:57,134 INFO L87 Difference]: Start difference. First operand 41 states and 54 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-13 16:03:57,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:03:57,144 INFO L93 Difference]: Finished difference Result 41 states and 54 transitions. [2024-10-13 16:03:57,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:03:57,144 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-10-13 16:03:57,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:03:57,145 INFO L225 Difference]: With dead ends: 41 [2024-10-13 16:03:57,145 INFO L226 Difference]: Without dead ends: 40 [2024-10-13 16:03:57,145 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:03:57,146 INFO L432 NwaCegarLoop]: 48 mSDtfsCounter, 0 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:03:57,147 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 95 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:03:57,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 40 states. [2024-10-13 16:03:57,150 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 40 to 40. [2024-10-13 16:03:57,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 40 states, 34 states have (on average 1.4411764705882353) internal successors, (49), 35 states have internal predecessors, (49), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 16:03:57,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 53 transitions. [2024-10-13 16:03:57,151 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 53 transitions. Word has length 9 [2024-10-13 16:03:57,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:03:57,151 INFO L471 AbstractCegarLoop]: Abstraction has 40 states and 53 transitions. [2024-10-13 16:03:57,151 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-13 16:03:57,151 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2024-10-13 16:03:57,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-10-13 16:03:57,152 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:03:57,152 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 16:03:57,152 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 16:03:57,152 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-10-13 16:03:57,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:03:57,153 INFO L85 PathProgramCache]: Analyzing trace with hash -2147286586, now seen corresponding path program 1 times [2024-10-13 16:03:57,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:03:57,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [823607565] [2024-10-13 16:03:57,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:03:57,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:03:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:03:57,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:03:57,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:03:57,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 16:03:57,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:03:57,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 16:03:57,221 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:03:57,221 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [823607565] [2024-10-13 16:03:57,221 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [823607565] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:03:57,221 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:03:57,221 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 16:03:57,221 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614969883] [2024-10-13 16:03:57,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:03:57,222 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 16:03:57,222 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:03:57,222 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 16:03:57,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:03:57,223 INFO L87 Difference]: Start difference. First operand 40 states and 53 transitions. Second operand has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-13 16:03:57,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:03:57,240 INFO L93 Difference]: Finished difference Result 40 states and 53 transitions. [2024-10-13 16:03:57,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 16:03:57,241 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2024-10-13 16:03:57,241 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:03:57,242 INFO L225 Difference]: With dead ends: 40 [2024-10-13 16:03:57,242 INFO L226 Difference]: Without dead ends: 39 [2024-10-13 16:03:57,242 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 16:03:57,243 INFO L432 NwaCegarLoop]: 47 mSDtfsCounter, 1 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:03:57,243 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 93 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:03:57,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2024-10-13 16:03:57,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2024-10-13 16:03:57,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 39 states, 34 states have (on average 1.411764705882353) internal successors, (48), 34 states have internal predecessors, (48), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-13 16:03:57,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 52 transitions. [2024-10-13 16:03:57,248 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 52 transitions. Word has length 21 [2024-10-13 16:03:57,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:03:57,248 INFO L471 AbstractCegarLoop]: Abstraction has 39 states and 52 transitions. [2024-10-13 16:03:57,248 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 8.5) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-13 16:03:57,248 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2024-10-13 16:03:57,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-10-13 16:03:57,249 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 16:03:57,249 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 16:03:57,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 16:03:57,249 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 1 more)] === [2024-10-13 16:03:57,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 16:03:57,250 INFO L85 PathProgramCache]: Analyzing trace with hash -2141374588, now seen corresponding path program 1 times [2024-10-13 16:03:57,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 16:03:57,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594800428] [2024-10-13 16:03:57,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 16:03:57,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 16:03:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:03:57,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 16:03:57,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:03:57,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-13 16:03:57,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 16:03:57,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-13 16:03:57,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 16:03:57,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594800428] [2024-10-13 16:03:57,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594800428] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 16:03:57,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 16:03:57,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 16:03:57,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197504858] [2024-10-13 16:03:57,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 16:03:57,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 16:03:57,376 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 16:03:57,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 16:03:57,378 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 16:03:57,378 INFO L87 Difference]: Start difference. First operand 39 states and 52 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, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-13 16:03:57,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 16:03:57,393 INFO L93 Difference]: Finished difference Result 39 states and 52 transitions. [2024-10-13 16:03:57,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 16:03:57,394 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, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2024-10-13 16:03:57,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 16:03:57,395 INFO L225 Difference]: With dead ends: 39 [2024-10-13 16:03:57,395 INFO L226 Difference]: Without dead ends: 0 [2024-10-13 16:03:57,395 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-10-13 16:03:57,396 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 0 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 137 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 16:03:57,397 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 137 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 16:03:57,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-13 16:03:57,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-13 16:03:57,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 16:03:57,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-13 16:03:57,400 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2024-10-13 16:03:57,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 16:03:57,401 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 16:03:57,401 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, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-10-13 16:03:57,401 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-13 16:03:57,402 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-13 16:03:57,404 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 4 remaining) [2024-10-13 16:03:57,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 4 remaining) [2024-10-13 16:03:57,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 4 remaining) [2024-10-13 16:03:57,405 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 4 remaining) [2024-10-13 16:03:57,405 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 16:03:57,408 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-10-13 16:03:57,410 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-13 16:03:57,427 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-13 16:03:57,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 04:03:57 BoogieIcfgContainer [2024-10-13 16:03:57,439 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-13 16:03:57,440 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 16:03:57,440 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 16:03:57,440 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 16:03:57,440 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:03:56" (3/4) ... [2024-10-13 16:03:57,442 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-13 16:03:57,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2024-10-13 16:03:57,444 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2024-10-13 16:03:57,448 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-10-13 16:03:57,448 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-10-13 16:03:57,448 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-13 16:03:57,562 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-13 16:03:57,563 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-13 16:03:57,563 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 16:03:57,563 INFO L158 Benchmark]: Toolchain (without parser) took 2086.72ms. Allocated memory is still 184.5MB. Free memory was 144.1MB in the beginning and 149.5MB in the end (delta: -5.4MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. [2024-10-13 16:03:57,563 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 109.1MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 16:03:57,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 755.95ms. Allocated memory is still 184.5MB. Free memory was 143.7MB in the beginning and 78.7MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-10-13 16:03:57,564 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.68ms. Allocated memory is still 184.5MB. Free memory was 78.7MB in the beginning and 75.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 16:03:57,564 INFO L158 Benchmark]: Boogie Preprocessor took 25.52ms. Allocated memory is still 184.5MB. Free memory was 75.7MB in the beginning and 72.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-13 16:03:57,564 INFO L158 Benchmark]: RCFGBuilder took 400.83ms. Allocated memory is still 184.5MB. Free memory was 72.8MB in the beginning and 138.3MB in the end (delta: -65.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-13 16:03:57,564 INFO L158 Benchmark]: TraceAbstraction took 731.80ms. Allocated memory is still 184.5MB. Free memory was 138.3MB in the beginning and 64.9MB in the end (delta: 73.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. [2024-10-13 16:03:57,564 INFO L158 Benchmark]: Witness Printer took 122.92ms. Allocated memory is still 184.5MB. Free memory was 64.9MB in the beginning and 149.5MB in the end (delta: -84.6MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2024-10-13 16:03:57,566 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 109.1MB. Free memory is still 80.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 755.95ms. Allocated memory is still 184.5MB. Free memory was 143.7MB in the beginning and 78.7MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.68ms. Allocated memory is still 184.5MB. Free memory was 78.7MB in the beginning and 75.7MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.52ms. Allocated memory is still 184.5MB. Free memory was 75.7MB in the beginning and 72.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 400.83ms. Allocated memory is still 184.5MB. Free memory was 72.8MB in the beginning and 138.3MB in the end (delta: -65.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 731.80ms. Allocated memory is still 184.5MB. Free memory was 138.3MB in the beginning and 64.9MB in the end (delta: 73.4MB). Peak memory consumption was 73.4MB. Max. memory is 16.1GB. * Witness Printer took 122.92ms. Allocated memory is still 184.5MB. Free memory was 64.9MB in the beginning and 149.5MB in the end (delta: -84.6MB). Peak memory consumption was 10.8MB. 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: 1554]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1554]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1566]: 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, 50 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 440 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 241 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 46 IncrementalHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 199 mSDtfsCounter, 46 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50occurred in iteration=0, InterpolantAutomatonStates: 13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 60 NumberOfCodeBlocks, 60 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 56 ConstructedInterpolants, 0 QuantifiedInterpolants, 78 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-10-13 16:03:57,589 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE